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Home My WebLink AboutNC0001422_Sutton Tables_20151103Corrective Action Plan Part 1 November 2015 L.V. Sutton Energy Complex TABLES SynTerra P: \ Duke Energy Progress.1026 \ 108. Sutton Ash Basin GW Assessment Plan\ 16.Corrective Action Plan\ FINAL CAP REPORT\Final LV Sutton CAP Report 11-02-2015.docx TABLE 1-1 GROUNDWATER ANALYTICAL RESULTS L.V. 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Sutton Ash Basin GW Assessment Plan\16.Corrective Anion Plan\Tables\Final Tables\Table 1-1 Groundwater Analytical Results Page 1 of 6 TABLE 1-1 GROUNDWATER ANALYTICAL RESULTS L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, INC., WILMINGTON, NC ��®mtm��®�®m�mmmmmmmmmmmmmmtmmmmmm®mmmmm ®��mm��m�mmmm®mmmmmmmm�mmmm�m®mmmmm ��®mm�®��m�®m�mmmmmmmm®m�mm�®om®mmmmm ®��m��m�mmmm®mmmmmmmm�mmmm�m®mmmmm ��m��®m�mmmmmm®mmmmmm�mmmmmm®mmmmm ��m��m��m�mamammm�m®mm�m�mm�®mm®m®mom ��m��m��ms®mmmmm®mmmmm®�mm®gym®®mm ®��m��®��m�mmmmmm�mmmmmm�mmmm®m®mmmmm ®��m��m�msm®mmm�mmmm�m�mm�®mm®mom ��mm�®�®m�mmmmmmmmmmmmm�mmmm®m®mmmmm ��®gym®�m��m�®mmmmmmmamm®mmmmm®®®m®mmmmm ®��m®��®�m�mmmmmmmm�mmmm�mmmmmm®mmmmm ®��m��m��m�®m®mmmmmmmm®m�mm�®mm®mom ��m��m�mmmmmmmmmmmmm�mmmmam®mmmmm ®��®m��m�mmmmmmmmmmmmm�mmmm®m®mmmmm ®��am��®®��mmmmmmmm®m��mm�mm®mmmmm ��®m®®��®m�mmmmmmmmmmmmm�mmmmmm®mmmmm ��m��®m�mmmmmm�mmmmmm�mmmm�m®mmmmm ��m®�®®®m�mmmmmmmmmmmmm�mmmmmm®mmmmm 06/02/2015 ��mm��m�mmmmmmmmmmmmm�mmmm�m®mmmmm ��®mmmmm®�m�m•m®mmmmmmmm�m�mm�®gym®mmmmm 06/01/2015 �®mmmmm®�m�m•mmmmmmmmmm�m�mm�®gym®mmmmm ��mm��m�mmmmmmmm®mmmm�mmmm®m®mmmmm ��m®�m��m�®m®mmmmm®mm®m�mmo®gym®mmmmm ��mm�®��m•mm�mmmmmm®mmmmmm��mmmm 04/29/2015 ��mm�m��m•�®®�®mmmmmmmmm�mm��®®mmmmm ®�®®m��®m�mmmmmmmm®mmmm�mmmm�m®mmmmm ®��mm�®��m�mmmmmmmmmmmmm�mmmmom®mmmmm ®��mm�®�®mom®m®mmmmm®mm®m®mm®®m■m®m®mom ®��m®®��®m�mmmmmmmmmmmmm�mmmm�m®mmmmm ®��m®��m�®m�mmmmm®mm®m�mm�®gym®m®mom �04/27/2015 ��®�m��®�mmmmmmmmm®mm��mmm�m®mmmmm P:\Duke Energy Prngmss.1026\108. 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SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, INC., WILMINGTON, NC mmm®mmm®mmm®®®®®mmmmt®m®mmm®©®®�®mmmma ��®mmm■�®�®®�®®®mmmm®®®mmmm®mmmsm•mmmm 04/28/2015 Mixed(anoxic) 04/28/2015 ��m®gym®�®gym®m®mmm®mmmmmmmmm��®®�®mmm 04/28/2015 04/28/2015 04/2912015 04/29/2015 06/03/2015 0 Bold highlighted concentration indicates exceedance of the 15A NCAC 02L Standard, Appendix 2, April 1, 2013 ORP = Oxidation Reduction Potential NE = Not established DIS = Dissolved NTU = nephelometric turbidity unit TOT= Total S.U. = Standard Unit Temp = Temperature ug/I = microgram per liter DO = Dissolved Oxygen umhos/cm = micro mhos per centimeter Deg C = Degree Celsius Spec Cord = Specific Conductance mg/I = milligrams per liter NM = Not Measured mg-N/L = milligram nitrogen per liter NA= Not Analyzed my = millivolts DUP = Duplicate < = concentration not detected at or above the reporting limit. * - Interim Maximum Allowable Concentrations (IMACs) of the 15A NCAC 02L Standard, Appendix 1, April, 1, 2013. NA = Not analyzed for March/June 2015 NPDES Compliance Sampling Event #30 Qualitative Redo, State derived using USGS Excel® Workbook for Identifying Redo, Processes in ground water. P:\Duke Energy Prrgress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\Tables\Final Tables\Table 1-1 Groundwater Analytical Results Page 3 of 6 TABLE 1-1 GROUNDWATER ANALYTICAL RESULTS L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, INC., WILMINGTON, NC �mmmm®mmmm.mmmmm®m,m®m,mmmmmm•mm®mmm 06/02/2015 �mmmm�mmmm.mmmmm�®mm©mmmmmm■mm®mmm 06/02/2015 ��®mm��m.m.m��mm�m.m®®m.m.m�m■m■m.®om.m��m 06/04/2015 m®mm®mmm■m.m■��mmm.m®m,m.m.m�m■m■®®m.m.�m ��mm��mm��mm��®��®mmm® ��mm�®�m.m.m��mmmmsm®mtm.m.mmm■m■mmmm.m. ��m®mm�mmm.m.m■�®mm�m�mmm,�m�m�m■m■m.m,om.m��m 06/17/2015 04/27/201506/04/2015 �mmm®®mm.m.m�mm�msm®m,m.m.m�m■m■m.©®m.� ��m�m��®�m.m.m��mm��m®®�m.mt�m■m■m.m.m.��m 06/02/2015 ��mm��m■m.®mmmm�mam■m■®m��m�m■m■m.m,®m.msmm ��mmm�m®m.m.m■��mm�mammm,m�mlm�m■m■m.m,om��m 06/03/2015 ��mmm��m.m.m■�®mmm®m®m,m�m.o�m■m■mm,om.ms�m ��mm�®®m.m.mmmmm�msmmm,��o�m■m■m®®��m ��mm��m.m.m��mm�m.m®®��mt�m■m■m.®mm.msmm ��mm®��m.m.®mmmm�m,mmm,m.m�mt�m■m■m.®®m�m� 02/05/2015 06/05/2015 mmm®®m■m.m■mmmm�m®mtm��mt�m■m■®m,®m.ms�m m��mm®��m.m.®�®mm�m.m®®m�mt�m■m■m.m.mm.�mm �06/05/2015 ��mm��m■m.mmmmm®®®m,m��mt�m■m■m.®®m, m��mm��m.m.m��mm�m,m■®m,m�m�®�m■m■m.mmm.ms m06/03/2015 mmmmmmm■m.m•��mm�m,®®m,m,m�mt�m■m■mm,®m.ms m��mmmm�m®m.m.m■mmmm�m�m®mtm�m�m�m■m■®m,®m.ms m�06/03/2015 �mmm�m®m■m.m■mmmmm®®m,m�®�m■m■mm.®m.ms ��mmmm�mmm.m.m■��mm�m.m®m,��m�m■m■m.®om.ml �mmmm�mmm■m.m■��mm�msm®m,m�m�m■m■m.m,®m.ms 06/04/2015 m��mmmm�m®m.m.m■m�mm�msm®mtm�mlmt�m■m■�®mm.� m�mmmm®oom■m.m■�®mm�mm®mt�mlmt�m■m■�©mm.ms 06/03/2015 02/05/2015 m��mmm�mmm.m.m■mmmm��m®m,�m�m�m■m■®m.®m.ms ��mmmm�®mm.m.m��mm�mlm®mtm.m,m�m■m■�®om.ms ��®mmm®mm.m.m®�mm�msm■®®m,m�m®m■m■�mom•��m ��mmmm�mmm•m•m■®�mm�m•m®mtm•m�®�m■m■�®®m•ms m��mmm�mmm•m•®��®®�®m®mtmsm,mt�m■m■�m•®ms®mm ��mmmmoomm•m•m■®®mm�mlm■®®�m�®�m■m■�mt®m•ms�m ��mmmm�®mm•m•m■��mm�m•m®®m��®�m■m■m•m•®mmm ��mmm�®®m■m•mmmmm�ms®mmtm�m�mt®m■m■m•®®m•� ��mm�mmm■m•mmmmm�m•m®®��m�m•m■m®®m��mm ��mmmm�®®m•m•m■mm®m�mimmmt��®�m■m■mmt®m•msmm 06/04/2015 m®mm�mmm•m•m■mmmm�m�m®mtm�msm�m•m■®mt®m•ms ��mm��m•m•m■mmmm�m•mmmtm�m�m�m■m■m•m•om•m�mm 06/04/2015 ��mmmm�®®m■m•m■��mm�m•m®mtm��m�m■m■m•mtom•� 06/04/2015 mmmm�mmm•m•m®�mm�mm®mtm,�m�m■m■�mt®m•ms ��m�mmmmmmm•mmmmmmmm®mmmmtmmm■m•mmmmm ��m�mm�mmmm•mmmmm�m�m®mtmmmmmm■m•m®mmm m��mmmmmm®mm•mmmmmmmm®mmm®mmm■mmmmmm ��mmmmmm�mm•mmmmmmmm®mmm®mmm■mmmmmm m��mmmm®m�mm•mmmmm�msm®mtmmmmmm■mm®mmm ��m®m�®®m•m•m■mm®m�m•m®mtm��m�m■m■®m,®m•msm ms�m�m�aam■m■m•mmmm�®mmmtm�m�mmtm•m•®m.®m�m�mm 06/02/2015 P:\Duke Energy Prngmss.1026\108. 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SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, INC., WILMINGTON, NC .. mm®®®®mma®®®mmm®®m®®®�®®m■m■®®®m■ma ms�mmmmmm�mm•mmmmmmmm®mmmmmmm■m■mmmmm ®�m�mmmm®m�mmmmmmmm®mmm®mmm®mmmmm ®�mmmm�mmm�mmmmm��mm�mm®mmm®m®mmm ®�m®mmmm�m�mmmmmmmmmmmm�mm��mmmmm ��m�mmmmmm�mmmmmmmm®mmm�mm��mmmmm� ��m�mm®m�m�mm®mm��mm®mm�mm��m®mmm ��mm��m•��®��®®m��m•m��m,®mmm ��m�mmmm�m�mmmmammm®mmm�mm��mmmmm ®�m�mm�m�m�mm�ma��m®�mm�mm��mommm ��m�mmmmom�mmmmmmmm®mmm�mm�®mmmmm ��m�mm�m®mmm®mm��m®�mm�mm�®m®mmm ®�m�mmmm�m�mmmmmmmm®mmm�mm��mmmmm ®�m�mmmm®m�mm�mm��m®�mm�mm��m®mmm ��mmmmmmmm�mmmmmmmm�mmm®mmm®mmmmm ®�m��mmmmm�mmmmmmmmmmmm�mm��mmmmm ��mm�mmmmm�mmmmmmmmmmmmmmm��mmmmm ��m�mmmm�m�mmmmammm®mmm�mm��mmmmm ��m�mmmmmm�mmmmmmmm�mmmmmm��mmmmm ��m�mmmmmm�mmmmmmmm®mmm®mm�mmmmmm ��mmmm�mmm�mmmmm�®mm�mmmmm�mm®mmm ��mmmm�mmm�mmmmm��mm�mm�mm�mm®mmm ��mmmmmmmm�mmmmmmmm®mmm�mm�®mmmmm ��m�mm�mom�mm�mm��mm®mmmmm�mm®mmm ��mm®mm��®mmmm��m®��m®om•� 04/29/2015 ��mm�mm��®mmmm��mm®��a��mmt®m•�� ®�m�mmmm�m�mmmmmmmmmmmm�mm��mmmmm 06/02/2015 ®�mmmmmm®m�mmmmmmmmmmmmmmm�mmmmmm ®�mmmm�mmm�mmmmm��mm®mmmmm�®m®mmm ®�mmmmmm®m�mmmmmmmmmmmm®mmm®mmmmm ®�mmmm�mmm�mmmmm��mm�mm®mm�mm®mmm �.-2-201��mm��®��mm��mm��0��0®�� 06/05/2015 mmmm�®m��mmmm��mm��m��®®m•� �04/27/201503/26/2015 �mm��m.mm®��®mm��®m•�� 06/05/2015 ��mm��m•mmmm��mm��®®m•�� SMW-03B 1 04/27/2015 1214113SO mm 4.8 m®�� 10mm2.03®mmm®m� 0.062 ®�� 0.2 1 200 ®®�0.324 10.01 0.0071 P:\Duke Energy Prngmss.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Anion Plan\Tables\Final Tables\Table 1-1 Groundwater Analytical Results Page 5 of 6 TABLE 1-1 GROUNDWATER ANALYTICAL RESULTS L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, INC., WILMINGTON, NC mmtm®®®m®om®®mmtm®®mm®®gym®��m®®�ma �� mm�mm��msm®mtm®�®®®��mm■m�m��®®�� 04/28/2015 06/03/2015 Prepared by: BE KLS Checked by: SRW Notes 0 Bold highlighted concentration indicates exceedance of the 15A NCAC 02L Standard, Appendix 2, April 1, 2013 ORP = Oxidation Reduction Potential NE = Not established DIS = Dissolved NTUs = nephelometric turbidity unit TOT = Total S.U. = Standard Unit Temp = Temperature ug/I = microgram per liter DO = Dissolved Oxygen umhos/cm = micro mhos per centimeter Deg C = Degree Celsius Spec Cond = Specific Conductance mg/I —milligrams per liter NM = Not Measured mg-N/L = milligram nitrogen per liter NA— Not Analyzed mV = mlllivolts DUP = Duplicate < = concentration not detected at or above the reporting limit. *- Interim Maximum Allowable Concentrations (IMACs) of the 15A NCAC 02L Standard, Appendix 1, April, 1, 2013. NA = Not analyzed for March/June 2015 NPDES Compliance Sampling Event #30 Qualitative Redo, State derived using USGS Excel® Workbook for Identifying Redo, Processes in ground water. P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\Tables\Final Tables\Table 1-1 Groundwater Analytical Results Page 6 of 6 TABLE 2-1 PROVISIONAL SOIL BACKGROUND CONCENTRATIONS L.V. SUTTON ENERGY COMPLEX DUKE ENERGY COMPLEX, LLC, WILMINGTON, NC Analytical Parameter North Carolina Preliminary Soil Remediation Goals Range of Observed Concentrations Provisional Background Concentration** Industrial Health Residential Health Protection of Groundwater Antimony 94 6.2 0.9 ND ND Arsenic 3 0.67 5.8 ND ND Barium 44,000 3,000 580 0.62 - 6 6 Boron 46,000 3,200 45 4.5 4.5 Cobalt 70 4.6 0.9 ND ND Iron 100,000 11,000 150 31.5 - 1,300 1,300 Manganese 5,200 360 65 0.41 - 6.3 6.3 Nickel 4,400 300 130 0.33 - 0.94 0.94 Selenium 1,200 78 2.1 ND ND Thallium 2.4 0.16 0.28 ND ND Vanadium 1,200 78 6 1.1 - 3.8 3.8 Notes: Prepared By: EMB Checked By: KDB Soil PSRG - Inactive Hazardous Sites Branch Preliminary Soil Remediation Goals (PSRGs) September 2015 All concentrations reported in milligrams per kilogram ND = Not Detected "Provisional background concentration is equal to the maximum background concentration taken from locations AW-08 and MW-37 Shading indicates comparative value to be used in risk assessment and corrective action evaluation if necessary P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-1 Soil Provisional.xlsx Page 1 of 1 TABLE 2-2 PROVISIONAL BACKGROUND GROUNDWATER CONCENTRATION - UPPER SURFICIAL L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter NCAC 2L Standard Range of Observed Concentrations Provisional Background Concentration pH(S.U.) 6.5-8.5 4.3-4.5 4.3-4.5 Antimony 1* ND ND Arsenic 10 ND ND Barium 700 8 - 10 10 Boron 700 ND ND Cobalt 1* ND ND Iron 300 31 - 687 687 Lead 15 ND ND Manganese 50 7 - 38 38 Nitrate (as N) 10,000 96 - 102 102 Selenium 20 ND ND Thallium 0.2* ND ND Total Dissolved Solids 500 ND ND Vanadium 0.3* ND ND Notes: S.U. = Standard Unit Prepared By: EMB Checked By: KDB Shading indicateds comparative value to be used in risk assessment and corrective action evaluation if necessary Units reported in pg/L unless otherwise stated * Interim Maximum Allowable Concentrations (IMACs) of the 15A NCAC 02L Standard, Appendix 1, April 2013. ** Provisional background concentrations correspond with the maximum concentrations in background well MW-37B (2 sampling events) P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-2 Provisional BG GW Concentrations- Upper Surficial.xlsx Page 1 of 1 TABLE 2-3 HISTORICAL BACKGROUND COMPLIANCE STATISTICS - LOWER SURFICIAL UNIT L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, INC Parameter Well ID FSampling Date Antimony Arsenic Barium Boron Cadmium Chloride Chromium Copper Iron Lead Manganese Mercury Nickel Nitrate Selenium Sulfate Thallium Zinc TDS Turbidity** (ug/I) (ug/1) (ug/1) (ug/I) (ug/1) (mg/1) (ug/1) (mg/1) (ug/1) (ug/1) (ug/1) (ug/l) (ug/1) (mg/I) (ug/1) (mg/1) (ug/1) (mg/1) (mg/1) NTU MW-413 3/1/1990 NS 7 AS NS NS 4.91 NS NS NS NS AS NS NS 3 NS NS NS 140 NS MW-4B 7/1/1990 NS 7 NS NS NS 3.7 NS NS NS NS NS NS NS 2 NS NS NS 76 NS VW-4B 11/13/1990 NS 1 NS NS NS 3.8 NS NS 1110 NS NS NS NS NS <1 NS NS NS 128 NS MW-4B. 3/6/1991 NS 1 NS NS NS 5 NS NS 700 NS NS NS NS NS <1 NS NS NS 8. NS MW-4B 7/22/1991 NS 1 NS NS NS 3.6 NS NS 890 NS NS NS NS NS <1 NS NS NS 82 NS MW-4B 11/6/1991 NS 1 NS NS NS 4.1 NS NS 720 NS NS NS NS NS <1 NS NS NS 86 NS MW-4B 3/25/1992 NS 1 NS NS NS 3.9 NS NS 440 NS NS NS NS NS 1 NS NS NS 172 NS. MW-413 7/15/1992 NS 1 NS NS NS 3.9 NS NS 650 NS NS NS NS NS <1 NS NS NS 78 NS MW-413 11/24/1992 NS <1 NS NS NS 3.7 NS NS 50 NS NS NS NS NS <1 NS NS NS 68 NS MW-4B 3/22/1993 NS 1 NS NS NS 3.8 NS NS 610 NS NS NS NS NS <1 NS NS NS 70 NS MW-413 7/19/1993 NS 1 NS NS NS 3.8 NS NS 620 NS NS NS NS NS <1 NS NS NS 80 NS MW-413 11/4/1993 NS 1 NS NS NS 3.55 NS NS 610 NS NS NS NS NS <1 NS NS NS 46 NS MW-413 3/7/1994 NS 1. NS NS NS 3.75 NS NS 550 NS NS NS NS NS <1 NS NS NS 80 NS MW-413 7/11/1994 NS 1 NS NS NS 3.55 NS NS 500 NS NS NS NS NS <1 NS NS NS 64 NS MW-413 11/2/1994 NS <1. NS NS NS 3.3 NS NS 600 NS NS NS NS NS <1 NS NS NS 65 NS MW-413 3/8/1995 NS 9.8 NS NS NS 3.2 NS NS NS NS NS NS NS 8 NS NS NS 86 NS MW-4B 3/6/1996 NS 4.2 NS NS NS 4.5 NS NS NS NS NS NS NS <1 NS NS NS 115 NS MW-413 3/17/1997 NS 3.4 NS NS NS 3.8 NS NS NS NS NS NS NS 2 NS NS NS 94 NS MW-413 3/16/1998 NS <S NS NS NS 4.42 NS NS 907 NS NS NS NS NS <5 NS NS NS 70 NS MW-4B 3/17/1999 NS <5 NS NS NS 7.6 NS NS 1470 NS NS NS NS NS 17 NS NS NS 81.5 NS MW-413 3/6/2000 NS <S NS NS NS 6.75 NS NS 1070 NS NS NS NS NS <5 NS NS NS 78 NS MW-413 3/16/2001 NS <5 NS NS NS 11.8 NS NS 536 NS NS NS NS NS <5 NS NS NS 75 NS MW-413 3/6/2002 NS <5 NS NS NS 6.65 NS NS 755 NS NS NS NS NS <5 NS NS NS 67 NS. MW-413 3/18/2003 NS <5 NS NS NS 8.68 NS NS 989 NS NS NS NS NS <5 NS NS NS 70 NS MW-413 3/9/2004 NS <5 NS NS NS 4.8 NS NS 627 NS NS NS NS NS <5 NS NS NS 77 NS MW-413 3/7/2005 NS <5 NS NS I NS 5.2 NS NS 741 NS NS NS NS NS <5 NS NS NS 72 1 NS MW-45 3/2/2006 NS <5 NS NS NS 5.7 NS NS 588 NS NS NS NS NS <5 NS NS NS 74 NS MW-413 12/12/2006 0.14 0.28 28.7 12.5 <0.24 3.28 0.61 0.0276 597 0.24 23 <0.1 1.3 0.05 <0.14 7.75 <0.014 0.0033 53 NS MW-413 3/6/2007 <3 2 30 30 <1 5 <5 <0.005 607 <3 22 <0.2 <5 <0.02 <5 8 <1 0.007 80 NS MW-413 11/7/2007 <2.5 <1 34 17 <1 7 <5 <0.005 623 <5 18 <0.2 <5 <0.02 <5 12 <1 0.011 62 NS MW-413 3/11/2008 <2.5 2 24 19 <1 7 <5 <0.005 486 <5 16 <0.2 <5 <0.04 <5 7 <1 <0.005 93 NS 1AW-413 11/6/2008 <2 <2 26 <5 <1 5 <5 <0.005 405 <5 14 <0.2 <5 <0.02 <5 <10.0 <1 0.019 74 NS MW-413 3/10/2009 <40 <2 <100 30 <10 5 <10 <0.01 751 <10 29 <0.2 <10 <0.02 <20 8 <10 <0.02 61 NS MW-413 10/6/2009 <5 <5 32 <20 <5 5 <5 <0.005 517 <5 20 <0.2 <5 <0.02 <5 9 <5 0.008 72 NS MW-413 3/10/2010 <1 <1 25 10 1 <1 6 3 <0.001 516 <1 18 0.2 2 <0.02 <1 9 <1 0.002 87 NS MW-413 11/11/2010 <0.5 <5 27.7 <50 <0.080 6.2 <5 <0.005 417 <5 25.6 <0.2 <5 <0.1 <10 9.3 <0.1 <0.010 68 NS MW-413 3/2/2011 <0.5 <5 35.4 B <50 <0.08 29.6 B <5 <0.005 763 <5 33 <0.2 <5 <0.1 <10 7.9 B <0.1 <0.010 116 B 1.64 VW-4B 10/4/2011 <0.5 <5 42.7 <50 <0.08 8.8 <5 <0.005 1250 <5 42.5 <0.2 <5 <0.2 <10 7.1 <0.1 <0.010 105 2.21 MW-413 3/6/2012 <0.5 <5 51.8 <50 <0.08 12.7 <5 <0.005 1460 <5 44.3 <0.2 <S <0.2 <10 6.9 <0.1 <0.010 168 0.55 MW-413 5/5/2012 <0.5 <5 44.2 <50 <0.08 11.8 <5 <0.005 1100 <5 52.3 <0.2 <5 <0.02 <10 8.9 <0.1 <0.010 153 3.97 MW-413 10/2/2012 <0.5 <5 47.4 <50 <0.08 10.8 <5 <0.005 1470 <5 49.1 <0.2 <5 <0.02 <10 8.5 <0.1 <0.010 145 0.94 MW-413 3/12/2013 <1 <1 47 <50 <1 8.7 <5 <0.005 1650 <1 1 46 <0.05 <5 <0.023 <1 8.1 <0.2 <0.005 140 1 4.9 MW-4B 6/12/2013 <1 <3 47 <50 <3 9 <5 <0.005 570 <S 16 <0.05 <S I <0.023 <S 8.8 <0.2 0.006 130 2.6 MW-413 10/2/2013 <1 <1 53 <50 <1 11 <5 <0.005 1720 <1 62 <0.05 <5 <0.023 <1 8.1 <0.2 <0.005 180 1 MW-413 3/4/2014 <1 <1 61 <50 <1 11 <5 <0.005 2020 <1 62 <0.05 <5 <0.023 <1 8.8 <0.2 0.005 180 1.2 MW-48 5/2/2014 <1 <1 59 <50 <1 10 <5 <0.005 891 <1 29 <0.05 <5 <0.023 <1 8.6 <0.2 <0.005 170 6 MW-413 10/1/2014 <1 <S. 70 <50 <3 12 <5 <0.005 2840 <S 80 <0.05 <5 <0.023 <1 9.4 <0.2 <0.005 210 2.7 VW-48 1 3/11/2015 <1 <1 80 <50 1 <1 12 <5 <0.005 2940 <1 81 <0.05 <5 <0.023 <1 9.3 <0.2 <0.005 180 5.30 MW-413 6/1/2015 <1 <3 68 <50 <3 13 <5 <0.005 1280 <1 59 <0.05 <5 0.05 <1 10 <0.2 <0.005 210 9.98 MW-5C 3/1/1990 N5. 1 NS NS NS 295 NS NS M N5. NS NS NS I NS <1 NS NS NS 500 NS MW-5C 7/1/1990 NS 1 NS NS NS 270 NS NS 430 NS NS NS NS NS <1 NS NS NS 464 NS MW-5C 11/13/1990 NS <1 NS NS NS 205 NS NS 110 NS NS NS NS NS <1 NS NS NS 472 NS MW-SC 3/6/1991 NS <1 NS NS NS 190 NS NS <50 NS NS NS NS NS <1 NS NS NS 336 NS VW-5C 7/22/1991 NS <1 NS NS NS 176.7 NS NS 90 NS NS NS NS NS <1 NS NS NS 308 NS MW-SC 11/6/1991 NS 1 NS NS NS 184.2 NS NS 120 NS I NS NS NS NS <1 NS NS NS 340 NS MW-5C 3/25/1992 NS <1 NS NS NS 170.2 NS NS 50 NS NS NS NS NS <1 NS NS NS 384 NS MW-SC 7/15/1992 NS <1 NS NS NS 175 NS NS 110 NS NS NS NS NS <1 NS NS NS 332 NS MW-5C 11/24/1992 NS <1 NS NS NS 169.7 NS NS 50 NS NS NS NS NS <1 NS NS NS 328 NS MW-5C 3/22/1993 NS <1 NS NS NS 141.7 NS NS 70 NS NS NS NS NS <1 NS NS NS 252 NS MW-5C 7/19/1993 NS <1 NS NS NS 116.6 NS NS 110 NS NS NS NS NS <1 NS NS NS 260 NS MW-SC 11/4/1993 NS <1. NS NS NS 114.1 NS NS 90 NS NS NS NS NS <1 NS NS NS 120 NS MW-5C 3/7/1994 NS <1 NS NS I NS 124.1 NS NS 70 NS NS NS NS NS <1 NS NS NS 272 NS MW-5C 7/11/1994 NS <1. NS NS NS 120.6 NS NS 60 NS NS NS NS NS <1 NS NS NS 284 NS 1AW-5C 11/2/1994 NS <1 NS NS NS 130 NS NS 90 NS NS NS NS NS <1 NS NS NS 249 NS MW-SC 3/8/1995 NS <1 NS NS NS 140 NS NS NS NS NS NS NS <1 NS NS NS 297 NS MW-5C 3/6/1996 NS. <1 NS NS NS 130 NS NS <100 N5. NS NS NS NS <1 NS NS NS 267 NS MW-5C 3/17/1997 NS <1 NS NS NS 93 NS NS 350 NS NS NS NS NS <1 NS NS NS 162 NS MW-5C 3/16/1998 NS <5 NS NS NS 82 NS NS 11 NS NS NS NS NS <5 NS NS NS 198 NS MW-SC 3/17/1999 NS <5 NS NS I NS 81.7 NS NS 159 NS NS NS NS NS <5 NS NS NS 224 NS MW-5C 3/6/2000 NS <5 NS NS NS 40.2 NS NS 46 NS NS NS NS NS <5 NS NS NS 114 NS MW-SC 3/16/2001 NS <S NS NS NS 47.3 NS NS 285 NS NS NS NS NS <5 NS NS NS I11 NS MW-5C 3/6/2002 NS <5. NS NS NS 39.7 NS NS 127 NS NS NS NS NS <5 NS NS NS 253 NS MW-SC 3/18/2003 NS <5 NS NS NS 34.9 NS NS 14 NS NS NS NS NS <5 NS NS NS 81 NS MW-5C 3/9/2004 NS <5 NS NS NS 22.3 NS NS 373 NS NS NS NS NS <5 NS NS NS 70 NS MW-5C 3/7/2005 NS <5 NS NS NS 16.2 NS NS 122 NS NS NS NS NS <5 NS NS NS 52 NS MW-5C 3/2/2006 NS <5 NS NS I NS 29.9 NS NS 115 NS NS NS NS NS <5 NS NS NS 105 NS MW-SC 3/6/2007 NS <1. NS NS NS 32 NS NS 129 NS NS NS NS NS <5 NS NS NS 88 NS MW-5C 3/11/2008 NS <2 NS NS NS 24 NS NS M NS NS NS NS NS <5 NS NS NS 74 NS MW-5C 3/10/2009 NS <2. NS NS NS 21 NS NS <100 NS NS NS NS NS <20 NS NS I NS 78 NS VW-5C 3/10/2010 NS <5 NS NS. NS 23 NS NS 12 NS NS NS NS NS <10 NS NS NS 93 NS MW-SC 3/2/2011 NS <5 NS NS NS 23 B NS NS 72 NS NS I NS NS NS <10 NS NS NS 78 B 1.47 MW-5C 3/7/2012 <0.5 <5 39.8 <50 <0.08 16.2 1 <5 <0.005 56.9 <5 336 <0.2 <5 I <0.2 <10 7.8 <0.1 <0.010 59 2.03 MW-5C 5/6/2012 <0.5 <S 34.3 <50 1 <0.08 14.2 <5 <0.005 <50 I <5 193 <0.2 <5 0.1 B <10 8.8 <0.1 <0.010 52 1.13 MW-5C 10/2/2012 <0.5 <5 42.1 <50 0.1 22.4 <5 <0.005 <50 <5 447 <0.2 <5 0.037 B <10 11.9 <0.1 <0.010 59 0.77 MW-SC 3/13/2013 <S <S 28 <50 <3 12 <5 <0.005 26 <S 222 <0.05 <5 0.11 <1 9.6 <0.2 <0.005 47 1.18 MW-5C 6/13/2013 <1 <1 32 <50 <1 74 <5 <0.005 28 <1 130 <0.05 <5 0.02 <1 74 <0.2 <0.005 1 56 0.8 MW-SC 10/3/2013 <1 <1 33 <50 <3 18 <5 <0.005 26 <1 602 <0.05 <5 <0.023 <S 13 <0.2 <0.005 72 0.72 MW-SC 3/5/2014 <1 <1 17 <50 <1 12 <5 <0.005 21 <1 I 111 I <0.05 I <5 0.17 <1 8.8 <0.2 0.01 50 1.08 MW-SC 5/3/2014 <1 <1 28 <50 <3 1 16 1 <5 <0.005 34 <1 441 <0.05 15 1 0.05 1 <1 11 <0.2 <0.005 65 3 MW-SC 10/2/2014 <1 <1 27 <50 <1 18 <5 <0.1101 23 <1 554 <0.05 <5 0.03 <1 12 <0.2 <0.005 63 0.93 MW-5C 3/10/2015 <1 <1 29 <50 <1 18 <5 <0.005 13 <1 535 <0.05 <5 0.03 <1 12 <0.2 <0.005 57 1.07 MW-5C 6/1/2015 11 <3 27 <50 <1 21 <5 <0.005 <10 <1 441 <0.05 <5 0.03 <1 14 <0.2 <0.005 69 1.- Analysis Type 11 Prediction Limit Parametric* 13.7 6.81 95.4 45.0 3.88 267 4.59 0.0194 5855 5.74 827.8 0.227 4.35 0.250 10.9 53.2 3.82 0.0178 1 499 Non -parametric** 40.0 9.80 100.0 50.0 10.0 295 10.0 0.0276 92.0 10.0 602.0 0.200 10.0 0.230 20.0 74.0 10.0 0.0200 1 0.0920 Poisson** 3.93 4.63 55.9 34.1 2.52 44.5 6.58 1 0.00787 1920.81 4.53 1 177.3 1 0.797 1 6.57 1 0.065 1 5.56 1 11.4 1 1.96 1 0.0105 1 140 NOTES: Analysis type based on distribution of compliance well dataset and percentage of nondetects. 1/2 detection limits were used for inter -well parametric and poisson prediction limits. For non -parametric prediction limits dection limits were used for inter -well non -parametric prediction limits. Confidence interval used during calculations = 99% rvD<ao The nondetected value for antimony for MW-413 on 3/10/2009 was<40 µg/L. All other antimony nondetect values<2.5 or<0.5 for this well. Outlier High concentrations lacking correlated turbidity measurements and may potentially be statistical outliers. Value Is less than detection limit B Data flagged due to detection in field blank NS Not Sampled * Assessment monitoring well data compared to inter -well parametric prediction limit due to higher statistical power (1-0) in relation to non -parametric and poisson * * Inter -well non -parametric and poisson prediction limits will be used (dependent on distribution and % NDsl when a sufficient number of samples have been collected P:\Duke Energy Pmgms5.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-3 Historic BG Compliance Statistics Lower SurBcial.,I,, page 1 of 1 TABLE 2-4 PROVISIONAL BACKGROUND GROUNDWATER CONCENTRATION - LOWER SURFICIAL L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter NCAC 2L Standard Range of Observed Concentrations Provisional Background Concentration pH(S.U.) 6.5-8.5 4.5-8.0 4.5-8.5 Antimony 1* 0.140 - 1.08 13.7 Arsenic 10 0.28 - 9.8 6.8 Barium 700 0.47 - 80. 95 Boron 700 9.70 - 928 45.0 Cadmium 2 ND - 0.10 3.9 Chloride 250,000 3,200 - 295,000 267,000 Chromium 10 0.61 - 3.0 4.6 Cobalt 1* 0.640 - 2.99 2.99 Copper 1000 1.30 - 27.6 20 Iron 300 11 - 9,700 5,900 Lead 15 0.12 - 3.2 5.7 Manganese 50 6.34 - 602 828 Nitrate (as N) 101000 30 - 50 250 Selenium 20 1.0 - 17 11 Sulfate 250,000 6,900 - 74,000 53,200 Thallium 0.2* ND - 0.180 3.82 Total Dissolved Solids 500,000 8,000 - 760,000 499,000 Vanadium 0.3* 0.514 - 1.22 1.22 Notes: Preparea by: I P/LMI3 cneckea by: AKL Provisional background concentration equals parametric prediction concentration from historical background compliance wells MW-04B, MW-05C, and MW-37C * Interim Maximum Allowable Concentrations (IMACs) of the 15A NCAC 02L Standard, Appendix 1, April 2013. Units reported in pg/L unless otherwise stated Shading indicates comparative value to be used in risk assessment and corrective action evaluation if necessary S.U. = Standard Unit ND = Not Detected P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-4 Provisional BG GW Concentration- Lower Surficial.xlsx Page 1 of 1 TABLE 2-5 PROVISIONAL BACKGROUND SURFACE WATER CONCENTRATIONS L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter Surface Water Criteria NCAC 2B / EPA NRWQC Provisional Background Concentration Human Health Ecological H 5-9 6.5-9 6.56 Aluminum 8,000 87 496 Antimony 640 NE ND Iron NE NE 1,390 Manganese 100 NE 118 Mercury n /L NE 0.012 3.87 Thallium 0.47 NE ND Vanadium NE NE 2.44 Zinc dissolved 5 36 86 Notes: Prepared by: EMB Checked By: KDB All provisional background concentrations are based on SW-CFUP All values reported in pg/L unless otherwise stated NE = Not Established ND =Not Detected Shading indicates comparative value to be used in risk assessment and corrective action evaluation if necessary P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-5 Surface Water BG Concentrations. xlsx Page 1 of 1 TABLE 2-6 SOIL EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter Antimony Arsenic Barium Boron Cobalt Iron Manganese Nickel Selenium Silver Thallium Vanadium Reporting Units mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg PSRG Industrial Health 94 3 44000 46000 70 100000 5200 4400 1200 1200 2.4 1200 PSRG Residential Health 6.2 0.67 3000 3200 4.6 11000 360 300 78 78 0.16 78 PSRGProtection of Groundwater 0.9 5.8 580 45 0.9 150 65 130 2.1 3.4 0.28 6 Provisional Background Concentration NO t NO 1 6 4.5 NO 1300 6.3 0.94 NO NO NO 3.8 Sample ID Sample Collection Date Analytical Results BACKGROUND ANALYTICAL RESULTS AW-08C (40-42) 02/04/2015 <1.1 <1.1 2.7 <2.8 <1.1 392 1.5 0.4 <1.1 NA <1.1 1.1 MW-37C (4-6) 02/04/2015 <1.1 <1.1 0.64 <2.8 <1.1 875 3.9 0.33 <1.1 NA <1.1 <1.1 MW-37C (43-45) 02/04/2015 <1.2 <1.2 6 4.5 <1.2 1300 6.3 0.94 <1.2 NA <1.2 3.8 ANALYTICAL RESULTS AB-01 (82-84) 03/28/2015 <3.4 3.3 j 8.2 12.6 j <3.4 6500 28.9 2.5 <3.4 NA <3.4 7.9 AB-01 (96-98) 03/29/2015 <3.3 2.1 j 5.7 12.5 j <3.3 6050 39.3 2.9 <3.3 NA <3.3 8.8 AB-02 (10-12) 03/26/2015 <2.8 <2.8 <2.8 <14.1 <2.8 211 <1.4 <1.4 <2.8 NA <2.8 <2.8 AB-02 (10-12) DUP 03/26/2015 <3.1 <3.1 <3.1 <15.4 <3.1 252 <1.5 <1.5 <3.1 NA <3.1 <3.1 AB-02 (53-55) 03/28/2015 <3.4 2 j 7.1 11 j <3.4 5640 42.8 2.8 <3.4 NA <3.4 8.3 AW-01C (0-2) 01/31/2015 <1 <1 1 <2.6 <1 1290 0.9 0.39 <1 NA <1 1.5 AW-01C (8-10) 01/31/2015 <1.1 <1.1 0.86 <2.8 <1.1 267 0.76 0.38 <1.1 NA <1.1 <1.1 AW-01C (43-45) 01/31/2015 <1.1 <1.1 3.5 <2.6 <1.1 264 15.1 <0.26 <1.1 NA <1.1 <1.1 AW-02C (0-2) 01/30/2015 <1.1 <1.1 1.2 <2.6 <1.1 1350 1.3 <0.26 <1.1 NA <1.1 4.1 AW-02C (10-11) 01/30/2015 <1.2 <1.2 1.5 <3 <1.2 448 10.9 <0.3 <1.2 NA <1.2 <1.2 AW-02C (43-44) 01/31/2015 <1 <1 1.2 <2.6 <1 263 1.7 0.35 <1 NA <1 <1 AW-03C (0-2) 01/31/2015 <1 <1 1.5 <2.6 <1 824 0.97 0.27 <1 NA <1 2.9 AW-04C (0-2) 01/29/2015 <1 <1 0.91 <2.6 <1 815 1.4 <0.26 <1 NA <1 2.2 AW-04C (9-10) 01/29/2015 <1.1 <1.1 0.92 <2.8 <1.1 297 1 0.47 <1.1 NA <1.1 <1.1 AW-04C (47-48) 01/29/2015 <1.1 <1.1 1.3 <2.8 <1.1 1950 19.5 1.1 <1.1 NA <1.1 <1.1 AW-05C (4-6) 02/02/2015 <1.1 <1.1 1.7 <2.6 <1.1 1110 2.1 0.44 <1.1 NA <1.1 2.5 AW-05C (9-11) 02/02/2015 <1.1 <1.1 1 <2.8 <1.1 369 2 <0.28 <1.1 NA <1.1 <1.1 AW-06D (0-2) 01/29/2015 <1 <1 1.2 <2.6 <1 562 0.75 0.44 <1 NA <1 2.6 AW-06D (108-110) 01/29/2015 <1.3 2.2 7.1 46.6 1.7 11000 65.9 6.9 <1.3 NA <1.3 17.2 AW-07D (0-2) 01/30/2015 <1.1 <1.1 4.2 <2.7 <1.1 1330 1.4 0.4 <1.1 NA <1.1 2.9 AW-07D (8-10) 01/30/2015 <1.1 <1.1 2.5 <2.9 <1.1 782 7.3 0.54 <1.1 NA <1.1 <1.1 AW-07D (46-47) 01/30/2015 <1.1 14.5 8.1 20.8 <1.1 18000 204 2.6 <1.1 NA <1.1 9 AW-09C (14-16) 02/03/2015 <1.3 <1.3 <0.64 <3.2 <1.3 194 0.54 <0.32 <1.3 NA <1.3 <1.3 AW-09C (43-45) 02/03/2015 <1.3 <1.3 2.7 <3.2 <1.3 253 3.1 <0.32 <1.3 NA <1.3 <1.3 GP-02 (Geosyntec) (52-56) 05/16/2014 <5.45 119 954 54.3 NA 33900 127 40.8 7.99 0.231 U <8.17 NA GP-02 (Geosyntec) (72-76) 05/19/2014 <5.5 136 632 66.4 NA 36300 126 85.2 6.44 0.234 U 0.715 U NA GP-03 (Geosyntec) (24-28) 05/20/2014 <5.49 60.4 384 36.4 NA 15300 64.7 39.7 14.6 0.233 U 0.714 U NA GP-03 (Geosyntec) (72-76) 05/20/2014 <5.64 104 785 158.5 NA 23700 103 49.1 8.73 0.24 U <8.46 NA GP-03 (Geosyntec) (76-80) 05/20/2014 <5.64 115 599 57.1 NA 23500 107 46 7.34 0.24 U <8.47 NA GP-03 (Geosyntec) (80-84) 05/20/2014 <4.9 58.9 477 41.1 NA 30800 105 33.1 <4.9 0.208 U <7.35 NA GP-05 (Geosyntec)(20-24) 05/21/2014 0.868 U 50.2 18 25.1 NA 216 56.1 17.3 0.938 U <1.17 <7.04 NA GP-06 (Geosyntec)(24-28) 05/21/2014 0.837 U 4.52 U 1.92 <11.3 NA 424 2.45 <2.26 0.905 U 0.192 U 0.588 U NA MW-34C (Geosyntec) (4-6) 05/13/2014 0.749 U 0.709 U 1.29 0.851 U NA 342 2.42 <2.03 0.81 U 0.172 U 0.527 U NA MW-36C (Geosyntec) (4-6) 05/09/2014 0.778 U 0.736 U 1.42 0.884 U NA 835 5.05 <2.1 0.842 U 0.179 U 0.547 U NA PZ-INT (Geosyntec)(12-14) 05/07/2014 1.27 U 38.1 304 31 NA 7610 40.8 28.5 <6.84 0.291 U 0.889 U NA SB-01 (Geosyntec) (2.5-3) 05/13/2014 0.783 U 0.74 U <1.06 0.888 U NA <42.3 1.22 <2.12 0.846 U 0.18 U 0.55 U <1.06 SB-02 (Geosyntec) (2.5-3) 05/13/2014 0.729 U 0.69 U 1.5 0.828 U NA 1620 1.93 <1.97 0.788 U 0.167 U 0.512 U 3.95 SMW-01C (0-2) 04/14/2015 <6.9 <6.9 <3.4 <17.2 <6.9 609 2.1 <1.7 <6.9 NA <6.9 <6.9 SMW-01C (42-44) 04/14/2015 <6.2 <6.2 3.3 <15.4 <6.2 1870 7.5 0.98 j <6.2 NA <6.2 <6.2 SMW-02C (0-2) 03/24/2015 <3 <3 0.97 <3 <3 510 0.99 0.43 <3 NA <3 <3 SMW-02C (8-10) 03/24/2015 <3.2 <3.2 1.2 <3.2 <3.2 190 0.4 0.39 <3.2 NA <3.2 <3.2 SMW-02C (43-45) 03/24/2015 <3.4 <3.4 1.4 <3.4 <3.4 465 20.1 <0.34 <3.4 NA <3.4 <3.4 SMW-03C (10-12) 03/24/2015 <2.7 <2.7 2.1 <2.7 <2.7 230 1 0.65 <2.7 NA <2.7 <2.7 SMW-04C (0-2) 04/13/2015 <7.1 <7.1 1.8 j <17.8 <7.1 160 <1.8 <1.8 <7.1 NA <7.1 <7.1 SMW-04C (4-6) 04/13/2015 <6.1 <6.1 <3 <15.1 <6.1 177 <1.5 <1.5 <6.1 NA <6.1 <6.1 SMW-04C (43-45) 04/13/2015 <6.5 <6.5 1.6 j <16.1 <6.5 412 6.2 <1.6 <6.5 NA <6.5 <6.5 SMW-06D (6-8) 04/06/2015 <6.2 <6.2 <3.1 <15.5 <6.2 422 <1.6 <1.6 <6.2 NA <6.2 <6.2 SMW-06D (101-103) 04/08/2015 <7.2 <7.2 5.5 23 <7.2 9000 58.6 5.1 <7.2 NA <7.2 <7.2 SMW-06D (101-103) Dup 04/08/2015 <7.8 <7.8 5.8 <97.9 <7.8 9900 68.4 4.6 <7.8 NA <7.8 12.8 SPT-03 (Geosyntec) (10-12) 05/09/2014 0.955 U 19.6 214 <12.9 NA 20100 88.3 26.4 14.9 0.219 U 0.671 U NA SPT-07 (Geosyntec) (4-6) 05/07/2014 0.955 U 49.1 430 31.3 NA 13900 67.4 30.5 5.39 0.22 U <7.77 NA V-DPT-01 (Geosyntec)(13-15) 05/05/2014 0.775 U 0.733 U 1.34 0.88 U NA 549 1.64 <105 0.178 U 17.5 U 7.82 <4.19 V-DPT-02 (Geosyntec) (11-15) 05/05/2014 0.77 U <4.16 3.37 <10.4 NA 1780 5.7 <104 0.177 U 17.4 U 52.6 <4.16 V-DPT-03 (Geosyntec)(11-13) 05/05/2014 0.752 U 0.712 U 9.62 0.854 U NA 1060 10.5 <102 0.173 U 17 U 34.8 11.2 V-DPT-04 (Geosyntec)(11-13) 05/06/2014 0.774 U 0.732 U 5.65 0.879 U NA 1120 4.9 <105 0.178 U 1 17.5 U 1 13.7 10.3 V-DPT-05 (Geosyntec)(13-15) 05/06/2014 0.748 U <4.04 13.6 <10.1 NA 2610 15.3 112 0.172 U <202 72.3 4.12 V-DPT-06 (Geosyntec) (12-14) 05/06/2014 0.777 U <4.2 18.9 <10.5 NA 1330 11.2 173 0.178 U <210 13.2 <4.2 V-DPT-07 (Geosyntec) (13-15) 05/06/2014 0.74 U <4 11.2 0.839 U NA 1390 4.56 <99.9 0.17 U 16.7 U 22.8 <4 Prepared by: BER/SRW Checked by: EMB/PBW Notes: - Constituent exceeds Inactive Hazardous Sites Branch Preliminary Soil Remediation Goals (PSRG) Table September 2015 - Total metal concentration less than appropriate comparative value in bold (2L, IMAC, or Provisional background) DUP = duplicate mg/kg = milligram per kilogram NA = not analyzed j = indicates concentration reported below Practical Quantitation Limit (PQL), but above Method Detection Limit (MDL) and therefore concentration is estimated U = results below the method detection limit (MDL) < = results below the practical quantitation limit (PQL) ND = Not determined P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-6 Soil Exceedances.xlsx Page 1 of 1 TABLE 2-7 SURFICIAL UPPER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Water Level Temp Spec Cond DO ORP Eh Turbidity Ferrous Iron Antimony Arsenic Barium Boron Cobalt Iron Lead Manganese Nitrate (as N) Selenium Strontium Thallium Total Dissolved Solids Vanadium Re ortin Units P 9 S.U. ft De C 9 umhos /cm m /I 9 mV mV NTU m /I 9 u /I 9 ug/I ug/I ug/I ug/I u /I 9 u /I 9 u /I 9 m N/L g u /I 9 ug/I u /I 9 m /I 9 ug/I 15A NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE NE 1* 10 700 700 1* 300 15 50 10 20 NE 0.2* 500 0.3* Provisional Background Concentration 4.3-4.5 NE NE NE NE NE NE NE NE NO NO 10 NO NO 687 ND 38 0.102 NO 6 ND NO NO Sample ID Sample Collection Date Field Parameters Analytical Results BACKGROUND ANALYTICAL RESULTS MW-05B (Geosyntec) 05/23/2014 3.9 NM 20 32 4.4 163 NM 7.51 NM <5.3 <6.8 44.5 <100 NA 700 <4.7 32 NA <8.4 <10 <5.4 <30 <2 MW-37B 03/27/2015 4.5 15.56 18 36 5.63 149 354 3.68 0.5 <1 <1 10 <50 <1 687 <1 38 0.102 <1 6 <0.2 <25 <0.3 MW-37B 06/02/2015 4.3 15.70 21 32 7.31 338 543 2.09 0 <1 <1 8 <50 <1 31 <1 7 0.096 <1 <5 <0.2 <25 <0.3 MW-37B 09/23/2015 5.0 15.89 23 53 7.3 181 386 2.26 NM <1 <1 8 <50 <1 79 <1 <5 NA <1 <5 0.35 NA <0.3 ANALYTICAL RESULTS 421-Well3 06/02/2015 5.7 NM 20 138 2.92 162 367 2.36 NM <1 <1 44 73 <1 37 <1 84 1.5 <1 NA <0.2 66 NA 421-Well4 06/02/2015 5.3 NM 20 88 7.44 184 389 0.74 NM <1 <1 44 54 <1 71 <1 57 0.72 <1 NA <0.2 45 NA AW-01B 02/06/2015 6.5 8.60 16 107 0.77 -92 113 249 NM <1 2.79 140 53 10.4 10900 16.1 145 0.029 <1 120 <0.2 910 4.85 AW-01B 06/02/2015 5.8 8.70 21 42 0.56 101 306 9.87 <0.5 <1 <1 <5 <50 1.44 2680 <1 105 0.044 <1 8 <0.2 44 <0.3 AW-02B 02/06/2015 6.5 18.64 15 269 2.7 -251 -46 5.69 4 <1 <1 50 <50 2.44 4600 <1 814 <0.04 1.63 129 <0.2 140 0.32 AW-02B 06/03/2015 6.1 19.25 20 24 0.6 176 381 4.03 1 <1 <1 16 <50 <1 1320 <1 204 0.014 <1 10 <0.2 <25 <0.3 AW-03B 02/05/2015 6.6 9.23 17 89 0.3 -430 -225 27.1 4 <1 <1 9 <50 <1 6610 <1 161 0.011 1 <1 20 <0.2 46 <0.3 AW-03B 06/11/2015 5.8 9.57 20 49 0.3 -91 114 0.6 5 <1 <1 10 <50 <1 6290 <1 13 <0.01 <1 <5 <0.2 29 0.427 AW-04B 02/05/2015 6.5 10.27 17 72 1.55 -292 -87 14.7 1.5 <1 <1 21 <50 1.39 2600 <1 232 0.016 <1 23 <0.2 43 <0.3 AW-04B 06/05/2015 6.2 10.58 19 43 4.55 46 251 0.45 <0.5 <1 <1 12 <50 <1 41 <1 22 0.062 <1 13 <0.2 <25 <0.3 AW-05B 03/24/2015 7.2 16.39 19 185 0.09 -193 12 8.9 2.5 <1 <1 66 <50 <1 6790 <1 391 <0.01 <1 85 <0.2 130 <0.3 AW-05B 06/03/2015 8.5 16.70 20 1 86 0.36 -90 115 1 4.49 0 <1 <1 25 <50 <1 281 <1 26 0.011 <1 26 <0.2 50 <0.3 AW-06B 02/05/2015 5.6 8.49 18 60 4.56 53 258 5.96 0.5 <1 <1 31 <50 <1 597 <1 90 0.015 <1 16 <0.2 27 <0.3 AW-06B 06/03/2015 4.8 9.00 20 38 6.55 155 360 4.85 <0.5 <1 <1 32 <50 <1 71 <1 17 0.05 <1 25 <0.2 <25 <0.3 AW-08B 03/25/2015 5.3 6.57 19 45 0.31 -5 201 3.39 3 <1 <1 34 <50 2.36 5380 <1 35 <0.01 <1 6 <0.2 <50 0.437 AW-08B 06/02/2015 5.1 6.77 23 43 0.32 95 300 4.49 3.5 <1 <1 25 <50 2.53 4450 <1 29 0.022 <1 <5 <0.2 26 0.335 AW-09B 02/06/2015 5.7 8.43 16 49 4.13 -12 193 9.84 NM <1 <1 24 <50 <1 2520 <1 82 0.325 <1 19 <0.2 <25 0.56 AW-09B 06/04/2015 4.6 8.35 21 1 44 1 6.34 196 401 1 4.08 <0.5 <1 <1 18 <50 <1 225 <1 18 0.158 1 <1 11 <0.2 <25 <0.3 GWPZ-01A 09/23/2015 6.7 7.32 23 62 5.2 158 363 5.77 NM 2.93 <1 8 57 <1 193 <1 <5 NA 2.54 52 <0.2 NA 1.52 GWPZ-01B 09/23/2015 6.7 7.17 23 370 2.68 53 258 5.01 NM 6.19 <1 47 222 <1 38 <1 <5 NA 16.2 244 0.695 NA 8.32 MW-02B (Geosyntec) 05/23/2014 5.9 NM 20 52 4.14 159 NM 2.61 NM <5.3 <6.8 <10 <100 NA <400 <4.7 <10 NA <8.4 52.6 <5.4 <30 <2 MW-03B (Geosyntec) 05/27/2014 5.6 NM 19 91 0.95 161 NM 0.71 NM <5.3 <6.8 <10 446 NA <43 <4.7 18.5 NA <8.4 346 <5.4 61 <2 MW-06B (Geosyntec) 05/21/2014 6.7 NM 22 629 0.39 80 NM 2.53 NM <5.3 <6.8 34.9 1130 NA <400 <30 68.2 NA <8.4 1930 <5.4 374 <2 MW-07A 06/02/2015 4.1 8.10 22 28 3.08 1 322 1 527 4.98 0 <1 <1 6 <50 <1 93 <1 <5 0.71 <1 <5 <0.2 <25 <0.3 MW-07B 06/02/2015 4.3 7.51 20 39 4.96 323 528 1.86 0 <1 <1 22 <50 <1 15 <1 9 0.53 <1 15 <0.2 <25 <0.3 MW-15 (Geosyntec) 07/15/1992 NM NM NM NM NM NM NM NM NM NA NA NA NA NA 380 NA NA NA NA NA NA NA NA MW-15 06/10/2015 6.8 3.22 20 408 0.1 -79 126 2.86 3 <1 23.6 30 54 <1 3690 <1 76 <0.01 <1 365 <0.2 250 3.88 MW-16 06/10/2015 5.9 6.81 21 151 2.28 39 244 1.83 <0.5 <1 1.49 20 90 <1 113 <1 9 <0.01 <1 80 <0.2 84 0.316 MW-17 (Geosyntec) 03/22/1993 NM NM NM NM NM NM NM NM NM NA NA NA NA NA 620 NA NA NA NA NA NA NA NA MW-17 03/02/2006 6.1 1 19.03 NM NM NM NM NM NM NM NA 41 NA NA NA 2450 NA NA NA <5 NA NA 398 NA MW-17 12/12/2006 6.4 20.08 20 570 NM NM NM NM NM 0.33 18.8 162 2180 NA 2240 0.2 455 NA 0.68 NA 0.21 377 NA MW-17 03/06/2007 6.3 19.96 20 NM NM NM NM NM NM 4 22 161 2900 NA 2840 <3 441 NA <5 NA <1 387 NA MW-17 11/07/2007 6.2 20.42 NM 610 NM NM NM NM NM <2.5 25 143 2720 NA 1220 <5 353 NA <5 NA <1 367 NA MW-17 03/11/2008 6.2 20.44 20 622 NM NM NM NM NM <2.5 20 119 2440 NA 886 <5 276 NA <5 NA <1 396 NA MW-17 11/06/2008 6.5 21.16 20 630 NM NM NM NM NM <2 29 87 3060 NA 982 <5 162 NA <5 NA <1 393 NA MW-17 03/10/2009 6.5 20.31 20 614 1 NM NM NM NM NM <40 27 120 2000 NA 1110 <10 274 NA <20 NA <10 373 NA MW-17 10/06/2009 6.6 19.59 20 796 NM NM NM NM NM <5 34 140 2110 NA 1200 <5 259 NA <5 NA <5 471 NA MW-17 03/10/2010 6.6 19.50 20 645 NM NM NM NM NM <1 29 112 2140 NA 1560 <1 262 NA 4 NA <1 412 NA MW-17 11/11/2010 6.6 19.23 20 581 NM NM NM NM NM <0.5 35.2 102 2140 NA 1570 <5 284 NA <10 NA <0.1 342 NA MW-17 03/02/2011 6.2 20.12 18 585 NM NM NM 2.18 NM <0.5 7.1 126 2220 NA 386 <5 386 NA <10 NA 0.11 368 NA MW-17 10/04/2011 6.3 20.01 22 594 NM NM NM 2.44 NM <0.5 7.1 135 2090 NA 636 <5 305 NA <10 NA 0.14 360 NA MW-17 03/06/2012 6.3 20.82 1 19 1 686 NM NM NM 1.74 NM <0.5 17 153 2230 NA 2040 <5 401 NA <10 NA <0.1 377 NA MW-17 06/05/2012 6.3 20.53 20 983 NM NM NM 3.47 NM <0.5 16.1 1 162 2120 NA 1890 <5 382 NA <10 NA 0.38 574 NA MW-19 (Geosyntec) 04/11/1993 NM NM NM NM NM NM NM NM NM NA NA NA NA NA 360 NA NA NA NA NA NA NA NA MW-19 12/12/2006 6.3 20.43 20 685 NM NM NM NM NM 0.49 0.63 101 850 NA 25.1 0.18 356 NA 1 NA 0.33 334 NA MW-19 03/06/2007 6.2 20.24 20 NM NM NM NM NM NM <3 1 87 1180 NA 84 <3 358 NA <5 NA <1 294 NA P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-7 Surficial Upper Exceedance.xlsx Page 1 of 3 TABLE 2-7 SURFICIAL UPPER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Water Level Temp Spec Cond DO ORP Eh Turbidity Ferrous Iron Antimony Arsenic Barium Boron Cobalt Iron Lead Manganese Nitrate (as N) Selenium Strontium Thallium Total Dissolved Solids Vanadium Re ortin Units P 9 S.U. ft De C 9 umhos /cm m /I 9 mV mV NTU m /I 9 u /I 9 ug/I ug/I ug/I ug/I u /I 9 u /I 9 u /I 9 m N/L g u /I 9 ug/I u /I 9 m /I 9 ug/I 15A NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE NE 1* 10 700 700 1* 300 15 50 10 20 NE 0.2* 500 0.3* Provisional Background Concentration 4.3-4.5 NE NE NE NE NE NE NE NE NO NO 10 NO NO 687 ND 38 0.102 NO 6 ND NO NO Sample ID Sample Collection Date Field Parameters Analytical Results MW-19 11/07/2007 6.2 21.48 NM 583 NM NM NM NM NM <2.5 <1 96 1280 NA 74 <5 339 NA <5 NA <1 336 NA MW-19 03/11/2008 6.2 21.37 21 566 NM NM NM NM NM <2.5 <2 99 1620 NA 121 <5 354 NA <5 NA <1 360 NA MW-19 11/06/2008 6.5 21.70 21 581 NM NM NM NM NM <2 <2 60 1760 NA 142 <5 182 NA <5 NA <1 314 NA MW-19 03/10/2009 6.4 21.14 21 585 NM NM NM NM NM <40 2 <100 2020 NA 200 <10 311 NA <20 NA 11 354 NA MW-19 10/06/2009 6.5 19.91 21 582 NM NM NM NM NM <5 <5 87 1960 NA 215 <5 337 NA <5 NA <5 359 NA MW-19 03/10/2010 6.6 19.88 20 542 NM NM NM NM NM <1 <1 61 1920 NA 322 <1 267 NA 3 NA <1 361 NA MW-19 11/11/2010 6.5 1 19.28 21 1 504 1 NM NM NM NM NM <0.5 <5 61 1830 NA 296 <5 249 NA <10 NA 0.31 293 NA MW-19 03/02/2011 6.3 20.54 18 520 0.54 125 330 0.7 NM <0.5 <5 71.6 b 1960 NA 60.8 <5 347 NA <10 NA 0.3 334 b NA MW-19 10/04/2011 6.3 20.45 23 488 0.57 -18 187 0.6 NM <0.5 <5 69.6 1710 NA 113 <5 366 NA <10 NA 0.28 311 NA MW-19 03/06/2012 6.7 22.07 19 454 1.1 -118 87 0.28 NM <0.5 <5 64.6 1920 NA <50 <5 14.6 NA <10 NA 0.23 329 NA MW-19 06/05/2012 6.3 21.66 20 646 1.94 -44 161 1.34 NM <0.5 <5 77.1 1940 NA 73.8 <5 436 NA <10 NA 0.38 404 NA MW-19 Dup. 06/05/2012 6.3 21.66 20 646 1.94 -44 161 1.34 NM <0.5 <5 75.5 1920 NA 121 <5 410 NA <10 NA 0.38 398 NA MW-19 10/03/2012 6.7 21.61 22 1 540 3.81 1 132 337 1.06 NM <0.5 <5 1 55.1 1680 NA <50 <5 14.3 NA <10 NA <0.1 304 NA MW-19 03/12/2013 6.5 21.54 20 684 0.34 52 257 1.22 NM <1 <1 98 1830 NA 117 <1 508 NA <1 NA 0.62 470 NA MW-19 06/12/2013 6.2 21.20 23 819 0.46 NM NM 1.64 NM <1 <1 98 1710 NA 504 <1 539 NA <1 NA 0.311 480 NA MW-19 10/02/2013 6.4 20.51 23 845 0.43 31 236 1.5 NM <1 <1 103 1990 NA 528 <1 531 NA <1 NA 0.43 500 NA MW-19 03/04/2014 6.6 22.70 17 677 0.31 216 421 1 NM <1 <1 94 2020 NA 646 <1 475 NA <1 NA 0.32 490 NA MW-19 06/03/2014 6.5 21.18 20 781 NM 44 249 0.97 NM <1 <1 94 2110 NA 725 <1 497 NA <1 NA 0.299 480 NA MW-19 10/02/2014 6.3 19.90 22 735 0.28 20 1 225 0.91 NM <1 2.23 91 1 2190 NA 1080 <1 489 NA <1 NA 0.464 470 NA MW-19 03/11/2015 6.4 20.10 20 679 0.31 187 392 1.12 NM <1 2.22 85 2270 NA 1380 <1 444 NA <1 NA 0.405 400 NA MW-19 06/01/2015 6.4 20.50 22 630 0.39 42 247 5.44 NM <1 2.62 73 2080 5.27 914 <1 386 0.02 <1 NA 0.458 380 NA MW-20 06/10/2015 7.0 8.34 19 385 0.1 -51 154 1.3 0.5 <1 1.12 55 52 <1 747 <1 107 <0.01 <1 350 <0.2 220 39.6 MW-22 (Geosyntec) 02/11/1994 NM NM NM NM NM NM NM NM NM NA NA NA NA NA 510 NA NA NA NA NA NA NA NA MW-22B 10/03/2011 7.3 8.52 22 1 113 NM 99 304 0.42 NM NA <5 NA <50 NA <50 NA 88.7 NA <10 NA NA 54 NA MW-22B 01/17/2012 5.8 10.48 20 93 1.78 1 161 1 366 1.1 NM NA <5 NA 1 175 NA 460 NA 85.5 NA <10 NA NA 35 NA MW-22B 10/03/2012 6.2 9.93 24 82 2.57 116 321 1.88 NM <0.5 <5 44.1 180 NA <50 <5 116 NA <10 NA <0.1 40 NA MW-23 (Geosyntec) 08/03/1995 NM NM NM NM NM NM NM NM NM NA NA NA NA NA 13000 NA NA NA NA NA NA NA NA MW-23B 10/03/2011 6.9 5.00 22 247 NM 55 260 0.4 NM NA <5 NA 394 NA <50 NA 277 NA <10 NA NA 1990 NA MW-23B 01/16/2012 6.9 7.37 17 216 5.86 24 229 1.6 NM NA <5 NA 468 NA 168 NA 349 NA <10 NA NA 148 NA MW-23B 10/02/2012 6.2 6.44 23 1 339 0.59 40 245 2.07 NM <0.5 <5 35.2 1330 NA <50 <5 348 NA <10 NA <0.1 186 NA MW-23B Dup. 10/02/2012 6.2 6.44 23 339 0.59 40 245 2.07 NM <0.5 <5 31.3 1 1370 NA <50 <5 354 NA <10 NA <0.1 192 NA MW-23B 03/12/2013 6.6 6.65 18 297 4.57 120 325 1.1 NM <1 <1 35 1100 NA 16 <1 157 NA 2.36 NA <0.2 210 NA MW-23B 06/12/2013 6.2 6.50 23 498 0.69 81 286 0.63 NM <1 <1 49 1830 NA 15 <1 133 NA 1.9 NA <0.2 330 NA MW-23B 10/02/2013 6.1 5.23 23 332 1.09 168 373 0.63 NM <1 <1 36 1140 NA <10 <1 59 NA 3.13 NA <0.2 220 NA MW-23B 03/04/2014 6.9 7.10 15 232 4.73 186 391 5.69 NM <1 <1 32 1020 NA 133 <1 49 NA 5.84 NA <0.2 170 NA MW-23B 06/02/2014 6.5 6.40 21 237 NM 127 332 1.4 NM <1 <1 28 758 NA 13 <1 13 NA 7.98 NA <0.2 140 NA MW-23B 06/03/2015 6.3 4.71 19 90 2.21 34 239 0.88 <0.5 NA NA NA NA NA NA NA NA 0.123 NA 365 NA NA <0.3 MW-24B 10/04/2011 6.8 3.83 20 561 12.7 -10 195 0.2 NM NA <5 NA 1350 NA <50 NA 377 NA 43.3 NA NA 328 NA MW-24B 01/17/2012 6.3 5.90 19 506 0.55 124 329 1.1 NM NA <5 NA 1500 NA <50 NA 725 NA 21.6 NA NA 331 NA MW-24B 10/03/2012 6.2 5.01 24 727 0.72 39 244 5.57 NM 1.1 <5 43.4 1420 NA 117 <5 805 NA <10 NA 0.42 391 NA MW-24B 03/13/2013 6.5 5.49 17 610 3.67 101 306 0.59 NM 1.07 <1 54 1270 NA 11 <1 396 NA <1 NA 0.586 360 NA MW-24B 06/12/2013 6.3 5.41 22 638 0.31 97 302 2.58 NM <1 <1 42 1190 NA 55 <1 388 NA <1 NA 0.468 380 NA MW-24B 10/02/2013 6.3 3.93 22 668 0.28 126 331 1.43 NM <1 <1 40 1130 NA 38 <1 464 NA <1 NA 0.57 380 NA MW-24B 03/05/2014 6.8 5.94 14 680 4.02 167 372 1.01 NM <1 <1 41 1180 NA 11 <1 55 NA <1 NA 0.23 370 NA MW-24B Dup. 03/05/2014 6.8 5.94 14 680 4.02 167 372 1.01 NM <1 <1 39 1150 NA <10 <1 82 NA <1 NA 0.25 360 NA MW-24B 06/03/2014 1 6.6 5.30 22 1 604 NM 150 355 0.92 NM <1 <1 41 1140 NA 12 <1 19 NA <1 NA <0.2 350 NA MW-24B 10/01/2014 6.1 3.25 23 542 0.35 234 439 1.44 NM <1 <1 37 1050 NA 23 <1 183 NA <1 NA 0.445 320 NA MW-24B 06/02/2015 6.6 4.40 19 265 0.97 26 231 0.67 <0.5 1 <1 3.26 38 1030 1 17.9 1 3560 <1 1040 0.015 <1 568 <0.2 140 0.555 P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-7 Surficial Upper Exceedance.xlsx Page 2 of 3 TABLE 2-7 SURFICIAL UPPER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Water Level Temp Spec Cond DO ORP Eh Turbidity Ferrous Iron Antimony Arsenic Barium Boron Cobalt Iron Lead Manganese Nitrate (as N) Selenium Strontium Thallium Total Dissolved Solids Vanadium Re ortin Units P 9 S.U. ft De C 9 umhos /cm m /I 9 mV mV NTU m /I 9 u /I 9 ug/I ug/I ug/I ug/I u /I 9 u /I 9 u /I 9 m N/L g u /I 9 ug/I u /I 9 m /I 9 ug/I 15A NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE NE 1* 10 700 700 1* 300 15 50 10 20 NE 0.2* 500 0.3* Provisional Background Concentration 4.3-4.5 NE NE NE NE NE NE NE NE NO NO 10 NO NO 687 ND 38 0.102 NO 6 ND NO NO Sample ID Sample Collection Date Field Parameters Analytical Results MW-27B 10/03/2011 6.5 4.30 20 579 NM 95 300 0.8 NM NA <5 NA 404 NA <50 NA 391 NA 22.7 NA NA 309 NA MW-27B 01/18/2012 6.2 4.86 17 424 2.84 138 343 1.4 NM NA <5 NA 412 NA <50 NA 406 NA 25.3 NA NA 292 NA MW-27B 10/02/2012 5.6 4.60 22 459 1.07 112 317 2.32 NM <0.5 <5 49.3 466 NA <50 <5 229 NA 27.3 NA <0.1 240 NA MW-27B 03/13/2013 5.5 4.88 16 444 2.79 245 450 0.67 NM <1 <1 52 395 NA 10 <1 219 NA 37.1 NA <0.2 250 NA MW-27B 06/13/2013 5.0 4.45 22 432 0.5 185 390 2.74 NM <1 <1 49 403 NA 38 <1 168 NA 34.6 NA <0.2 250 NA MW-27B 10/02/2013 4.5 4.11 21 427 1.16 355 560 1.48 NM <1 <1 53 401 NA 21 <1 261 NA 48.2 NA <0.2 240 NA MW-27B 03/05/2014 5.2 4.95 13 455 1.97 228 433 1 1.17 NM <1 <1 48 414 NA 14 1 <1 237 NA 61.7 NA <0.2 260 NA MW-27B 06/02/2014 4.7 4.82 20 419 NM 320 525 0.39 NM <1 <1 47 403 NA 23 <1 153 NA 56.7 NA <0.2 250 NA MW-27B 10/01/2014 4.3 3.88 22 382 1.97 231 436 0.81 NM <1 <1 44 388 NA <10 <1 150 NA 59.9 NA <0.2 230 NA MW-27B 03/10/2015 4.5 4.01 16 231 4.16 321 526 1.21 NM <1 <1 38 241 NA <10 <1 78 NA 36.2 NA <0.2 120 NA MW-27B 06/02/2015 4.7 4.39 21 196 4.81 151 356 2.67 <0.5 NA NA NA NA NA NA NA NA 1.3 NA 124 NA NA <0.3 MW-27B Dup. 06/02/2014 4.7 4.82 20 419 NM 320 525 0.39 NM <1 <1 47 393 NA <10 <1 154 NA 59.6 NA <0.2 67 NA MW-28B 10/03/2011 7.6 22.50 22 254 NM 88 1 293 1 0.62 NM NA <5 NA <50 NA <50 NA 73.2 NA <10 NA NA 236 NA MW-28B 01/17/2012 7.2 24.03 20 175 2.95 104 309 1.3 NM NA <5 NA <50 NA <50 NA 89.4 NA <10 NA NA 112 NA MW-31B (Geosyntec) 05/27/2014 5.7 NM 21 109 0.44 74 NM 9.95 NM <5.3 <6.8 33.6 268 NA 1390 <4.7 46.1 NA <8.4 243 <5.4 81.50001 <2 MW-31B 04/29/2015 5.6 6.57 18 71 0.27 125 330 9.17 0.5 <1 <1 42 71 <1 902 <1 49 0.014 <1 139 <0.2 48 0.742 MW-31B 06/05/2015 6.0 5.85 19 61 0.22 42 247 6.94 0.5 <1 <1 35 <50 <1 1180 <1 73 0.01 <1 115 <0.2 40 0.378 MW-32 (Geosyntec) 09/03/2004 NM NM NM NM NM NM NM NM NM NA NA NA NA NA 671 NA NA NA NA NA NA NA NA MW-33 (Geosyntec) 07/03/2005 NM NM NM NM NM NM NM NM NM NA NA NA NA NA 450 NA NA NA NA NA NA NA NA MW-34B (Geosyntec) 05/27/2014 5.3 NM 21 324 0.34 116 NM 9.2 NM <5.3 <6.8 17.3 223 NA <400 <4.7 <10 NA <40 230 <5.4 164 <2 MW-35B (Geosyntec) 05/28/2014 5.5 NM 20 112 4.16 88 NM 5.78 NM <5.3 <6.8 42 <100 NA <400 <4.7 24.7 NA <8.4 15.2 <5.4 88.50001 <2 MW-36B (Geosyntec) 05/21/2014 6.5 NM 20 513 81.2 1 NM 5.86 NM <5.3 <6.8 153 528 NA <400 <4.7 NA NA <40 546 <5.4 316 <10 MW-36B 09/23/2015 6.6 9.30 20 175 3.2 171 376 7.16 NM 5.25 <1 42 211 <1 255 <1 <5 NA 13.5 250 0.462 NA 2.03 PZ-INT (Geosyntec) 05/20/2014 7.4 NM 20 997 0.07 1 -267 NM 1000 NM <5.3 275 925 4260 1 NA 9570 <30 184 NA <40 7240 <5.4 631 129 SMW-01B 04/27/2015 5.0 4.00 19 159 2.52 187 392 9.7 0.5 <1 <1 82 138 <1 591 <1 12 0.385 <1 40 <0.2 90 <0.3 SMW-01B 06/05/2015 4.6 2.95 20 106 4.52 188 393 4.9 <0.5 <1 <1 78 100 <1 30 <1 14 0.441 <1 35 <0.2 57 <0.3 SMW-02B 03/26/2015 6.6 10.25 20 240 2.25 -105 100 7.99 2 <1 <1 30 <50 1.77 11400 <1 235 0.241 <1 61 <0.2 130 2.35 SMW-02B 06/04/2015 6.4 9.60 22 281 0.43 26 231 3.9 NM <1 <1 61 <50 <1 28800 <1 413 0.054 <1 59 <0.2 140 1.42 SMW-03B 04/27/2015 5.6 9.04 20 308 0.3 176 381 8.76 0.3 <1 <1 46 <50 1.42 1350 <1 57 14 <1 66 <0.2 200 0.324 SMW-03B 06/04/2015 5.5 7.80 21 342 0.29 113 318 3.2 1.5 <1 <1 53 50 <1 1310 <1 91 15 <1 82 <0.2 250 <0.3 SMW-04B 04/28/2015 6.1 5.70 17 111 0.4 -68 137 6.44 1 <1 <1 28 <50 1.17 1310 <1 73 <0.01 <1 33 <0.2 64 0.466 SMW-04B 06/05/2015 5.7 4.98 20 30 0.31 -60 145 1.8 4 <1 <1 17 <50 <1 7590 <1 85 0.039 <1 14 <0.2 42 <0.3 SMW-05B 04/28/2015 5.6 6.30 19 232 0.22 30 235 2.03 2.5 <1 1.7 36 87 <1 19700 <1 222 0.036 <1 75 <0.2 140 0.629 SMW-05B 06/05/2015 5.7 5.33 21 237 0.13 -8 197 4.68 2 <1 1.47 36 <50 <1 9910 <1 139 0.135 1 <1 65 <0.2 150 0.81 SMW-06B 04/29/2015 5.2 6.10 17 127 0.7 163 368 2.38 0.8 <1 <1 45 68 <1 638 <1 44 0.513 1 <1 29 <0.2 82 <0.3 SMW-06B DUP 04/29/2015 5.2 6.10 17 127 0.7 163 368 2.38 0.8 <1 <1 44 61 <1 587 <1 43 0.53 ��l 29 <0.2 72 <0.3 SMW-06B 06/03/2015 5.7 5.08 19 171 0.92 -29 176 0.46 <0.5 <1 <1 48 60 <1 22 <1 30 0.8 <1 29 <0.2 83 <0.3 Prepared by: BER/SRW Checked by: EMB/PBW Notes: - Total metal concentration greater than 2L or IMAC and maximum concentration from background data set - Total metal concentration less than appropriate comparative value in bold (2L, IMAC, or Provisional background) ug/I = microgram per liter NTU = nephelometric turbidity unit ft = feet mg-N/L = milligram nitrogen per liter S.U. = Standard Unit NO = Not determined NE = Not established umhos/cm = micro mhos per centimeter NM = Not Measured DUP = Duplicate mg/I = milligrams per liter NA = Not Analyzed Spec Cond = Specific Conductance my = millivolts b = target analyte detected in method blank at or above the reporting limit Temp = Temperature Deg C = Degree Celsius DO = Dissolved Oxygen N = Nitrogen ORP = Oxidation Reduction Potential EH = redox potential * - Interim Maximum Allowable Concentrations (IMACs) of the 15A NCAC 02L Standard, Appendix 1, April, 1, 2013. P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-7 Surficial Upper Exceedance.xlsx Page 3 of 3 TABLE 2-8 SURFICIAL LOWER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Water Level Temp Spec Cond DO ORP Eh Turbidity Ferrous Iron Antimony Arsenic Boron Cadmium Chloride Chromium Cobalt Copper Iron Lead Manganese Selenium Strontium Sulfate Thallium Total Dissolved Solids Vanadium Reporting Units S.U. ft Deg C umhos cm mg/1 mV my NTU mg/I ug/I ug/I ug/I ug/I mg/I ug/1 ug/1 ug/I ug/l ug/1 ug/I ug/1 ug/I mg/l ug/1 mg/I ug/I ISA NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE NE 1* 10 700 2 250 10 1* 1000 300 1s 50 20 NE 250 0.2* 500 0.3* Provisional Background Concentration 4.5-8.5 NE NE NE NE NE NE NE NE 13.7 6.8 95 3.9 267 4.6 2.99 20 5900 5.7 828 11 NE 53.2 3.82 499 1.22 Sample ID Sample Collection Date Field Parameters Analytical Results BACKGROUND ANALYTICAL RESULTS MW-04B 03/01/1990 7.0 7.03 NM NM NM NM NM NM NM NA 7 NA NA 4.91 NA NA NA 6500 NA NA 3 NA NA NA 140 NA MW-04B 07/01/1990 6.8 6.82 NM NM NM NM NM NM NM NA 7 NA NA 3.7 NA NA NA 4800 NA NA 2 NA NA NA 76 NA MW-04B 11/13/1990 6.8 6.37 NM NM NM NM NM NM NM NA 1 NA NA 3.8 NA NA NA 810 NA NA <1 NA NA NA 128 NA MW-04B 03/06/1991 6.8 8.01 NM NM NM NM NM NM NM NA 1 NA NA 5 NA NA NA 700 NA NA <1 NA NA NA 8 NA MW-04B 07/22/1991 6.0 6.26 NM NM NM NM NM NM NM NA 1 NA NA 3.6 NA NA NA 890 NA NA <1 NA NA NA 82 NA MW-04B 11/06/1991 6.6 7.17 NM NM NM NM NM NM NM NA 1 NA NA 4.1 NA NA NA 720 NA NA <1 NA NA NA 86 NA MW-04B 03/25/1992 7.1 6.01 NM NM NM NM NM NM NM NA 1 NA NA 3.9 NA NA NA 840 NA NA 1 NA NA NA 172 NA MW-04B 07/15/1992 6.7 7.59 NM NM NM NM NM NM NM NA 1 NA NA 3.9 NA NA NA 650 NA NA <1 NA NA NA 78 NA MW-04B 11/24/1992 6.7 7.62 NM NM NM NM NM NM NM NA <1 NA NA 3.7 NA NA NA 50 NA NA <1 NA NA NA 68 NA MW-04B 03/22/1993 6.3 8.57 NM NM NM NM NM NM NM NA 1 NA NA 3.8 NA NA NA 610 NA NA <1 NA NA NA 70 NA MW-04B 07/19/1993 6.6 6.69 NM NM NM NM NM NM NM NA 1 NA NA 3.8 NA NA NA 620 NA NA <1 NA NA NA 80 NA MW-04B 11/04/1993 6.6 7.86 NM NM NM NM NM NM NM NA 1 NA NA 3.55 NA NA NA 610 NA NA <1 NA NA NA 46 NA MW-04B 03/07/1994 6.7 9.18 NM NM NM NM NM NM NM NA 1 NA NA 3.75 NA NA NA 550 NA NA <1 NA NA NA 80 NA MW-04B 07/11/1994 6.6 5.93 NM NM NM NM NM NM NM NA 1 NA NA 3.55 NA NA NA 500 NA NA <1 NA NA NA 64 NA MW-04B 11/02/1994 6.3 8.00 NM NM NM NM NM NM NM NA <1 NA NA 3.3 NA NA NA 600 NA NA <1 NA NA NA 65 NA MW-04B 03/08/1995 7.1 8.29 NM NM NM NM NM NM NM NA 9.8 NA NA 3.2 NA NA NA 9700 NA NA 8 NA NA NA 86 NA MW-04B 03/06/1996 7.4 9.76 NM NM NM NM NM NM NM NA 4.2 NA NA 4.5 NA NA NA 5700 NA NA <1 NA NA NA 115 NA MW-04B 03/17/1997 6.4 7.98 NM NM NM NM NM NM NM NA 3.4 NA NA 3.8 NA NA NA 3200 NA NA 2 NA NA NA 94 NA MW-04B 03/16/1998 6.8 6.93 NM NM NM NM NM NM NM NA <5 NA NA 4.42 NA NA NA 907 NA NA <5 NA NA NA 70 NA MW-04B 03/17/1999 6.7 9.75 NM NM NM NM NM NM NM NA <5 NA NA 7.6 NA NA NA 1470 NA NA 17 NA NA NA 81.5 NA MW-04B 03/06/2000 6.6 8.77 NM NM NM NM NM NM NM NA <5 NA NA 6.75 NA NA NA 1070 NA NA <5 NA NA NA 78 NA MW-04B 03/16/2001 6.7 9.73 NM NM NM NM NM NM NM NA <5 NA NA 11.8 NA NA NA 536 NA NA <5 NA NA NA 75 NA MW-04B 03/06/2002 7.2 10.78 NM NM NM NM NM NM NM NA <5 NA NA 6.65 NA NA NA 755 NA NA <5 NA NA NA 67 NA MW-04B 03/18/2003 6.2 10.20 NM NM NM NM NM NM NM NA <5 NA NA 8.68 NA NA NA 989 NA NA <5 NA NA NA 70 NA MW-04B 03/09/2004 6.8 8.15 NM NM NM NM NM NM NM NA <5 NA NA 4.8 NA NA NA 627 NA NA <5 NA NA NA 77 NA MW-04B 03/07/2005 6.9 10.06 NM NM NM NM NM NM NM NA <5 NA NA 5.2 NA NA NA 741 NA NA <5 NA NA NA 72 NA MW-04B 03/02/2006 6.1 8.00 NM NM NM NM NM NM NM NA <5 NA NA 5.7 NA NA NA 588 NA NA <5 NA NA NA 74 NA MW-04B 12/12/2006 7.1 8.10 18 124 NM NM NM NM NM 0.14 0.28 12.5 <0.24 3.28 0.61 NA 27.6 597 0.24 23 <0.14 NA 7.75 <0.014 53 NA MW-04B 03/06/2007 6.7 8.59 19 NM NM NM NM NM NM <3 2 10 <1 5 <5 NA <5 607 <3 22 <5 NA 8 <1 80 NA MW-04B 11/07/2007 6.4 11.32 NM 108 NM NM NM NM NM <2.5 <1 17 <1 7 <5 NA <5 623 <5 18 <5 NA 12 <1 62 NA MW-04B 03/11/2008 6.4 10.80 20 117 NM NM NM NM NM <2.5 2 19 <1 7 <5 NA <5 486 <5 16 <5 NA 7 <1 93 NA MW-04B 11/06/2008 6.7 10.16 20 115 NM NM NM NM NM <2 <2 <5 <1 5 <5 NA <5 405 <5 14 <5 NA <10 <1 74 NA MW-04B 03/10/2009 6.7 10.35 19 120 NM NM NM NM NM <40 <2 30 <10 5 <10 NA <10 751 <10 29 <20 NA 8 <10 61 NA MW-04B 10/06/2009 6.6 9.05 20 122 NM NM NM NM NM <5 <5 <20 <5 5 <5 NA <5 517 <5 20 <5 NA 9 <5 72 NA MW-04B 03/10/2010 6.8 8.54 20 132 NM NM NM NM NM <1 <1 10 <1 6 3 NA <1 516 <1 18 <1 NA 9 <1 87 NA MW-04B 11/11/2010 6.7 7.93 20 129 NM NM NM NM NM <0.5 <5 <50 <0.08 6.2 <5 NA <5 417 <5 25.6 <10 NA 9.3 <0.1 68 NA MW-04B 03/02/2011 7.0 9.10 15 197 0.3 -68 137 1.64 NM <0.5 <5 <50 <0.08 29.6 b <5 NA <5 763 <5 33 <10 NA 7.9 b <0.1 116 b NA MW-04B 10/04/2011 6.9 10.81 19 224 0.51 -90 115 2.21 NM <0.5 <5 <50 <0.08 8.8 <5 NA <5 1250 <5 42.5 <10 NA 7.1 <0.1 105 NA MW-04B 03/06/2012 6.8 13.96 18 246 1.43 -113 92 0.55 NM <0.5 <5 <50 <0.08 12.7 <5 NA <5 1460 <5 44.3 <10 NA 6.9 <0.1 168 NA MW-04B 06/05/2012 6.8 12.33 19 274 1.16 -75 131 3.97 NM <0.5 <5 <50 <0.08 11.8 <5 NA <5 1100 <5 52.3 <10 NA 8.9 <0.1 153 NA MW-04B 10/02/2012 7.2 11.40 21 286 0.6 -105 100 0.94 NM <0.5 <5 <50 <0.08 10.8 <5 NA <5 1470 <5 49.1 <10 NA 8.5 <0.1 145 NA MW-04B 03/12/2013 7.0 10.74 18 236 0.36 -90 115 4.9 NM <1 <1 <50 <1 8.7 <5 NA <5 1650 <1 46 <1 NA 8.1 <0.2 140 NA MW-04B 06/12/2013 6.9 10.23 20 244 1 40 245 2.6 NM <1 <1 <50 <1 9 <5 NA <5 570 <1 16 <1 NA 8.8 <0.2 130 NA MW-04B 10/02/2013 7.4 9.72 21 323 0.33 -148 57 1 NM <1 <1 <50 <1 11 <5 NA <5 1720 <1 62 <1 NA 8.1 <0.2 180 NA MW-04B 03/04/2014 7.1 10.42 15 251 0.39 26 231 1.2 NM <1 <1 <50 <1 11 <5 NA <5 2020 <1 62 <1 NA 8.8 <0.2 180 NA MW-04B 06/02/2014 7.3 9.62 22 309 NM 12 217 6 NM <1 <1 <50 <1 10 <5 NA <5 891 <1 29 <1 NA 8.6 <0.2 170 NA MW-04B 10/01/2014 6.8 8.21 23 375 0.42 -122 83 2.7 NM <1 <1 <50 <1 12 <5 NA <5 2840 <1 80 <1 NA 9.4 <0.2 210 NA MW-04B 03/11/2015 7.0 8.46 18 368 0.2 -86 119 5.3 NM <1 <1 <50 <1 12 <5 NA <5 2940 <1 81 <1 NA 9.3 <0.2 180 NA MW-04B 06/01/2015 6.8 8.79 22 385 0.6 -43 162 9.98 NM <1 <1 <50 <1 13 <5 <1 <5 1280 <1 59 <1 NA 10 <0.2 210 NA MW-05C 03/01/1990 NM NM NM NM NM NM NM NM NM NA 1 NA NA 295 NA NA NA 630 NA NA <1 NA NA NA 500 NA MW-05C 07/01/1990 NM NM NM NM NM NM I NM NM NM NA 1 NA NA 270 NA NA NA 1 430 NA NA <1 NA NA NA 464 NA P:\Duke Energy Progress. 1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-8 Surficial Lower Exceedances.xlsx Page 1 of 8 TABLE 2-8 SURFICIAL LOWER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Water Level Temp Spec Cond DO ORP Eh Turbidity Ferrous Iron Antimony Arsenic Boron Cadmium Chloride Chromium Cobalt Copper Iron Lead Manganese Selenium Strontium Sulfate Thallium Total Dissolved Solids Vanadium Reporting Units S.U. ft Deg C um hos cm mg/1 mV my NTU mg/I ug/I ug/I ug/I ug/I mg/I ug/1 ug/1 ug/I ug/l ug/1 ug/I ug/1 ug/I mg/l ug/1 mg/I ug/I i5A NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE NE 1* 10 700 2 250 10 1* 1000 300 1s 50 20 NE 250 0.2* 500 0.3* Provisional Background Concentration 4.S-8.5 NE NE NE NE NE NE NE NE 13.7 6.8 95 3.9 267 4.6 2.99 20 S900 5.7 828 11 NE 53.2 3.82 499 1.22 Sample ID Sample Collection Date Field Parameters Analytical Results MW-05C 11/13/1990 NM NM NM NM NM NM NM NM NM NA <1 NA NA 205 NA NA NA 110 NA NA <1 NA NA NA 472 NA MW-05C 03/06/1991 NM NM NM NM NM NM NM NM NM NA <1 NA NA 190 NA NA NA <50 NA NA <1 NA NA NA 336 NA MW-05C 07/22/1991 NM NM NM NM NM NM NM NM NM NA <1 NA NA 176.7 NA NA NA 90 NA NA <1 NA NA NA 308 NA MW-05C 11/06/1991 NM NM NM NM NM NM NM NM NM NA 1 NA NA 184.2 NA NA NA 120 NA NA <1 NA NA NA 340 NA MW-05C 03/25/1992 NM NM NM NM NM NM NM NM NM NA <1 NA NA 170.2 NA NA NA 50 NA NA <1 NA NA NA 384 NA MW-05C 07/15/1992 NM NM NM NM NM NM NM NM NM NA <1 NA NA 175 NA NA NA 110 NA NA <1 NA NA NA 332 NA MW-05C 11/24/1992 NM NM NM NM NM NM NM NM NM NA <1 NA NA 169.7 NA NA NA 50 NA NA <1 NA NA NA 328 NA MW-05C 03/22/1993 NM NM NM NM NM NM NM NM NM NA <1 NA NA 141.7 NA NA NA 70 NA NA <1 NA NA NA 252 NA MW-05C 07/19/1993 NM NM NM NM NM NM NM NM NM NA <1 NA NA 116.6 NA NA NA 110 NA NA <1 NA NA NA 260 NA MW-05C 11/04/1993 NM NM NM NM NM NM NM NM NM NA <1 NA NA 114.1 NA NA NA 90 NA NA <1 NA NA NA 120 NA MW-05C 03/07/1994 NM NM NM NM NM NM NM NM NM NA <1 NA NA 124.1 NA NA NA 70 NA NA <1 NA NA NA 272 NA MW-05C 07/11/1994 NM NM NM NM NM NM NM NM NM NA <1 NA NA 120.6 NA NA NA 60 NA NA <1 NA NA NA 284 NA MW-05C 11/02/1994 NM NM NM NM NM NM NM NM NM NA <1 NA NA 130 NA NA NA 90 NA NA <1 NA NA NA 249 NA MW-05C 03/08/1995 NM NM NM NM NM NM NM NM NM NA <1 NA NA 140 NA NA NA 1200 NA NA <1 NA NA NA 297 NA MW-05C 03/06/1996 NM NM NM NM NM NM NM NM NM NA <1 NA NA 130 NA NA NA <100 NA NA <1 NA NA NA 267 NA MW-05C 03/17/1997 NM NM NM NM NM NM NM NM NM NA <1 NA NA 93 NA NA NA 350 NA NA <1 NA NA NA 162 NA MW-05C 03/16/1998 NM NM NM NM NM NM NM NM NM NA <5 NA NA 82 NA NA NA 11 NA NA <5 NA NA NA 198 NA MW-05C 03/17/1999 NM NM NM NM NM NM NM NM NM NA <5 NA NA 81.7 NA NA NA 159 NA NA <5 NA NA NA 224 NA MW-05C 03/06/2000 NM NM NM NM NM NM NM NM NM NA <5 NA NA 40.2 NA NA NA 46 NA NA <5 NA NA NA 114 NA MW-05C 03/16/2001 5.9 5.43 NM NM NM NM NM NM NM NA <5 NA NA 47.3 NA NA NA 285 NA NA <5 NA NA NA 111 NA MW-05C 03/06/2002 5.8 5.54 NM NM NM NM NM NM NM NA <5 NA NA 39.7 NA NA NA 127 NA NA <5 NA NA NA 253 NA MW-05C 03/18/2003 5.8 4.96 NM NM NM NM NM NM NM NA <5 NA NA 34.9 NA NA NA 14 NA NA <5 NA NA NA 81 NA MW-05C 03/09/2004 5.8 3.74 NM NM NM NM NM NM NM NA <5 NA NA 22.3 NA NA NA 373 NA NA <5 NA NA NA 70 NA MW-05C 03/07/2005 5.7 4.25 NM NM NM NM NM NM NM NA <5 NA NA 16.2 NA NA NA 122 NA NA <5 NA NA NA 52 NA MW-05C 03/02/2006 5.7 3.62 NM NM NM NM NM NM NM NA <5 NA NA 29.9 NA NA NA 115 NA NA <5 NA NA NA 105 NA MW-05C 03/06/2007 5.6 3.94 NM NM NM NM NM NM NM NA <1 NA NA 32 NA NA NA 129 NA NA <5 NA NA NA 88 NA MW-05C 03/11/2008 5.1 4.45 NM NM NM NM NM NM NM NA <2 NA NA 24 NA NA NA 2210 NA NA <5 NA NA NA 74 NA MW-05C 03/10/2009 5.4 4.24 NM NM NM NM NM NM NM NA <2 NA NA 21 NA NA NA <100 NA NA <20 NA NA NA 78 NA MW-05C 03/10/2010 5.7 6.25 NM NM NM NM NM NM NM NA <5 NA NA 23 NA NA NA 12 NA NA <10 NA NA NA 93 NA MW-05C 03/02/2011 5.1 3.99 18 88 1.28 189 394 1.47 NM NA <5 NA NA 23 b NA NA NA 72 NA NA <10 NA NA NA 78 b NA MW-05C 03/07/2012 5.4 4.19 19 156 0.96 -92 113 2.03 NM <0.5 <5 <50 <0.08 16.2 <5 NA <5 56.9 <5 336 <10 NA 7.8 <0.1 59 NA MW-05C 06/06/2012 5.5 4.23 20 102 1.66 -72 133 1.13 NM <0.5 <5 <50 <0.08 14.2 <5 NA <5 <50 <5 193 <10 NA 8.8 <0.1 52 NA MW-05C 10/02/2012 5.7 4.43 22 158 0.63 169 374 0.77 NM <0.5 <5 <50 0.1 22.4 <5 NA <5 <50 <5 447 <10 NA 11.9 <0.1 59 NA MW-05C 03/13/2013 5.5 4.42 17 80 0.87 195 400 1.18 NM <1 <1 <50 <1 12 <5 NA <5 26 <1 222 <1 NA 9.6 <0.2 47 NA MW-05C 06/13/2013 4.9 4.16 22 85 0.74 253 458 0.8 NM <1 <1 <50 <1 74 <5 NA <5 28 <1 130 <1 NA 74 <0.2 56 NA MW-05C 10/03/2013 5.7 3.91 23 127 0.31 251 456 0.72 NM <1 <1 <50 <1 18 <5 NA <5 26 <1 602 <1 NA 13 <0.2 72 NA MW-05C 03/05/2014 6.0 4.62 15 85 6.06 236 441 1.08 NM <1 <1 <50 <1 12 <5 NA <5 21 <1 111 <1 NA 8.8 <0.2 50 NA MW-05C 06/03/2014 5.8 4.40 21 115 NM 211 416 3 NM <1 <1 <50 <1 16 <5 NA <5 34 <1 441 <1 NA 11 <0.2 65 NA MW-05C 10/02/2014 5.5 3.66 24 124 0.41 237 442 0.93 NM <1 <1 <50 <1 18 <5 NA <5 23 <1 554 <1 NA 12 <0.2 63 NA MW-05C 03/10/2015 5.6 3.69 18 131 0.31 212 417 1.07 NM <1 <1 <50 <1 18 <5 NA <5 13 <1 535 <1 NA 12 <0.2 57 NA MW-05C DUP 03/10/2015 5.6 3.69 18 131 0.31 212 417 1.07 NM <1 <1 <50 <1 18 <5 NA <5 12 <1 516 <1 NA 12 <0.2 60 NA MW-05C 06/01/2015 5.5 4.00 21 135 0.97 212 417 1.03 NM <1 <1 <50 <1 21 <5 1.62 <5 <10 <1 441 <1 NA 14 <0.2 69 NA MW-37C 03/27/2015 5.8 15.56 17 129 0.38 -44 161 6.36 2.25 <1 2.93 <50 <1 4.2 <1 2.99 <1 9500 <1 233 <1 20 10 <0.2 78 1.15 MW-37C 06/02/2015 5.7 15.70 20 120 0.36 20 225 19 4.5 <1 3.3 <50 <1 3.5 <1 2.73 <1 9580 <1 244 1 <1 1 18 9.8 <0.2 81 1.22 ANALYTICAL RESULTS ABMW-02D 04/27/2015 7.2 5.35 18 534 0.4 -144 61 1.86 1.2 <1 172 559 <1 42 <1 <1 <1 1380 <1 144 <1 1160 90 <0.2 310 0.613 ABMW-02D 06/04/2015 8.2 4.55 21 529 0.32 -152 53 1.28 NM <1 170 600 <1 43 <1 <1 <1 1270 <1 150 <1 1230 91 <0.2 300 <0.3 AW-01C 02/06/2015 5.8 8.68 15 194 0.15 -58 148 6.83 2 <1 <1 120 <1 38 <1 5.07 <1 1700 <1 320 2.44 77 28 <0.2 110 <0.3 AW-01C 06/02/2015 4.8 8.95 22 97 0.5 130 335 4.93 <0.5 <1 <1 98 <1 29 <1 <1 <1 470 <1 179 2.6 62 32 <0.2 84 <0.3 AW-02C 02/05/2015 6.7 18.65 18 762 1.7 -444 -239 8.43 6 <1 <1 <50 <1 5.1 <1 2.01 3.84 16200 <1 401 <1 20 15 <0.2 42 <0.3 AW-02C 06/03/2015 5.9 19.25 20 60 0.6 77 282 2.69 4 <1 <1 <50 <1 4.7 <1 <1 <1 7610 <1 57 <1 12 3 <0.2 38 <0.3 AW-03C 02/05/2015 6.2 8.99 18 816 0.12 -476 -271 9.2 3.5 <1 <1 1090 <1 130 <1 23.8 <1 26600 <1 2120 <1 537 110 <0.2 450 <0.3 P:\Duke Energy Progress. 1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-8 Surficial Lower Exceedances.xlsx Page 2 of 8 TABLE 2-8 SURFICIAL LOWER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Water Level Temp Spec Cond DO ORP Eh Turbidity Ferrous Iron Antimony Arsenic Boron Cadmium Chloride Chromium Cobalt Copper Iron Lead Manganese Selenium Strontium Sulfate Thallium Total Dissolved Solids Vanadium Reporting Units S.U. ft Deg C umhos cm mg/1 mV my NTU mg/I ug/I ug/I ug/I ug/I mg/I ug/1 ug/1 ug/I ug/l ug/1 ug/I ug/1 ug/I mg/l ug/1 mg/I ug/I i5A NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE NE 1* 10 700 2 250 10 1* 1000 300 15 50 20 NE 250 0.2* 500 0.3* Provisional Background Concentration 4.5-8.5 NE NE NE NE NE NE NE NE 13.7 6.8 95 3.9 267 4.6 2.99 20 5900 5.7 828 11 NE 53.2 3.82 499 1.22 Sample ID Sample Collection Date Field Parameters Analytical Results AW-03C 06/11/2015 5.9 9.33 20 874 0.1 -67 138 1.61 2.5 <1 1.54 1370 <1 160 <1 6.91 <1 11300 <1 1830 <1 672 140 <0.2 510 0.75 AW-04C 02/05/2015 7.4 9.89 18 518 0.04 -579 -374 8.71 4.5 <1 <1 1160 <1 37 1.16 24.5 <1 15100 <1 1270 <1 672 110 <0.2 300 0.85 AW-04C 06/05/2015 6.2 10.18 20 525 0.36 -47 158 14.7 4.5 <1 <1 1450 <1 49 <1 <1 <1 3990 <1 787 <1 877 120 <0.2 310 0.518 AW-04C 09/22/2015 5.9 10.38 21 573 0.2 -25 180 7.13 NM <1 <1 1270 <1 NA 1.65 6.15 <1 4950 <1 801 <1 693 NA <0.2 NA 2.04 AW-05C 03/24/2015 4.7 16.46 19 76 1.35 152 357 3.45 0 <1 <1 90 <1 5 <1 <1 <1 138 <1 25 <1 26 26 <0.2 33 <0.3 AW-05C 06/03/2015 4.7 16.29 20 69 1.54 305 510 1.99 0 <1 <1 69 <1 4 <1 <1 <1 128 <1 21 <1 25 23 <0.2 40 <0.3 AW-08C 03/25/2015 5.7 j 6.59 19 88 0.66 71 276 2.27 0 <1 <1 <50 <1 7.5 <1 2.26 <1 291 <1 57 <1 37 14 <0.2 43 <0.3 AW-08C 06/02/2015 4.4 6.80 22 62 3.31 144 349 3.28 <0.5 <1 <1 <50 <1 6.5 <1 1.19 <1 61 <1 23 <1 23 21 <0.2 30 <0.3 AW-08C 09/22/2015 5.6 7.76 23 68 3.13 107 312 5.67 NM <1 <1 <50 <1 NA <1 1.33 <1 487 <1 30 <1 31 NA <0.2 NA 0.877 AW-09C 02/06/2015 5.8 8.31 16 383 0.15 -409 -204 9.91 4 <1 <1 611 <1 38 <1 8.19 <1 8190 <1 466 <1 246 97 <0.2 210 0.52 AW-09C 06/04/2015 5.1 8.25 21 314 0.92 204 409 2.34 NM <1 <1 554 <1 31 <1 1.13 <1 102 <1 289 <1 193 99 <0.2 190 <0.3 AW-09C 09/23/2015 5.0 9.11 22 457 1.17 161 366 1.86 1 NM <1 I <1 367 <1 NA <1 <1 <1 88 <1 164 <1 126 NA <0.2 NA 0.412 MW-02C 11/06/1991 5.9 9.69 NM NM NM NM NM NM NM NA <1 NA NA 56.1 NA NA NA 2200 NA NA 18 NA NA NA 296 NA MW-02C 03/25/1992 6.4 9.52 NM NM NM NM NM NM NM NA <1 NA NA 40.5 NA NA NA 1000 NA NA 2 NA NA NA 200 NA MW-02C 07/15/1992 6.2 10.81 NM NM NM NM NM NM NM NA <1 NA NA 42 NA NA NA 900 NA NA <1 NA NA NA 184 NA MW-02C 11/24/1992 6.2 10.74 NM NM NM NM NM NM NM NA <1 NA NA 39.5 NA NA NA 1700 NA NA <1 NA NA NA 200 NA MW-02C 03/22/1993 6.1 11.63 NM NM NM NM NM NM NM NA <1 NA NA 52.6 NA NA NA 2300 NA NA 10 NA NA NA 384 NA MW-02C 07/19/1993 6.2 10.49 NM NM NM NM NM NM NM NA <1 NA NA 52.6 NA NA NA 1800 NA NA 1 NA NA NA 448 NA MW-02C 11/04/1993 6.3 10.74 NM NM NM NM NM NM NM NA <1 NA NA 44 NA NA NA 900 NA NA 1 NA NA NA 184 NA MW-02C 03/07/1994 6.3 11.86 NM NM NM NM NM NM NM NA <1 NA NA 48.1 NA NA NA 930 NA NA 2 NA NA NA 316 NA MW-02C 07/11/1994 6.3 10.23 NM NM NM NM NM NM NM NA <1 NA NA 53.1 NA NA NA 770 NA NA <1 NA NA NA 440 NA MW-02C 11/02/1994 6.2 10.86 NM NM NM NM NM NM NM NA <1 NA NA 50 NA NA NA 730 NA NA 5 NA NA NA 337 NA MW-02C 03/08/1995 6.5 14.00 NM NM NM NM NM NM NM NA <1 NA NA 47 NA NA NA 1200 NA NA 3 NA NA NA 340 NA MW-02C 03/06/1996 6.5 13.96 NM NM NM NM NM NM NM NA <1 NA NA 53 NA NA NA 430 NA NA <1 NA NA NA 438 NA MW-02C 03/17/1997 6.4 12.75 NM NM NM NM NM NM NM NA 5.5 NA NA 51 NA NA NA 1500 NA NA 3 NA NA NA 412 NA MW-02C 03/16/1998 6.4 12.40 NM NM NM NM NM NM NM NA 55 NA NA 35.3 NA NA NA 3360 NA NA <5 NA NA NA 399 NA MW-02C 03/17/1999 6.9 13.93 NM NM NM NM NM NM NM NA 66 NA NA 38.5 NA NA NA 3970 NA NA 35 NA NA NA 355 NA MW-02C 03/06/2000 6.5 13.14 NM NM NM NM NM NM NM NA 35 NA NA 16.7 NA NA NA 1870 NA NA <5 NA NA NA 178 NA MW-02C 03/16/2001 6.7 14.80 NM NM NM NM NM NM NM NA <5 NA NA 37.2 NA NA NA 2810 NA NA <5 NA NA NA 392 NA MW-02C 03/06/2002 6.9 14.66 NM NM NM NM NM NM NM NA 104 NA NA 33.5 NA NA NA 3230 NA NA <5 NA NA NA 397 NA MW-02C 03/18/2003 6.5 14.42 NM NM NM NM NM NM NM NA 102 NA NA 51 NA NA NA 5310 NA NA <5 NA NA NA 427 NA MW-02C 03/09/2004 6.4 12.35 NM NM NM NM NM NM NM NA 47 NA NA 106 NA NA NA 3330 NA NA <5 NA NA NA 511 NA MW-02C 03/07/2005 6.4 14.45 NM NM NM NM NM NM NM NA 104 NA NA 55.6 NA NA NA 4600 NA NA <5 NA NA NA 443 NA MW-02C 03/02/2006 6.7 11.87 NM NM NM NM NM NM NM NA 126 NA NA 58.4 NA NA NA 3220 NA NA <5 NA NA NA 439 NA MW-02C 12/12/2006 6.8 12.18 20 481 NM NM NM NM NM 0.75 280 2100 0.068 23.1 0.18 NA 3.8 4750 0.33 159 0.58 NA 146 0.71 320 NA MW-02C 03/06/2007 6.7 13.66 20 NM NM NM NM NM NM <3 290 2690 <1 26.6 <5 NA 6 3420 <3 146 <5 NA 178 <1 325 NA MW-02C 11/07/2007 6.4 15.34 NM 567 NM NM NM NM NM <2.5 239 2160 <1 31 <5 NA <5 3460 <5 255 <5 NA 184 <1 328 NA MW-02C 03/11/2008 6.3 15.12 20 582 NM NM NM NM NM <2.5 134 2200 23 32 <5 NA <5 3060 <5 154 <5 NA 132 <1 357 NA MW-02C 11/06/2008 6.8 15.25 20 603 NM NM NM NM NM <2 186 2160 <1 29 <5 NA <5 3320 <5 65 <5 NA 141 <1 359 NA MW-02C 03/10/2009 6.8 14.71 20 591 NM NM NM NM NM <40 193 1600 <10 34 11 NA <10 2880 <10 90 <20 NA 148 <10 348 NA MW-02C 10/06/2009 6.8 13.44 20 592 NM NM NM NM NM <5 114 1670 <5 36 <5 NA <5 3910 <5 153 <5 NA 140 <5 359 NA MW-02C 03/10/2010 6.8 13.21 19 618 NM NM NM NM NM <1 148 1910 <1 37 3 NA 1 2550 <1 141 4 NA 162 <1 413 NA MW-02C 11/11/2010 6.8 12.33 20 631 NM NM NM NM NM <0.5 196 2150 <0.08 30.7 <5 NA <5 3750 <5 120 <10 NA 142 0.58 376 NA MW-02C 03/02/2011 6.7 13.94 19 573 NM NM NM 9.9 NM <0.5 267 1990 <0.08 31.1 b <5 NA <5 5740 <5 203 <10 NA 148 0.56 390 b NA MW-02C 10/04/2011 6.4 13.69 21 607 NM NM NM 5.73 NM <0.5 85.6 2270 <0.08 33.3 <5 NA <5 3140 <5 259 <10 NA 144 0.57 352 NA MW-02C 03/06/2012 6.5 15.48 19 679 NM NM NM 7.89 NM <0.5 232 2790 <0.08 36.3 <5 NA <5 7170 <5 350 <10 NA 142 0.6 457 NA MW-02C 06/05/2012 6.6 15.09 21 855 NM NM NM 6.97 NM <0.5 260 2640 <0.08 55.4 <5 NA <5 8050 <5 265 <10 NA 143 0.11 526 NA MW-02C (Geosyntec) 05/23/2014 6.7 NM 22 807 0.5 4 NM 28.7 NM <5.3 278 3020 <0.76 42.1 <1.6 NA <2.7 9510 <4.7 375 <8.4 3100 130 <5.4 542 <2 MW-06C 03/01/1990 4.7 10.13 NM NM NM NM NM NM NM NA <1 NA NA 115 NA NA NA 7140 NA NA <1 NA NA NA 228 NA MW-06C 07/01/1990 4.7 10.09 NM NM NM NM NM NM NM NA <1 NA NA 103.6 NA NA NA 610 NA NA <1 NA NA NA 228 NA MW-06C 03/08/1995 4.8 5.72 NM NM NM NM NM NM NM NA <1 NA NA 79 NA NA NA 1500 NA NA <1 NA NA NA 202 NA MW-06C 03/06/1996 4.9 5.12 NM NM NM NM NM NM NM NA <1 NA NA 83 NA NA NA 2500 NA NA <1 NA NA NA 260 NA P:\Duke Energy Progress. 1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-8 Surficial Lower Exceedances.xlsx Page 3 of 8 TABLE 2-8 SURFICIAL LOWER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Water Level Temp Spec Cond DO ORP Eh Turbidity Ferrous Iron Antimony Arsenic Boron Cadmium Chloride Chromium Cobalt Copper Iron Lead Manganese Selenium Strontium Sulfate Thallium Total Dissolved Solids Vanadium Reporting Units S.U. ft Deg C umhos cm mg/1 mV my NTU mg/I ug/I ug/I ug/I ug/I mg/I ug/1 ug/1 ug/I ug/l ug/1 ug/I ug/1 ug/I mg/l ug/1 mg/I ug/I i5A NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE NE 1* 10 700 2 250 10 1* 1000 300 1s 50 20 NE 250 0.2* 500 0.3* Provisional Background Concentration 4.5-8.5 NE NE NE NE NE NE NE NE 13.7 6.8 95 3.9 267 4.6 2.99 20 5900 5.7 828 11 NE 53.2 3.82 499 1.22 Sample ID Sample Collection Date Field Parameters Analytical Results MW-06C 03/17/1997 5.5 3.72 NM NM NM NM NM NM NM NA <1 NA NA 47 NA NA NA 1200 NA NA <1 NA NA NA 311 NA MW-06C 03/17/1999 4.6 4.66 NM NM NM NM NM NM NM NA <5 NA NA 43.2 NA NA NA 193 NA NA 25 NA NA NA 270 NA MW-06C 03/18/2003 4.8 4.84 NM NM NM NM NM NM NM NA <5 NA NA 74.7 NA NA NA 489 NA NA <5 NA NA NA 323 NA MW-06C 03/09/2004 4.7 1.11 NM NM NM NM NM NM NM NA <5 NA NA 42.3 NA NA NA 1340 NA NA <5 NA NA NA 220 NA MW-06C 12/12/2006 7.1 2.51 20 534 NM NM NM NM NM 3 0.22 739 <1 83 0.18 NA 2000 157 0.54 930 1.2 NA 142 0.1 311 NA MW-06C 03/06/2007 4.9 3.68 20 NM NM NM NM NM NM <3 <1 770 <1 72.2 <5 NA <5000 331 <3 711 <5 NA 177 <1 340 NA MW-06C 11/07/2007 4.6 6.28 NM 591 NM NM NM NM NM <2.5 <1 1140 <1 78 <5 NA <5000 1040 6 1090 <5 NA 190 <1 330 NA MW-06C 03/11/2008 4.3 6.10 20 591 NM NM NM NM NM <2.5 <2 925 <1 86 7 NA <5000 275 <5 889 <5 NA 136 <1 345 NA MW-06C 11/06/2008 4.7 5.62 20 651 NM NM NM NM NM <2 <2 940 <10 95 <5 NA <5000 236 <5 644 <5 NA 142 <1 381 NA MW-06C 03/10/2009 4.6 5.13 19 561 NM NM NM NM NM <40 <2 896 <5 72 <10 NA <10000 138 <10 929 <20 NA 130 <10 332 NA MW-06C 10/06/2009 4.7 3.39 20 659 NM NM NM NM NM <5 <5 1510 <1 102 <5 NA <5000 153 <5 1260 <5 NA 139 <5 382 NA MW-06C 03/10/2010 4.7 3.48 19 682 NM NM NM NM NM <1 <1 1490 0.26 113 3 NA 2000 424 <1 1130 5 NA 141 <1 429 NA MW-06C 11/11/2010 4.7 2.30 20 640 NM NM NM NM NM <0.5 <5 1350 0.17 105 <5 NA <5 219 <5 1060 <10 NA 132 <0.1 360 NA MW-06C 03/02/2011 5.0 3.91 18 492 NM NM NM 4.76 NM <0.5 <5 943 0.3 6.5 b <5 NA <5 636 <5 301 <10 NA 103 <0.1 304 b NA MW-06C 10/04/2011 4.6 3.91 22 798 NM NM NM 2.79 NM <0.5 <5 1690 0.23 153 <5 NA <5 780 <5 1180 <10 NA 130 <0.1 456 NA MW-06C 03/06/2012 4.9 5.82 17 703 NM NM NM 2.05 NM <0.5 <5 1680 0.2 163 <5 NA <5 407 <5 1280 <10 NA 121 <0.1 798 NA MW-06C 06/05/2012 4.6 5.49 21 799 NM NM NM 5.71 NM <0.5 <5 1320 NA 146 <5 NA <5 591 <5 1150 <10 NA 135 0.1 437 NA MW-06C (Geosyntec) 05/21/2014 4.8 NM 22 577 0.6 100 NM 4.92 NM <5.3 <6.8 1270 <0.76 85.1 <1.6 NA <2.7 514 <4.7 857 <8.4 431 112 <5.4 338 <2 MW-07C 03/01/1990 NM NM NM NM NM NM NM NM NM NA <1 NA NA 210 NA NA NA 3400 NA NA <1 NA NA NA 468 NA MW-07C 07/01/1990 NM NM NM NM NM NM NM NM NM NA <1 NA NA 175 NA NA NA 1600 NA NA <1 NA NA NA 384 NA MW-07C 03/08/1995 NM NM NM NM NM NM NM NM NM NA 1.4 NA NA 30 NA NA NA 2800 NA NA 2 NA NA NA 106 NA MW-07C 03/06/1996 NM NM NM NM NM NM NM NM NM NA 2.5 NA NA 85 NA NA NA 4900 NA NA <1 NA NA NA 299 NA MW-07C 03/17/1997 NM NM NM NM NM NM NM NM NM NA 2 NA NA 61 NA NA NA 5200 NA NA <1 NA NA NA 186 NA MW-07C 03/17/1999 NM NM NM NM NM NM NM NM NM NA <5 NA NA 87.4 NA NA NA 696 NA NA 27 NA NA NA 283 NA MW-07C 03/06/2000 NM NM NM NM NM NM NM NM NM NA <5 NA NA 39.5 NA NA NA 464 NA NA <5 NA NA NA 136 NA MW-07C 03/16/2001 NM NM NM NM NM NM NM NM NM NA <5 NA NA 61.4 NA NA NA 914 NA NA <5 NA NA NA 191 NA MW-07C 03/06/2002 NM NM NM NM NM NM NM NM NM NA <5 NA NA 48.2 NA NA NA 1330 NA NA <5 NA NA NA 527 NA MW-07C 03/18/2003 NM NM NM NM NM NM NM NM NM NA <5 NA NA 45.8 NA NA NA 861 NA NA <5 NA NA NA 191 NA MW-07C 03/09/2004 NM NM NM NM NM NM NM NM NM NA <5 NA NA 20.4 NA NA NA 502 NA NA <5 NA NA NA 104 NA MW-07C 03/10/2009 4.8 7.78 NM NM NM NM NM NM NM NA <2 NA NA 446 NA NA NA <100 NA NA <20 NA NA NA 897 NA MW-07C 03/06/2012 5.1 10.56 19 391 0.75 -88 117 3.97 NM <0.5 <5 709 0.083 49.2 <5 NA <5 561 <5 320 <10 NA 92 <0.1 228 NA MW-07C 06/05/2012 4.9 9.11 20 518 2.31 -51 154 8.06 NM <0.5 <5 767 0.1 78.6 <5 NA <5 707 <5 458 <10 NA 94.5 <0.1 298 NA MW-07C 10/02/2012 4.9 9.69 22 457 1.53 195 400 6.81 NM <0.5 <5 157 <0.08 77.7 <5 NA <5 273 <5 60 <10 NA 85.8 <0.1 225 NA MW-07C 03/12/2013 5.0 8.20 19 409 0.27 239 444 4.05 NM <1 <1 164 <1 68 <5 NA <5 222 <1 108 <1 NA 68 <0.2 230 NA MW-07C 06/12/2013 5.0 7.72 22 422 0.58 244 449 4.33 NM <1 <1 185 3.34 14 <5 NA <5 282 <1 148 <1 NA 9.1 <0.2 230 NA MW-07C 10/03/2013 5.3 7.51 26 455 0.34 272 477 5.29 NM <1 <1 312 <1 71 <5 NA <5 266 <1 101 <1 NA 75 <0.2 250 NA MW-07C 03/04/2014 5.6 8.24 17 387 0.29 148 353 1.68 NM <1 <1 330 <1 83 <5 NA <5 128 <1 142 <1 NA 73 <0.2 250 NA MW-07C 06/02/2014 5.5 7.71 22 420 NM 214 419 4.3 NM <1 <1 391 <1 71 <5 NA <5 316 <1 131 <1 NA 67 <0.2 240 NA MW-07C 10/02/2014 5.2 6.46 23 193 3.44 232 437 3.79 NM <1 <1 386 <1 27 <5 NA <5 381 <1 136 <1 NA 48 <0.2 130 NA MW-07C 03/10/2015 5.3 6.68 19 248 1.46 232 437 2.13 NM <1 <1 490 <1 30 <5 NA <5 50 <1 202 <1 NA 67 <0.2 140 NA MW-07C 06/02/2015 5.0 7.00 21 299 1.23 256 461 1.86 0 <1 <1 546 <1 38 <1 <1 <1 73 <1 333 <1 242 83 <0.2 200 0.573 MW-07C DUP 03/12/2013 5.0 8.20 19 409 0.27 239 444 4.05 NM <1 <1 164 <1 71 <5 NA <5 198 <1 105 <1 NA 64 <0.2 230 NA MW-08 03/01/1990 6.1 8.06 NM NM NM NM NM NM NM NA <1 NA NA 260 NA NA NA 4800 NA NA <1 NA NA NA 444 NA MW-08 07/01/1990 6.1 8.37 NM NM NM NM NM NM NM NA <1 NA NA 255 NA NA NA 3200 NA NA <1 NA NA NA 488 NA MW-08 07/22/1991 5.4 7.32 NM NM NM NM NM NM NM NA <1 NA NA 164.7 NA NA NA 320 NA NA <1 NA NA NA 304 NA MW-08 07/15/1992 5.6 8.70 NM NM NM NM NM NM NM NA <1 NA NA 130 NA NA NA 380 NA NA <1 NA NA NA 276 NA MW-08 03/22/1993 5.6 10.82 NM NM NM NM NM NM NM NA <1 NA NA 117.6 NA NA NA 620 NA NA <1 NA NA NA 260 NA MW-08 07/19/1993 5.7 9.41 NM NM NM NM NM NM NM NA <1 NA NA 119.1 NA NA NA 500 NA NA <1 NA NA NA 312 NA MW-08 11/04/1993 5.7 9.91 NM NM NM NM NM NM NM NA <1 NA NA 127.6 NA NA NA 360 NA NA <1 NA NA NA 184 NA MW-08 11/02/1994 5.7 10.21 NM NM NM NM NM NM NM NA <1 NA NA 130 NA NA NA 510 NA NA <1 NA NA NA 290 NA MW-08 03/08/1995 5.9 7.35 NM NM NM NM NM NM NM NA 2.4 NA NA 120 NA NA NA 13000 NA NA <1 NA NA NA 280 NA MW-08 03/09/2004 5.6 6.42 NM NM NM NM NM NM NM NA <5 NA NA 24.7 NA NA NA 671 1 NA NA <5 NA NA NA 85 NA P:\Duke Energy Progress. 1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-8 Surficial Lower Exceedances.xlsx Page 4 of 8 TABLE 2-8 SURFICIAL LOWER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Water Level Temp Spec Cond DO ORP Eh Turbidity Ferrous Iron Antimony Arsenic Boron Cadmium Chloride Chromium Cobalt Copper Iron Lead Manganese Selenium Strontium Sulfate Thallium Total Dissolved Solids Vanadium Reporting Units S.U. ft Deg C umhos cm mg/1 mV my NTU mg/I ug/I ug/I ug/I ug/I mg/I ug/1 ug/1 ug/I ug/l ug/1 ug/I ug/1 ug/I mg/l ug/1 mg/I ug/I iSA NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE NE 1* 10 700 2 250 10 1* 1000 300 1s 50 20 NE 250 0.2* 500 0.3* Provisional Background Concentration 4.5-8.5 NE NE NE NE NE NE NE NE 13.7 6.8 95 3.9 267 4.6 2.99 20 S900 5.7 828 11 NE 53.2 3.82 499 1.22 Sample ID Sample Collection Date Field Parameters Analytical Results MW-08 03/07/2005 5.7 7.70 NM NM NM NM NM NM NM NA <5 NA NA 32.3 NA NA NA 450 NA NA <5 NA NA NA 116 NA MW-08 03/07/2012 5.7 7.72 19 299 NM NM NM 0.52 NM <0.5 <5 <50 <0.08 23.6 <5 NA <5 63.6 <5 376 <10 NA 19.2 <0.1 102 NA MW-08 06/06/2012 5.6 7.79 19 170 NM NM NM 0.65 NM <0.5 <5 <50 <0.08 28.3 <5 NA <5 <50 <5 344 <10 NA 21.5 <0.1 101 NA MW-08 03/05/2014 5.5 7.93 15 82 0.9 272 477 0.9 NM <1 <1 <50 <1 NA <5 NA <5 <10 <1 270 <1 NA NA <0.2 52 NA MW-09 03/01/1990 5.5 6.91 NM NM NM NM NM NM NM NA <1 NA NA 11.5 NA NA NA 360 NA NA <1 NA NA NA 20 NA MW-09 07/01/1990 6.7 7.01 NM NM NM NM NM NM NM NA <1 NA NA 9 NA NA NA 320 NA NA <1 NA NA NA 0 NA MW-09 03/08/1995 5.5 17.97 NM NM NM NM NM NM NM NA <1 NA NA 32 NA NA NA 1400 NA NA <1 NA NA NA 78 NA MW-09 03/06/1996 5.6 19.44 NM NM NM NM NM NM NM NA 3 NA NA 28 NA NA NA 4300 NA NA <1 NA NA NA 185 NA MW-09 03/17/1997 5.4 17.73 NM NM NM NM NM NM NM NA <1 NA NA 34 NA NA NA 600 NA NA <1 NA NA NA 60 NA MW-09 03/17/1999 5.3 17.64 NM NM NM NM NM NM NM NA <5 NA NA 22.3 NA NA NA 489 NA NA 10 NA NA NA 50 NA MW-09 03/16/2001 5.3 18.60 NM NM NM NM NM NM NM NA <5 NA NA 23.1 NA NA NA 586 NA NA <5 NA NA NA 69 NA MW-09 03/06/2002 5.8 19.35 NM NM NM NM NM NM NM NA <5 NA NA 8.99 NA NA NA 316 NA NA <5 NA NA NA 35 NA MW-09 03/18/2003 5.6 18.26 NM NM NM NM NM NM NM NA <5 NA NA 22.7 NA NA NA 471 NA NA <5 NA NA NA 73 NA MW-09 03/09/2004 5.1 15.64 NM NM NM NM NM NM NM NA <5 NA NA 5.7 NA NA NA 398 NA NA <5 NA NA NA 35 NA MW-10 03/01/1990 6.2 8.65 NM NM NM NM NM NM NM NA 2 NA NA 8.51 NA NA NA 3800 NA NA <1 NA NA NA 156 NA MW-10 07/01/1990 5.3 8.77 NM NM NM NM NM NM NM NA <1 NA NA 7.01 NA NA NA 770 NA NA <1 NA NA NA 0 NA MW-10 07/19/1993 4.8 9.70 NM NM NM NM NM NM NM NA <1 NA NA 47.6 NA NA NA 490 NA NA <1 NA NA NA 124 NA MW-10 03/08/1995 5.4 16.18 NM NM NM NM NM NM NM NA <1 NA NA 5.4 NA NA NA 1300 NA NA <1 NA NA NA 34 NA MW-10 03/17/1999 4.7 16.11 NM NM NM NM NM NM NM NA <5 NA NA 34.7 NA NA NA 556 NA NA 11 NA NA NA 130 NA MW-10 03/09/2004 4.8 14.16 NM NM NM NM NM NM NM NA <5 NA NA 13.3 NA NA NA 485 NA NA <5 NA NA NA 68 NA MW-10 03/07/2012 5.0 16.80 20 177 NM NM NM 0.53 NM <0.5 <5 53.3 <0.08 12.2 <5 NA <5 105 <5 86.7 <10 NA 16.2 <0.1 72 NA MW-10 06/05/2012 5.2 16.98 20 103 NM NM NM 1.19 NM <0.5 <5 73 <0.08 11.6 <5 NA <5 156 <5 84 <10 NA 19.3 <0.1 53 NA MW-11 03/01/1990 5.2 8.51 NM NM NM NM NM NM NM NA <1 NA NA 170 NA NA NA 4900 NA NA <1 NA NA NA 400 NA MW-11 07/01/1990 5.2 8.33 NM NM NM NM NM NM NM NA <1 NA NA 150 NA NA NA 3400 NA NA <1 NA NA NA 408 NA MW-11 11/13/1990 4.9 8.13 NM NM NM NM NM NM NM NA <1 NA NA 110 NA NA NA 4800 NA NA <1 NA NA NA 424 NA MW-11 03/06/1991 5.0 9.02 NM NM NM NM NM NM NM NA <1 NA NA 99 NA NA NA 1800 NA NA <1 NA NA NA 344 NA MW-11 07/22/1991 4.7 8.00 NM NM NM NM NM NM NM NA <1 NA NA 94.6 NA NA NA 1400 NA NA <1 NA NA NA 320 NA MW-11 11/06/1991 4.8 9.26 NM NM NM NM NM NM NM NA <1 NA NA 85.1 NA NA NA 890 NA NA <1 NA NA NA 300 NA MW-11 03/25/1992 5.1 8.82 NM NM NM NM NM NM NM NA <1 NA NA 70.1 NA NA NA 1000 NA NA <1 NA NA NA 308 NA MW-11 07/15/1992 4.7 8.13 NM NM NM NM NM NM NM NA <1 NA NA 45.6 NA NA NA 640 NA NA <1 NA NA NA 220 NA MW-11 07/19/1993 4.6 j 8.84 NM NM NM NM NM NM NM NA <1 NA NA 79.6 NA NA NA 490 NA NA <1 NA NA NA 348 NA MW-11 11/04/1993 4.6 9.09 NM NM NM NM NM NM NM NA <1 NA NA 79.6 NA NA NA 440 NA NA <1 NA NA NA 168 NA MW-11 03/17/1999 4.9 14.02 NM NM NM NM NM NM NM NA <5 NA NA 11.4 NA NA NA 379 NA NA 11 NA NA NA 51.5 NA MW-11 03/18/2003 5.0 15.41 NM NM NM NM NM NM NM NA <5 NA NA 13.3 NA NA NA 1010 NA NA <5 NA NA NA 33 NA MW-11 03/11/2008 4.3 16.00 NM NM NM NM NM NM NM NA <2 NA NA 8 NA NA NA 330 NA NA <5 NA NA NA 29 NA MW-11 03/02/2011 4.5 13.11 18 49 5.16 226 431 3.36 NM NA <5 NA NA <5 NA NA NA 420 NA NA <10 NA NA NA <50 NA MW-11 03/07/2012 5.0 15.41 18 126 2.87 -63 142 3.13 NM <0.5 <5 <50 <0.08 7.3 <5 NA <5 174 <5 91.4 <10 NA 8.8 <0.1 48 NA MW-11 06/06/2012 4.6 j 15.46 19 65 2.27 -56 149 2.97 NM <0.5 <5 <50 0.081 7.1 <5 NA <5 245 <5 88.3 <10 NA 10.6 <0.1 39 NA MW-11 10/02/2012 4.5 14.26 22 70 1.86 297 502 3.5 NM <0.5 <5 <50 0.11 8 <5 NA <5 181 <5 99.6 <10 NA 10.7 <0.1 <25 NA MW-11 03/13/2013 4.6 14.69 17 71 1.38 323 528 2.33 NM <1 <1 <50 <1 9 <5 NA <5 142 <1 90 <1 NA 13 <0.2 37 NA MW-11 06/13/2013 4.0 14.81 22 82 1.79 281 486 2.61 NM <1 <1 <50 <1 10 <5 NA <5 219 <1 115 <1 NA 13 <0.2 46 NA MW-11 10/03/2013 4.5 13.04 22 86 1.5 372 577 2.15 NM <1 <1 <50 <1 11 <5 NA <5 130 <1 117 <1 NA 14 <0.2 58 NA MW-11 03/05/2014 4.7 15.04 14 76 2.36 323 528 5.04 NM <1 <1 <50 <1 9.4 <5 NA <5 295 <1 86 <1 NA 12 <0.2 42 NA MW-11 06/03/2014 4.7 14.19 23 63 NM 335 540 2 NM <1 <1 <50 <1 6.8 <5 NA <5 140 <1 60 <1 NA 10 <0.2 41 NA MW-12 03/01/1990 5.8 9.76 NM NM NM NM NM NM NM NA <1 NA NA 185 NA NA NA 8000 NA NA <1 NA NA NA 428 NA MW-12 07/01/1990 5.6 9.55 NM NM NM NM NM NM NM NA 4 NA NA 170 NA NA NA 4000 NA NA <1 NA NA NA 436 NA MW-12 11/13/1990 5.1 9.55 NM NM NM NM NM NM NM NA 1 NA NA 160 NA NA NA 1400 NA NA 1 NA NA NA 524 NA MW-12 03/06/1991 5.0 10.32 NM NM NM NM NM NM NM NA <1 NA NA 161 NA NA NA 370 NA NA 1 NA NA NA 476 NA MW-12 07/22/1991 5.0 9.11 NM NM NM NM NM NM NM NA <1 NA NA 164.2 NA NA NA 440 NA NA <1 NA NA NA 448 NA MW-12 07/15/1992 4.8 9.47 NM NM NM NM NM NM NM NA <1 NA NA 150 NA NA NA 380 NA NA <1 NA NA NA 488 NA MW-12 03/22/1993 4.9 11.30 NM NM NM NM NM NM NM NA <1 NA NA 95.1 NA NA NA 440 NA NA 1 NA NA NA 432 NA MW-12 07/19/1993 4.9 9.37 NM NM NM NM NM NM NM NA <1 NA NA 83.1 NA NA NA 420 NA NA <1 NA NA NA 448 NA P:\Duke Energy Progress. 1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-8 Surficial Lower Exceedances.xlsx Page 5 of 8 TABLE 2-8 SURFICIAL LOWER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Water Level Temp Spec Cond DO ORP Eh Turbidity Ferrous Iron Antimony Arsenic Boron Cadmium Chloride Chromium Cobalt Copper Iron Lead Manganese Selenium Strontium Sulfate Thallium Total Dissolved Solids Vanadium Reporting Units S.U. ft Deg C umhos cm mg/1 mV my NTU mg/I ug/I ug/I ug/I ug/I mg/I ug/1 ug/1 ug/I ug/l ug/1 ug/I ug/1 ug/I mg/l ug/1 mg/I ug/I i5A NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE NE 1* 10 700 2 250 10 1* 1000 300 1s 50 20 NE 250 0.2* 500 0.3* Provisional Background Concentration 4.5-8.5 NE NE NE NE NE NE NE NE 13.7 6.8 95 3.9 267 4.6 2.99 20 S900 5.7 828 11 NE 53.2 3.82 499 1.22 Sample ID Sample Collection Date Field Parameters Analytical Results MW-12 11/04/1993 4.9 10.07 NM NM NM NM NM NM NM NA <1 NA NA 84.6 NA NA NA 410 NA NA <1 NA NA NA 248 NA MW-12 03/07/1994 4.9 11.85 NM NM NM NM NM NM NM NA <1 NA NA 90 NA NA NA 340 NA NA 1 NA NA NA 408 NA MW-12 07/11/1994 4.9 9.42 NM NM NM NM NM NM NM NA 1 NA NA 82.1 NA NA NA 310 NA NA <1 NA NA NA 384 NA MW-12 11/02/1994 4.9 10.61 NM NM NM NM NM NM NM NA <1 NA NA 88 NA NA NA 370 NA NA <1 NA NA NA 361 NA MW-12 03/08/1995 4.9 10.76 NM NM NM NM NM NM NM NA <1 NA NA 82 NA NA NA 1300 NA NA <1 NA NA NA 367 NA MW-12 03/06/1996 5.0 10.50 NM NM NM NM NM NM NM NA 2.6 NA NA 82 NA NA NA 3900 NA NA <1 NA NA NA 369 NA MW-12 03/17/1997 5.1 8.74 NM NM NM NM NM NM NM NA <1 NA NA 69 NA NA NA 1000 NA NA <1 NA NA NA 341 NA MW-12 03/16/1998 5.1 7.36 NM NM NM NM NM NM NM NA <5 NA NA 56.2 NA NA NA 896 NA NA <5 NA NA NA 366 NA MW-12 03/17/1999 4.9 10.16 NM NM NM NM NM NM NM NA <5 NA NA 57.5 NA NA NA 988 NA NA 34 NA NA NA 364 NA MW-12 03/06/2000 5.0 8.64 NM NM NM NM NM NM NM NA <5 NA NA 48.2 NA NA NA 1020 NA NA <5 NA NA NA 326 NA MW-12 03/16/2001 5.2 10.79 NM NM NM NM NM NM NM NA <5 NA NA 58.6 NA NA NA 552 NA NA <5 NA NA NA 337 NA MW-12 03/06/2002 5.1 11.56 NM NM NM NM NM NM NM NA <5 NA NA 46.5 NA NA NA 1570 NA NA <5 NA NA NA 313 NA MW-12 03/18/2003 4.9 10.87 NM NM NM NM NM NM NM NA <5 NA NA 52.1 NA NA NA 1480 NA NA <5 NA NA NA 335 NA MW-12 03/09/2004 5.1 7.88 NM NM NM NM NM NM NM NA <5 NA NA 14.7 NA NA NA 649 NA NA <5 NA NA NA 177 NA MW-12 03/07/2005 5.1 10.31 NM NM NM NM NM NM NM NA <5 NA NA 36.6 NA NA NA 581 NA NA <5 NA NA NA 304 NA MW-12 03/02/2006 4.7 7.19 NM NM NM NM NM NM NM NA <5 NA NA 46.6 NA NA NA 733 NA NA <5 NA NA NA 315 NA MW-12 03/06/2007 5.0 8.22 NM NM NM NM NM NM NM NA 1 NA NA 59.2 NA NA NA 3560 NA NA <5 NA NA NA 302 NA MW-12 03/02/2011 5.4 8.73 16 400 1.07 177 382 1.09 NM NA <5 NA NA 36.6 b NA NA NA 316 NA NA <10 NA NA NA 286 b NA MW-12 03/07/2012 6.3 11.29 15 693 0.86 -74 131 8.96 NM <0.5 <5 1450 0.092 26.9 <5 NA <5 1490 17.3 281 <10 NA 98 <0.1 274 NA MW-12 06/06/2012 6.6 11.10 19 306 4.07 -52 153 2.07 NM <0.5 <5 1260 <0.08 33.7 <5 NA <5 317 <5 221 <10 NA 130 <0.1 312 NA MW-12 10/02/2012 5.6 10.16 23 447 0.72 99 304 8.26 NM <0.5 <5 1290 <0.08 26.2 <5 NA <5 753 5.3 204 <10 NA 159 <0.1 260 NA MW-12 03/13/2013 5.6 10.47 18 415 0.39 221 426 2.79 NM <1 <1 1510 <1 24 <5 NA <5 255 3.17 280 <1 NA 130 <0.2 260 NA MW-12 06/13/2013 5.2 10.50 23 360 0.29 NM NM 3.76 NM <1 <1 1360 <1 18 <5 NA <5 411 4.82 211 <1 NA 110 <0.2 220 NA MW-12 10/03/2013 5.9 8.79 21 428 0.42 214 419 1.35 NM <1 <1 1560 <1 24 <5 NA <5 110 1.32 236 <1 NA 110 <0.2 270 NA MW-12 03/05/2014 6.5 1 10.79 15 323 1 3.85 292 1 497 2.11 NM <1 I <1 928 <1 17 <5 NA <5 97 <1 55 <1 NA 78 <0.2 200 NA MW-12 06/03/2014 6.1 10.08 24 276 NM 182 387 1.4 NM <1 <1 1050 <1 16 <5 NA <5 79 <1 142 <1 NA 64 <0.2 170 NA MW-12 10/02/2014 5.7 7.73 21 287 0.27 273 478 0.48 NM <1 <1 1300 <1 39 <5 NA <5 93 <1 196 <1 NA 110 <0.2 230 NA MW-12 03/10/2015 6.7 8.06 20 341 0.44 265 470 2.26 NM <1 <1 1500 <1 110 <5 NA <5 112 <1 316 <1 NA 160 <0.2 430 NA MW-12 06/02/2015 8.5 8.79 22 264 5.52 156 361 4.33 2.5 <1 <1 1450 <1 100 <1 1.26 <1 5790 <1 683 <1 1310 130 <0.2 410 <0.3 MW-15D 06/10/2015 6.4 3.02 21 721 0.39 -17 188 1.4 <0.5 <1 <1 560 <1 130 <1 13.5 <1 85 <1 940 <1 571 85 <0.2 430 <0.3 MW-16D 06/10/2015 5.4 6.51 21 637 0.1 71 276 4.16 NM <1 <1 680 <1 110 <1 5.22 <1 1020 <1 311 <1 215 120 <0.2 350 2.09 MW-18 03/02/2006 6.5 9.94 NM NM NM NM NM NM NM NA 39 NA NA 35.2 NA NA NA 2940 NA NA <5 NA NA NA 389 NA MW-18 03/06/2007 6.5 10.58 NM NM NM NM NM NM NM NA 113 NA NA 53 NA NA NA 2000 NA NA <5 NA NA NA 398 NA MW-18 03/11/2008 6.5 11.48 NM NM NM NM NM NM NM NA 67 NA NA 48 NA NA NA 4140 NA NA <5 NA NA NA 358 NA MW-18 03/10/2009 6.6 11.23 NM NM NM NM NM NM NM NA 110 NA NA 73 NA NA NA 6160 NA NA <20 NA NA NA 447 NA MW-18 03/10/2010 6.7 10.08 NM NM NM NM NM NM NM NA 80 NA NA 407 NA NA NA 6910 NA NA 10 NA NA NA 1040 NA MW-18 03/02/2011 6.7 10.83 18 705 NM NM NM 1.06 NM NA 26.9 NA NA 162 NA NA NA 420 NA NA <10 NA NA NA 570 NA MW-18 03/06/2012 6.7 11.89 18 753 NM NM NM 9.69 NM <0.5 169 1s50 <0.08 88.6 <5 NA <5 6510 <5 266 <10 NA 81.6 <0.1 505 NA MW-18 06/05/2012 6.7 11.45 20 738 NM NM NM 8.73 NM <0.5 159 1150 <0.08 77.3 <5 NA <5 4920 <5 215 <10 NA 69.4 <0.1 415 NA MW-18 (Geosyntec) 07/19/1993 NM NM NM NM NM NM NM NM NM NA NA NA NA NA NA NA NA 500 NA NA NA NA NA NA NA NA MW-20D 06/10/2015 7.0 8.21 21 605 0.3 -156 49 4.3 0.5 <1 2.25 305 <1 78 <1 <1 <1 864 <1 131 <1 187 66 <0.2 340 <0.3 MW-20D DUP 06/10/2015 7.0 8.21 21 605 0.3 -156 49 4.3 0.5 <1 5.23 408 <1 77 <1 <1 <1 1270 <1 192 <1 227 67 <0.2 340 0.358 MW-21C 10/03/2011 7.0 20.20 21 610 NM -10 195 0.2 NM NA 6.2 1640 NA NA NA NA NA 947 NA 1200 <10 NA 117 NA 511 NA MW-21C 01/18/2012 6.7 21.63 18 452 0.2 -35 170 1.4 NM NA <5 1490 NA NA NA NA NA 1730 NA 1520 <10 NA 138 NA 404 NA MW-21C 10/03/2012 6.6 21.42 23 796 1.38 -59 146 9.38 NM <0.5 5.8 1720 <0.08 76.2 <5 NA <5 6430 <5 1460 <10 NA 814 <0.1 447 NA MW-21C 03/12/2013 6.5 21.18 20 803 0.43 -26 179 3.24 NM <1 1s 1660 <1 79 <5 NA <5 7680 <1 1350 <1 NA 120 <0.2 500 NA MW-21C 06/12/2013 6.4 20.96 21 746 1.57 NM NM 7.29 NM <1 1.25 1730 <1 67 <5 NA <5 727 <1 764 <1 NA 140 <0.2 450 NA MW-21C 10/02/2013 6.5 20.35 24 873 0.46 -42 163 9.39 NM <1 22.8 1510 <1 68 <5 NA <5 4910 <1 874 <1 NA 96 <0.2 500 NA MW-21C 03/04/2014 6.8 21.47 16 691 1 0.39 9 214 9.92 NM <1 27.6 1830 <1 63 <5 NA <5 6600 <1 808 <1 NA 120 <0.2 480 NA MW-21C 06/03/2014 6.6 21.00 20 804 NM -25 180 7.24 NM <1 28.5 2000 <1 60 <5 NA <5 5310 <1 805 <1 NA 110 <0.2 490 NA MW-21C 10/02/2014 6.4 19.80 23 769 1 0.3 -52 153 7.14 NM <1 45 221.0 <1 53 <5 NA <5 6160 <1 652 <1 NA 130 <0.2 490 NA MW-21C 03/11/2015 6.6 19.99 21 728 1 0.27 -35 171 8.06 NM <1 55.4 2020 <1 32 <5 NA <5 1550 <1 493 <1 NA 130 <0.2 420 NA P:\Duke Energy Progress. 1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-8 Surficial Lower Exceedances.xlsx Page 6 of 8 TABLE 2-8 SURFICIAL LOWER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Water Level Temp Spec Cond DO ORP Eh Turbidity Ferrous Iron Antimony Arsenic Boron Cadmium Chloride Chromium Cobalt Copper Iron Lead Manganese Selenium Strontium Sulfate Thallium Total Dissolved Solids Vanadium Reporting Units S.U. ft Deg C um hos cm mg/1 mV my NTU mg/I ug/I ug/I ug/I ug/I mg/I ug/1 ug/1 ug/I ug/l ug/1 ug/I ug/1 ug/I mg/l ug/1 mg/I ug/I i5A NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE NE 1* 10 700 2 250 10 1* 1000 300 15 50 20 NE 250 0.2* 500 0.3* Provisional Background Concentration 4.S-8.5 NE NE NE NE NE NE NE NE 13.7 6.8 95 3.9 267 4.6 2.99 20 S900 5.7 828 11 NE 53.2 3.82 499 1.22 Sample ID Sample Collection Date Field Parameters Analytical Results MW-21C 06/01/2015 6.5 20.35 21 697 0.2 -42 163 15.9 NM <1 53.8 2120 <1 34 <5 10.6 <5 5110 <1 430 <1 NA 140 <0.2 420 NA MW-22C 10/03/2011 6.9 8.58 24 641 6.3 -53 152 0.41 NM NA <5 1680 NA NA NA NA NA 171 NA 737 <10 NA 122 NA 400 NA MW-22C 01/17/2012 6.8 10.56 20 516 11.83 38 243 1.4 NM NA <5 1650 NA NA NA NA NA 256 NA 814 <10 NA 125 NA 341 NA MW-22C 10/03/2012 6.3 10.02 24 652 0.78 14 219 1.2 NM <0.5 <5 2100 <0.08 36 <5 NA <5 286 <5 780 <10 NA 172 0.35 380 NA MW-22C 03/12/2013 6.4 9.99 19 602 0.43 66 271 1 NM <1 <1 1840 <1 34 <5 NA <5 431 <1 798 <1 NA 160 0.296 390 NA MW-22C 06/12/2013 6.2 9.81 23 763 0.3 86 291 1.86 NM <1 <1 2250 <1 39 <5 NA <5 262 <1 828 <1 NA 160 0.251 480 NA MW-22C 10/02/2013 6.3 8.82 25 764 0.42 96 301 2.16 NM <1 <1 2290 <1 32 <5 NA <5 230 <1 1330 <1 NA 150 0.25 460 NA MW-22C 06/02/2014 6.5 9.73 22 755 NM 45 250 4.1 NM <1 <1 2500 <1 37 <5 NA <5 628 <1 1360 <1 NA 160 0.226 490 NA MW-22C 10/02/2014 6.2 8.12 23 710 0.37 163 368 2.23 NM <1 <1 2660 <1 33 <5 NA <5 608 <1 1710 <1 NA 160 0.422 470 NA MW-22C 03/11/2015 6.4 8.43 20 733 0.22 128 333 2.93 NM <1 <1 2690 <1 34 <5 NA <5 499 <1 986 <1 NA 160 0.506 430 NA MW-22C 06/01/2015 6.4 8.87 22 684 0.4 23 228 0.51 NM <1 <1 2560 <1 41 <5 4.77 <5 141 <1 732 <1 NA 160 0.398 440 NA MW-23C 10/03/2011 6.6 5.46 23 618 6.8 -50 155 1.41 NM NA <5 1640 NA NA NA NA NA 311 NA 970 <10 NA 131 NA 460 NA MW-23C 01/16/2012 6.4 7.67 19 413 0.24 136 341 0.9 NM NA <5 1780 NA NA NA NA NA 53.4 NA 1190 <10 NA 134 NA 335 NA MW-23C 10/02/2012 6.1 6.93 23 766 0.67 44 249 1.37 NM <0.5 <5 2580 <0.08 71.1 <5 NA <5 176 <5 1050 <10 NA 200 <0.1 456 NA MW-23C 03/12/2013 6.2 7.14 19 758 0.28 85 290 0.92 NM <1 <1 2400 <1 76 <5 NA <5 187 <1 1150 <1 NA 180 <0.2 470 NA MW-23C 06/12/2013 6.0 7.00 23 842 0.31 65 270 1.58 NM <1 <1 2710 <1 90 <5 NA <5 370 <1 1300 <1 NA 200 <0.2 530 NA MW-23C 10/02/2013 6.1 5.72 25 878 0.41 94 299 1.66 NM <1 <1 3000 <1 74 <5 NA <5 395 <1 1500 <1 NA 210 <0.2 540 NA MW-23C 03/04/2014 6.6 7.58 15 677 0.51 206 411 3.46 NM <1 <1 3000 <1 98 <5 NA 10 364 <1 1590 <1 NA 190 <0.2 540 NA MW-23C 06/02/2014 6.3 7.76 22 850 NM 83 288 2.8 NM <1 <1 2970 <1 89 <5 NA <5 340 <1 1630 <1 NA 190 <0.2 540 NA MW-23C 10/01/2014 6.0 4.95 22 856 0.3 186 391 2.16 NM <1 <1 3600 <1 76 <5 NA <5 445 <1 1520 <1 NA 240 0.212 580 NA MW-23C 03/10/2015 6.4 5.30 18 636 0.16 301 506 4.59 NM <1 <1 3060 <1 32 <5 NA <5 147 <1 384 <1 NA 120 <0.2 380 NA MW-23C 06/02/2015 6.6 5.94 22 454 0.33 16 221 1.27 <0.5 <1 <1 1940 <1 29 <1 4.83 <1 76 <1 287 <1 1520 69 <0.2 280 0.323 MW-23C DUP 10/01/2014 6.0 4.95 22 856 0.3 186 425 2.16 NM <1 <1 3600 <1 76 <5 NA <5 440 <1 1540 <1 NA 220 <0.2 560 NA MW-24C 10/04/2011 5.8 3.52 20 1003 NM 78 283 3.84 NM NA <5 1240 NA NA NA NA NA 583 NA 852 <10 NA 137 NA 560 NA MW-24C 01/17/2012 6.0 5.71 19 909 13.03 66 271 2.1 NM NA <5 1240 NA NA NA NA NA 515 NA 891 <10 NA 145 NA 597 NA MW-24C 10/03/2012 5.9 4.69 25 1027 0.87 32 237 4.62 NM <0.5 <5 1160 0.083 164 <5 NA <5 2860 <5 2360 <10 NA 163 <0.1 579 NA MW-24C 03/13/2013 5.8 5.15 17 919 0.29 67 272 3.11 NM <1 7.37 1030 <1 160 <5 NA <5 6230 <1 2250 <1 NA 150 <0.2 530 NA MW-24C 06/12/2013 5.8 5.07 22 951 1.22 84 289 4.63 NM <1 3.33 999 <1 170 <5 NA <5 2580 <1 2280 <1 NA 150 <0.2 550 NA MW-24C 10/02/2013 5.6 3.44 24 967 0.34 135 340 4.07 NM <1 2.81 988 <1 170 <5 NA <5 2290 <1 2150 <1 NA 150 0.23 560 NA MW-24C 03/05/2014 6.1 5.59 14 1070 0.56 196 401 5.83 NM <1 5.81 1030 <1 190 <5 NA <5 7450 <1 2060 <1 NA 160 <0.2 610 NA MW-24C 06/03/2014 5.8 4.97 26 943 NM 138 343 8.1 NM <1 3.02 1090 <1 170 <5 NA <5 3600 <1 1110 <1 NA 150 <0.2 550 NA MW-24C 10/01/2014 5.0 2.87 23 904 0.39 239 444 4.94 NM <1 1.54 1130 <1 170 <5 NA <5 1990 <1 1180 <1 NA 160 <0.2 560 NA MW-24C 03/10/2015 5.4 3.16 18 899 0.27 294 499 5.32 NM <1 3.56 1150 <1 160 <5 NA <5 5600 <1 1470 <1 NA 160 <0.2 500 NA MW-24C 06/02/2015 5.5 4.00 22 858 1.48 77 282 0.69 3 <1 <1 405 <1 150 <1 <1 <1 <10 <1 46 <1 534 150 <0.2 500 0.543 MW-27C (Geosyntec) 05/22/2014 5.4 NM 20 358 1.06 104 NM 37.9 NM <5.3 <6.8 517 <0.76 52.3 <30 NA <2.7 1090 <4.7 342 55 294 96.9 <5.4 258 <10 MW-28C 10/03/2011 6.3 21.69 22 121 11.1 -26 179 1.58 NM NA <5 94.9 NA NA NA NA NA 59 NA 58.1 <10 NA 17.6 NA 1240 NA MW-28C 01/17/2012 6.0 23.22 19 106 2.43 160 365 1.9 NM NA <5 193 NA NA NA NA NA <50 NA 59.9 <10 NA 18 NA 69 NA MW-28C 10/03/2012 6.2 22.84 23 370 0.93 96 301 2.1 NM <0.5 <5 652 <0.08 37.7 <5 NA <5 <50 <5 245 <10 NA 47.2 <0.1 177 NA MW-28C 03/12/2013 6.2 22.39 20 342 0.28 96 301 1.01 NM <1 <1 1030 <1 18 <5 NA <5 20 <1 367 <1 NA 78 <0.2 210 NA MW-28C 06/12/2013 6.0 22.23 23 431 0.34 56 261 1.29 NM <1 <1 1260 <1 30 <5 NA <5 32 <1 409 <1 NA 100 <0.2 250 NA MW-28C 03/04/2014 6.2 22.58 16 211 0.33 203 408 0.75 NM <1 <1 711 <1 17 <5 NA <5 21 <1 166 1.51 NA 57 <0.2 150 NA MW-28C Dup. 06/12/2013 6.0 22.23 23 431 0.34 56 261 1.29 NM <1 <1 1250 <1 30 <5 NA <5 39 <1 402 <1 NA 100 <0.2 270 NA MW-31C 10/04/2011 5.5 6.55 22 620 7.6 -4 201 0.72 NM NA <5 1020 NA NA NA NA NA 1220 NA 1470 <10 NA 131 NA 349 NA MW-31C 01/17/2012 5.3 8.63 18 518 0.26 150 355 0.9 NM NA <5 1130 NA NA NA NA NA 2330 NA 2000 <10 NA 136 NA 386 NA MW-31C 10/02/2012 5.1 7.64 23 737 0.69 70 275 9.78 NM <0.5 <5 1120 <0.08 114 <5 NA <5 2700 <5 1790 <10 NA 174 <0.1 407 NA MW-31C 03/13/2013 5.3 8.06 16 679 0.4 131 336 6.15 NM <1 1.55 1030 <1 110 <5 NA <5 2820 <1 1800 <1 NA 150 <0.2 400 NA MW-31C 06/13/2013 5.1 8.20 23 691 0.35 147 352 4.09 NM <1 1.25 985 <1 110 <5 NA <5 2760 <1 1760 <1 NA 150 <0.2 420 NA MW-31C 10/03/2013 5.2 6.27 23 828 0.34 167 372 1.5 NM <1 <1 1020 <1 140 <5 NA <5 2550 <1 1910 <1 NA 150 <0.2 490 NA MW-31C 03/0 /2014 5.8 8.42 15 690 2.56 312 517 3.23 NM <1 <1 1030 <1 150 <5 NA <5 232 <1 220 <1 NA 150 <0.2 490 NA MW-31C 06/03/2014 5.2 7.68 24 941 NM 142 347 2.8 NM <1 <1 j 1410 1 <1 j 170 1 <5 NA <5 3420 <1 2390 <1 NA 150 <0.2 570 NA MW-31C 10/02/2014 5.0 5.46 23 905 0.3 260 465 1.39 NM <1 <1 1200 <1 180 <5 NA <.5 2850 <1 1870 <1 NA 150 <0.2 550 NA MW-31C 03/10/2015 5.2 5.70 18 907 0.26 250 455 1.57 NM <1 <1 1190 <1 170 <5 NA <5 3440 <1 1840 <1 NA 160 <0.2 510 NA P:\Duke Energy Progress. 1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-8 Surficial Lower Exceedances.xlsx Page 7 of 8 TABLE 2-8 SURFICIAL LOWER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Water Level Temp Spec Cond DO ORP Eh Turbidity Ferrous Iron Antimony Arsenic Boron Cadmium Chloride Chromium Cobalt Copper Iron Lead Manganese Selenium Strontium Sulfate Thallium Total Dissolved Solids Vanadium Reporting Units S.U. ft Deg C umhos cm mg/1 mV my NTU mg/I ug/I ug/I ug/I ug/I mg/I ug/1 ug/1 ug/I ug/l ug/1 ug/I ug/1 ug/I mg/l ug/1 mg/I ug/I iSA NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE NE 1* 10 700 2 250 10 1* 1000 300 15 50 20 NE 250 0.2* Soo 0.3* Provisional Background Concentration 4.5-8.5 NE NE NE NE NE NE NE NE 13.7 6.8 95 3.9 267 4.6 2.99 20 5900 5.7 828 11 NE 53.2 3.82 499 1.22 Sample ID Sample Collection Date Field Parameters Analytical Results MW-31C 06/02/2015 5.2 6.59 21 908 0.63 144 349 3.93 3 <1 <1 1130 <1 170 <1 <1 <1 2960 <1 1640 <1 648 160 <0.2 540 <0.3 MW-31C 06/05/2015 5.3 5.93 20 877 0.61 82 287 3.83 2.5 <1 <1 1180 <1 170 <1 1.1 <1 2690 <1 1740 <1 690 160 <0.2 540 <0.3 MW-32C 06/03/2014 5.5 25.65 22 128 NM 244 449 9.2 NM <1 1.36 248 <1 5.8 <5 NA <5 424 <1 24 <1 NA 24 <0.2 57 NA MW-34C (Geosyntec) 05/28/2014 5.9 NM 22 465 0.15 75 NM 7.85 NM <5.3 <6.8 491 <0.76 61.3 <1.6 NA <2.7 613 <4.7 303 <40 311 122 <5.4 339 <2 MW-35C (Geosyntec) 05/28/2014 6.9 NM 23 620 0.54 66 NM 81.3 NM <5.3 <6.8 412 <0.76 58.4 <30 NA <20 2810 <4.7 345 55 299 131 <5.4 419 <10 MW-36C 09/23/2015 5.2 9.05 21 844 0.49 112 317 1.58 NM <1 <1 525 <1 NA <1 18 <1 76 <1 379 42.7 281 NA 0.226 NA 0.607 MW-36C (Geosyntec) 05/21/2014 6.3 NM 21 5 0.23 71 NM 9.44 NM <5.3 <6.8 522 <0.76 54.8 <30 NA NA 877 <4.7 558 <40 324 117 <5.4 327 <10 SMW-01C 04/27/2015 5.7 3.95 20 558 0.2 -85 120 3.8 3.2 <1 <1 783 <1 60 <1 5.33 <1 9170 <1 852 <1 467 140 <0.2 330 0.337 SMW-01C 06/05/2015 5.5 2.90 21 561 0.44 106 311 6.81 3.5 <1 <1 776 <1 66 <1 <1 <1 4250 <1 807 <1 488 140 <0.2 340 0.402 SMW-01C 09/23/2015 5.0 3.30 22 525 0.5 76 281 2.48 NM <1 <1 742 <1 NA <1 2.52 <1 592 <1 750 <1 449 NA <0.2 NA 1.23 SMW-02C 03/26/2015 6.4 10.31 20 319 0.2 -440 -235 33.9 4.5 <1 <1 338 <1 28 1.08 93.1 <1 19200 <1 1970 <1 220 72 <0.2 180 0.828 SMW-02C 06/04/2015 5.7 9.70 21 215 0.35 56 261 4.34 5.5 <1 <1 337 <1 23 <1 3.37 <1 5370 <1 539 <1 221 49 <0.2 130 <0.3 SMW-03C 04/27/2015 5.2 8.90 20 366 0.27 47 252 4.98 1.5 <1 <1 465 <1 39 <1 15.4 <1 2420 <1 719 <1 235 94 <0.2 220 0.632 SMW-03C 06/04/2015 4.9 7.66 21 333 0.45 54 259 2.27 1 <1 <1 417 <1 35 <1 9.21 <1 1510 <1 584 <1 218 93 <0.2 190 <0.3 SMW-04C 04/28/2015 7.0 5.05 17 251 0.24 -260 -55 52 2.5 <1 1.09 103 <1 18 1.03 <1 <1 4990 1.29 220 <1 56 30 <0.2 210 0.825 SMW-04C 06/05/2015 6.6 4.33 21 203 0.3 -130 75 8.61 3.5 <1 2.56 85 <1 18 <1 <1 <1 9660 <1 132 <1 54 16 <0.2 110 0.803 SMW-05C 04/28/2015 6.0 6.02 18 226 0.56 -33 173 2.61 1.5 <1 <1 347 <1 28 <1 11.4 <1 1890 <1 350 <1 240 46 <0.2 130 <0.3 SMW-05C 06/05/2015 4.9 5.06 22 230 1.57 239 444 1.86 0 <1 <1 362 <1 33 <1 2.6 <1 175 <1 130 <1 228 53 <0.2 120 <0.3 SMW-06C 04/29/2015 5.6 6.35 18 216 0.2 11 216 7.51 2.8 <1 4.28 192 <1 19 <1 7.92 <1 4480 <1 322 <1 134 43 <0.2 130 0.388 SMW-06C 06/04/2015 5.0 5.21 21 12L_L 0.48 1 -8 197 2.1 1 <1 2.79 197 <1 20 <1 3.65 <1 1320 1 <1 273 <1 132 40 <0.2 110 <0.3 Prepared by: BER/SRW Checked by: EMB/PBW Notes: 0 - Total metal concentration greater than 2L or IMAC and maximum concentration from background data set 0 - Total metal concentration less than appropriate comparative value in bold (2L, IMAC, or Provisional background) ug/I = microgram per liter NTU = nephelometric turbidity unit ft = ft NE = Not established DUP = Duplicate Spec Cord = Specific Conductance Temp = Temperature DO = Dissolved Oxygen ORP = Oxidation Reduction Potential S.U. = Standard Unit umhos/cm = micro mhos per centimeter mg/I = milligrams per liter my = millivolts Deg C = Degree Celsius NM = Not measured NA = Not analyzed Eh = redox potential * - Interim Maximum Allowable Concentrations (IMACs) of the 15A NCAC 02L Standard, Appendix 1, April, 1, 2013. < = concentration not detected at or above the reporting limit P:\Duke Energy Progress. 1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-8 Surficial Lower Exceedances.xlsx Page 8 of 8 TABLE 2-9 PEE DEE UPPER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Water Level Temp Spec Cond DO ORP Eh Turbidity Ferrous Iron Antimony Boron Cadmium Iron Manganese Strontium Total Dissolved Solids Vanadium Reporting Units S.U. ft Deg C umcros mg/I mV mV NTU mg/I ug/I ug/l ug/I ug/I ug/I ug/I mg/I ug/I 15A NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE 1* 700 2 300 50 NE 500 0.3* Provisional Background Concentration NE NE NE NE LNE NE NE NE NE NE NE NE NE NE NE NE NE Sample ID Sample Collection Date Field Parameters Analytical Results ABMW-01D 04/28/2015 7.8 37.96 23 478 0.12 -175 30 9 0 <1 166 <1 227 40 155 320 0.676 ABMW-01D 06/17/2015 7.8 37.38 27 505 0.56 116 321 6.91 0.2 <1 167 <1 475 82 179 350 0.642 AW-02D 05/18/2015 7.9 18.80 25 916 0.62 52 257 6 0 <1 652 <1 316 27 101 500 0.908 AW-02D 06/03/2015 8.0 18.70 23 965 1.06 177 382 5.14 <0.5 <1 666 <1 438 59 107 510 <0.3 AW-05D 05/18/2015 8.2 15.69 24 596 0.66 -161 44 12.3 0 <1 296 <1 454 30 88 340 0.91 AW-05D 06/04/2015 8.4 15.90 22 612 0.23 -89 116 12.4 0 <1 306 <1 298 38 87 330 <0.3 AW-06D 02/05/2015 8.6 8.85 18 1194 0.24 -515 -310 15.4 0 <1 930 <1 329 17 74 660 0.58 AW-06D 03/24/2015 8.4 9.27 22 1240 0.39 -97 108 23.3 0 <1 976 <1 250 16 75 600 0.588 AW-06D 06/03/2015 8.2 9.25 23 1208 0.9 107 312 4.75 NM <1 980 <1 102 18 82 720 <0.3 AW-07D 03/25/2015 8.0 6.01 19 929 0.28 -160 45 10.3 0 <1 801 <1 126 10 86 520 1.28 AW-07D 06/05/2015 10.0 6.00 19 872 0.32 -300 -95 4.58 <0.5 <1 815 <1 220 14 89 510 0.992 AW-07D 09/22/2015 8.1 4.89 24 907 0.3 -216 -11 5.92 NM <1 794 <1 225 17 82 NA 0.785 AW-09D 05/19/2015 9.0 13.51 20 1208 j 0.75 -122 83 7.93 0 <1 577 <1 393 34 133 610 0.362 AW-09D 06/04/2015 8.2 8.25 22 1140 1.06 179 384 4.7 <0.5 <1 581 <1 194 40 133 630 <0.3 AW-09D 09/23/2015 8.0 9.11 23 1144 0.4 -172 33 6.42 NM <1 570 <1 479 49 127 NA 0.69 PZ-10D 06/11/2015 7.7 15.30 20 727 0.22 -174 31 3.06 NM <1 368 <1 347 53 109 380 0.397 PZ-23D 10/03/2014 7.9 3.64 22 153 0.68 107 312 25.1 NM <1 <50 63.2 647 60 NA 120 NA SMW-06D 04/29/2015 8.6 6.64 18 1254 0.5 -250 -45 23.3 0 1.37 982 <1 836 24 79 710 1.96 SMW-06D 06/03/2015 9.8 4.94 21 1195 0.38 -332 -127 9.67 <0.5 <1 990 <1 300 37 85 670 1.61 Prepared by: BER/SRW Checked by: PBW Notes: 0 - Total metal concentration greater than 2L or IMAC and maximum concentration from background data set 0 - Total metal concentration less than appropriate comparative value in bold (2L, IMAC, or Provisional background) ug/I = microgram per liter Deg C = Degree Celsius Eh = redox potential mg/I = milligrams per liter umhos/cm = micro mhos per centimeter my = millivolts NTU = nephelometric turbidity unit S.U. = Standard Unit Temp = Temperature Spec Cond = Specific Conductance DO = Dissolved Oxygen ORP = Oxidation Reduction Potential NE = Not established NA = Not analyzed NM = Not Measured ft = Feet * - Interim Maximum Allowable Concentrations (IMACs) of the 15A NCAC 02L Standard, Appendix 1, April, 1, 2013. P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-9 Pee Dee Upper Exceedances.xlsx Page 1 of 1 TABLE 2-10 PEE DEE LOWER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Total Analytical Parameter PH Water Temp Spec DO ORP Eh Turbidity Ferrous Boron Chloride Chromium Iron Strontium Dissolved Vanadium Level Cond Iron Solids Reporting Units S.U. ft Deg C umcros mg/I mV mV NTUs mg/I ug/I mg/I ug/I ug/I ug/I mg/I ug/I 15A NCAC 02L Standard 6.5-8.5 NE NE NE NE NE NE NE NE 700 250 10 300 NE 500 0.3 Provisional Background Concentration NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE Sample ID Sample Field Parameters Analytical Results Collection Date AW-05E 05/19/2015 9.2 17.55 26 2822 0.94 -120 85 20.5 0 1900 520 1.61 652 221 1500 0.63 AW-05E 06/03/2015 8.7 15.80 23 2766 0.92 -82 123 19.3 0 1950 540 <1 276 211 1500 <0.3 AW-06E 06/11/2015 8.1 66.00 29 2648 0.7 1 206 20.5 NM 2470 490 14.7 704 174 1500 1.77 MW-23E 06/03/2015 10.0 5.00 21 2627 0.68 -173 32 4.37 <0.5 2500 500 <1 48 92 1500 0.993 MW-23E 09/22/2015 9.5 4.23 26 2748 0.4 -105 100 7.23 NM 2420 NA <1 251 114 NA 0.864 Notes: - Total metal concentration greater than 2L or IMAC and maximum concentration from background data set - Total metal concentration less than appropriate comparative value in bold (2L, IMAC, or Provisional background) ug/I = microgram per liter Temp = Temperature ft = feet mg/I = milligrams per liter umhos/cm = micro mhos per centimeter my = millivolts NTU = nephelometric turbidity unit S.U. = Standard Unit Spec Cond = Specific Conductance DO = Dissolved Oxygen ORP = Oxidation Reduction Potential NE = Not established NM = Not measured Eh = redox potential NA = Not Analyzed Deg C = Degree Celsius Prepared by: BER/SRW Checked by: PBW P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-10 Pee Dee Lower Exceedances.xlsx Page 1 of 1 TABLE 2-11 SURFACE WATER EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter pH Temp Spec Cond DO ORP Eh Turbidity Aluminum Antimony Copper Iron Manganese Strontium Strontium Thallium Vanadium Zinc TOT TOT DIS TOT TOT DIS TOT TOT TOT DIS Reporting Units P 9 S.U. De C 9 umhos /cm m /I 9 mV mV NTU u /I 9 u /I 9 u /I 9 u /I 9 u /I 9 u /I 9 u /I 9 u /I 9 u /I 9 u /I 9 15A NCAC 02B EPA Human Health 5-9 NE NE NE NE NE 50 8000 640 NE NE 100 40000 40000 0.47 NE NE 15A NCAC 02B EPA Ecological 6.5-9 NE NE 5 NE NE 50 87 NE 2.7 NE NE NE NE NE NE 36 Provisional Background Concentration 6.5-8.5 NE NE NE NE NE NE 496 ND NE 1390 118 NE NE ND 2.44 86 Sample ID Sample Collection Date Field Parameters Analytical Results Discharge 03/10/2014 NM NM NM NM NM NM NM 96 1.27 NA 192 12 NA NA NA NA NA Intake 03/10/2014 NM NM NM NM NM NM NM 132 1 NA 211 13 NA NA NA NA NA SW-004 05/26/2015 7.6 30 262 8.06 54 259 1.96 42 <1 7.42 63 10 191 196 0.29 3.93 121 SW-01C 04/28/2015 8.0 23 269 8.4 228 433 3.87 101 <1 9.13 127 12 199 201 <0.2 4.05 58 SW-01C DUP 04/28/2015 8.1 23 269 8.5 245 450 4.78 123 1.08 8.54 144 13 200 203 <0.2 4.08 39 SW-06A 05/26/2015 7.4 28 261 7.75 127 332 2.66 34 <1 8.18 49 8 189 197 0.249 3.94 294 SW-08A 05/26/2015 7.5 29 262 6.68 128 333 2.17 38 <1 7.22 55 8 191 194 0.21 4.06 <5 SW-CF001 04/28/2015 7.1 19 120 5.7 264 469 18.2 599 <1 2.24 1310 52 43 44 <0.2 2.15 18 SW-CFP 04/28/2015 6.5 18 167 6.3 197 402 24.5 977 <1 2.61 1830 79 38 39 <0.2 2.45 43 SW-CFUP 05/26/2015 6.6 25 146 5.93 12 217 13.4 496 <1 1.18 1390 118 37 37 <0.2 2.44 86 SW-CFUP DUP 05/26/2015 6.5 25 144 5.3 108 313 NM 516 <1 1.19 1420 121 37 38 <0.2 2.5 300 Notes: 0 - Total metal concentration greater than the 15A NC 02B/EPA Criteria, 2015(NC), 2013(EPA) and maximum concentration from background data set ug/I = microgram per liter mg/I = milligrams per liter NE = Not established DUP = Duplicate Spec Cond = Specific Conductance Temp = Temperature DO = Dissolved Oxygen ORP = Oxidation Reduction Potential NTU = nephelometric turbidity unit S.U. = Standard Unit umhos/cm = micro mhos per centimeter my = millivolts Deg C = Degree Celsius TOT = Total DIS = Dissolved Prepared by: BER/SRW Checked by: EMB/PBW P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-11 Surface Water Exceedances.xlsx Page 1 of 1 TABLE2-12 SEDIMENT EXCEEDANCES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Analytical Parameter Percent Moisture pH at 25 Degrees C Aluminum Antimony Arsenic Barium Beryllium Boron Cadmium Calcium Chloride Chromium Cobalt Copper Iron Lead Magnesium Manganese Mercury Molybdenum Nickel Nitrate (as N) Potassium Selenium Sodium Strontium Sulfate Thallium Total Organic Carbon Vanadium Zinc Reporting Units 1 S.U. mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg EPA R4-Freshwater Sediment ESV_2015-09 NE NE 25000 2 9.8 20 NE NE 1 NE NE 43.4 50 31.6 20000 35.8 NE 460 0.18 NE 22.7 NE NE 11 NE NE NE NE NE NE 121 Provisional Background Concentration NE NE NE NE NE 2.8 NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE Sample ID Sample Collection Date Analytical Results SW-004 05/20/2015 24.6 6.9 591 <6.4 <6.4 6.9 0.45 <3.2 <0.77 15700 <332 4.2 <6.4 8.1 949 <6.4 27.2 j 5.1 <0.01 3.4 1.3 <33.2 68.5 <6.4 154 64.4 <332 <6.4 1420 12.5 4.9 SW-01C 04/28/2015 21.8 8.2 623 <6.2 <6.2 14.3 <0.31 <15.5 <0.74 6680 <319 2.1 <6.2 5.6 1460 <6.2 669 65.7 <0.01 <3.1 3.5 <31.9 <310 <6.2 <310 17.8 <319 <6.2 1360 4.8 j 5.1 j SW-06A 05/20/2015 28.1 6.6 328 <6.8 4.6j 61 0.073 1.7j <0.82 43400 <344 0.79 <6.8 15.8 1070 <6.8 88.6 161 0.0053j 0.7 3.6 <34.4 <340 <6.8 201j 252 <344 <6.8 4010 5.8j 4.6 SW-08A 05/20/2015 27.9 6.9 312 <7.2 <7.2 90.4 0.047j <3.6 <0.86 145000 <347 0.82 <7.2 11.6 992 <7.2 47.4 111 <0.011 0.42j 2.2 <34.7 <358 <7.2 790 862 <347 <7.2 1630 4.3j 4.5 SW-CF001 04/29/2015 64.9 6.1 6590 <13.7 <13.7 18.1 0.46j <34.4 <1.6 1520 <712 13.6 <13.7 11.8 11700 17.4 1000 226 0.064 <6.9 5.8 <71.2 405j <13.7 <667 13.8 <712 <13.7 68600 35.1 26.4 SW-CFP 04/28/2015 56.4 6.8 5810 <11.3 <11.3 62.5 0.42j <28.3 <1.4 1080 <558 9.9 7.6j 7.8 10900 8.3j 801 414 U.042 <5.7 4 1 <55.8 1 310j <11.3 <567 9.7 <558 <11.3 132300 19.5 50.5 SW-CFUP 05/20/2015 23.2 6.5 302 <6.5 <6.5 1 2.8 1 0.076 1 <3.2 <0.78 44.3 <320 1 0.56 <6.5 0.26 j 1180 <6.5 <32.3 17.4 <0.011 <0.65 0.66 1 <32 1 <323 1 <6.5 <64.7 0.46 j <320 <6.5 772 j 1 <6.5 4.8 Prepared by: BER/SRW Checked by: EMB/PBW Notes: �- Total metal concentration greater than USEPA Region 4 Ecological Risk Assessment Supplemental Guidance Interim Draft (EPA 2015). Table 2A Region 4 Sediment Screening values (Freshwater ESV). - Total metal concentration less than Provisional background or ESV. mg/kg = milligrams per kilogram N = Nitrogen S.U. = Standard Unit C = Celsius NE = Not established j = indicates concentration reported below Practical Quantitation Limit (PQL), but above Method Detection Limit (MDL) and therefore concentration is estimated. < = Concentration not detected at or above the reporting limit. P:\Duke Energy Progress. 1026\108. Sutton Ash Basin GW Assessment Plan\16. Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 2-12 Sediment Exceedances Analytical Result Page 1 of 1 TABLE 3-1 VERTICAL HYDRAULIC CONDUCTIVITY OF UNDISTURBED SOIL SAMPLES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Sample Depth (feet BGS) Hydraulic Conductivity (cm/sec) Percent Sand Content Comment From To AB-2 49 52 1.1 X 10-4 82.8 Upper Pee Dee AW-7D 47 49 6.7 X 10-4 92.7 Upper Pee Dee AW-7D 97 99 1.5 X 10-7 50.6 Pee Dee MW-37 45 47 7.2 X 10-4 96.7 Upper Pee Dee Prepared by: RBI Checked by: PBW P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\Tables\Final Tables\Table 3-1 Vertical Hydraulic Conductivity .xlsx Page 1 of 1 TABLE 3-2 HYDRAULIC CONDUCTIVITY L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, INC Ash Basin Well ID Slug Test Slug Test Number Hydraulic Conductivity (cm/sec) Hydraulic Conductivity (ft/day) Measured Geometric Mean Measured Geometric Mean ABMW-015 Slug In Test 1 1.63E-04 9.01E-OS 4.61E-01 2.55E-01 Test 2 9.99E-05 2.83E-01 Test 3 4.24E-05 1.20E-01 Slug Out Test 1 5.77E-05 1.64E-01 Test 2 1.02E-04 2.88E-01 Test 3 1.33E-04 3.76E-01 ABMW-025 Slug In Test 1 8.07E-04 6.71E-04 2.29E+00 1.90E+00 Test 2 7.83E-04 2.22E+00 Test 3 7.81E-04 2.21E+00 Test 7.81E-04 2.21E+00 Slug Out Test 3 5.48E-04 1.55E+00 Test 4 1 4.33E-04 1.23E+00 GEOGRAPHIC MEAN 2.46E-04 6.97E-01 HIGHEST CONDUCTIVITY 8.07E-04 2.29E+00 LOWEST CONDUCTIVITY 4.24E-OSI 1.20E-01 Note: Prepared by: RAG Checked by: HJF Slug tests were analyzed using the Hvorslev mathematical model. *Springer and Gelhar mathematical model was used due to underdamped response from BW-3S & AW-01C P:\Duke Energy Progress. 1 026\1 08. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\Tables\Final Tables\ Table 3-2 Hydraulic Conductivity.xlsx Page 1 of 4 TABLE 3-2 HYDRAULIC CONDUCTIVITY L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Upper Surficial Aquifer Well ID Slug Test Slug Test Number Hydraulic Conductivity (cm/sec) Hydraulic Conductivity (ft/day) Measured Geometric Mean Measured Geometric Mean ABMW-01D Slug In Test 1 1.64E-05 I 3.74E-05 4.64E-02 1.06E-01 Test 2 8.54E-05 2.42E-01 Slug Out Test 3 2.06E-05 5.83E-02 A`eV-01 B SlugIn Test 1 3.92E-02 3.73E-02 1.11E+02 1.06E+02 Slug Out Test 1 3.55E-02 1.01E+02 AW 02B Slug In Test 1 1.05E-02 8.72E-03,31E+O1 .97E+01 2.47E+01 Test 2 8.31E-03 .36E+01 Slug Out Test 2 8.15E-03 H2. Test 3 8.13E-03 31E+01 AW 03B Slug In Test 1 4.36E-02 3,33E-02 1.24E+02 9,45E+01 Test 2 2.79E-02 7.90E+01 Test 3 3.36E-02 9.52E+01 SlugOut Test 1 3.03E-02 8.59E+01 AW-04B Slug In Test 1 6.06E-02 5.73E-02 1.72E+02 1.17E+02 Test 2 5.42E-02 1.54E+02 Slug Out Test 2 2.13E-02 6.02E+01 AW O56 Slug Out Test 1 2.30E-03 2.30E-03 6.53E+00 6.53E+00 AW-06B Slu In Test 2 3.32E-02 3.99E-02 9.41E+01 1.13E+02 Slug Out Test 1 4.80E-02 1.36E+02 Slug Out Test 2 4.14E-02 1.17E+02 AW-08B In Test 1 4.31E-02 4.35E-02 1.23E+02 Test 2 3.52E-02 Tes3 3.10E-02 *1.22E+02g Slug Out Test 2 4.97E-02 Test 3 6.70E-02 AW-09B Slug In Test 1 5.78E-02 6.22E-02 1.64E+02 1.76E+02 Slug In Test 2 5.78E-02 1.64E+02 SlugOut Test 1 7.00E-02 1.98E+02 Slug Out Test 2 6.42E-02 1.82E+02 MW-37B Slug In Test 2 2.78E-02 2.56E-02 7.88E+01 7.25E+01 Test 3 2.62E-02 7.42E+01 Test 4 2.11E-02 5.97E+01 Slug Out Test 3 2.71E-02 7.67E+01 Test 4 2.64E-02 7.48E+01 SMW O16 Slug Out Test 2 4.74E-02 4.74E-02 1.34E+02 1.34E+02 SMW 026 Slug In Test 1 5.37E-03 5.18E-03 1.52E+01 1.47E+OS Slug In Test 2 5.13E-03 1.45E+01 SlugIn Test 3 4.92E-03 1.40E+01 SlugOut Test 1 4.92E-03 1.40E+01 Sluq Out Test 2 5.37E-03 1.52E+01 Sluq Out Test 3 5.37E-03 1.52E+01 SMW-03B Slu Out Test 2 4.79E-02 4.77E-02 1.36E+02 1.35E+02 Slu Out Test 3 4.75E-02 1.35E+02 SMW-04B IF -Slug In Test 2 5.28E-02 5.34E-02 1.50E+02 1.51E+02 Slu In Test 3 5.40E-02 1.53E+02 SMW-05B Slug In Test 1 5.34E-02 4.24E-02 1.51E+02 1.20E+02 Slu In Test 3 3.37E-02 9.54E+O1 ElSlug In Test 1 1.98E-02 2.19E-02 5.62E+01 6.21E+01 Slug In Test 2 2.32E-02 6.57E+01 SlugIn Test 3 2.71E-02 7,67E+01 lSlu Out Test 1 1.85E-02 5.25E+01 GEOMETRIC MEAN 1.66E-02 4.72E+01 HIGHEST CONDUCTIVITY 7.00E-02 1.98E+02 LOWEST CONDUCTIVITY 1.64E-05 I 4.64E-02 Note: Prepared by: RAG Checked by: HJF Slug tests were analyzed using the Hvorslev mathematical model. *Springer and Gelhar mathematical model was used due to underdamped response from BW-3S & AW-01C P:\Duke Energy Progress. 1 026\1 08. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\Tables\Final Tables\ Table 3-2 Hydraulic Conductivity.xlsx Page 2 of 4 TABLE 3-2 HYDRAULIC CONDUCTIVITY L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Lower Surficial Aquifer Well ID Slug Test Slug Test Number Hydraulic Conductivity (cm/sec) Hydraulic Conductivity (ft/day) Measured Geometric Mean Measured Geometric Mean ABMW-02D Slug In Test 1 4.18E-02 2.84E-02 1.18E+02 8.04E+01 Test 2 2.38E-02 6.76E+01 Test 3 3.71E-02 1.05E+02 Test 4 3.76E-02 1.07E+02 Slug Out Test 1 1.90E-02 5.37E+01 Test 3 2.56E-02 7.24E+01 Test 4 2.19E-02 6.22E+01 AW-01C* Slug In Test 1 5.18E-02 3.03E-02 1.47E+02 8.58E+01 Slug Out Test 1 1.77E-02 5.01E+01 AW-02C SlugIn Test 1 3.51E-02 3.18E-02 9.94E+01 9.03E+01 Slug Out Test 1 2.89E-02 8.20E+01 AW-03C Slug In Test 1 2.63E-02 3.23E-02 7.45E+01 8.43E+01 Test 2 2.49E-02 7.06E+01 Test 3 4.02E-02 1.14E+0Z Slug Out Test 1 4.09E-02 1.16E+OZ Test 3 3.28E-02 9.30E+01 AW-04C11 Slu In Test 1 4.18E-02 3.65E-02 1.18E+02 1.04E+02 Slug Out Test 1 3.20E-02 9.06E+01 AW-O5C Slug Out Test 3 4.16E-02 4.59E-02 1.18E+OZ 1.30E+02 SlugOut Test 4 5.07E-02 1.44E+OZ AW-08C* Slug In Test 1 2.70E-02 2,64E-02 7.64E+01 7,48E+01 Test 2 1.67E-02 4.72E+01 Test 3 3.14E-02 8.91E+01 Slug Out Test 1 3.00E-02 8.50E+01 Test 2 2.38E-02 6.74E+01 Test 3 3.37E-02 9.54E+01 AW-09C Slu Out Test 1 4.79E-02 4.41E-02 1.36E+OZ 1.25E+02 Slu Out Test 2 4.05E-02 1.15E+OZ MW-31C Slug In Test 1 9.23E-03 8.25E-03 2.62E+01 2.34E+01 Test 2 9.07E-03 2.57E+01 Test 3 9.38E-03 2.66E+01 Slug Out Test 1 7.84E-03 2.22E+01 Test 2 7.30E-03 2.07E+01 Test 3 7.04E-03 2.00E+01 MW-37C Slug In Test 1 3.12E-02 3.80E-0202 .85E+01 1.08E+02 Test 2 5.72E-02 02 Test 3 3.76E-02 08.M84E SlugOut Test 2 3.12E-02 +01 SMW-01C Slu In Test 3 4.21E-02 4.49E-02 1.19E++02 1.27E+02 SlugOut Test 3 4.79E-02 1.36E02 SMW-02C Sluq In Test 1 5.59E-02 5.43E-02 1.58E+02 1.54E+02 Slug In Test 2 4.14E-02 1.17E+02 SlugIn Test 3 5.72E-02 1.62E+02 Slu Out Test 1 5.57E 02 1.58E+02 Slu Out Test 2 5.66E-02 1.60E+02 Sluq Out Test 3 6.14E-02 1.74E+02 SMW-03C Slug In Test 1 3.75E-02 3.96E-02 1.06E+02 1.12E+02 Slug In Test 2 3.22E-02 9.12E+01 Slug In Test 3 3.34E-02 9.47E+01 Sluq Out Test 1 3.71E-02 1.05E+02 Sluq Out Test 2 5.66E-02 1.60E+02 Slug Out Test 3 4.54E-02 1.29E+02 SMW-04C Slug Out Test 2 6.08E-02 6.08E-02 1.72E+02 1.72E+02 SMW-05C Slu In Test 1 4.35E-02 4.75E-02 1.23E+02 1.35E+02 SlugOut Test 1 5.20E-02 1.47E+02 SMW-06C Slu In Test 1 1.87E-02 2.06E-02 5.30E+01 5.85E+01 Slug In Test 2 2.22E-02 6.29E+01 Slug In Test 3 2.45E-02 6.96E+01 Slug -Out Test 2 2.04E-02 5.78E+01 Slug Out Test 3 1.81E-02 5.12E+01 GEOMETRIC MEAN 3.02E-02 8.55E+01 HIGHEST CONDUCTIVITY 6.14E-02 1.74E+02 LOWEST CONDUCTIVITY 7.04E-03 I T 2.00E+01 Note: Prepared by: RAG Checked by: H]F Slug tests were analyzed using the Hvorslev mathematical model. *Springer and Gelhar mathematical model was used due to underdamped response from BW-3S & AW-01C P:\Duke Energy Progress. 1 026\1 08. Sutton Ash Basin GW Assessment Plan\1 6. Corrective Action Plan\Tables\Final Tables\ Table 3-2 Hydraulic Conductivity.xlsx Page 3 of 4 TABLE 3-2 HYDRAULIC CONDUCTIVITY L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Upper Pee Dee Aquifer Well ID Slug Test Slug Test Number Hydraulic Conductivity Hydraulic Conductivity Measured Geometric Mean Measured Geometric Mean AW-02D Slu -In Test 1 2.64E-05 1.37E-05 7.48E-02 3.89E 02 Slu Out Test 1 7.16E-06 2,03E-02 AW-OSD Slu In Test 1 1.18E-04 1.14E-04 3.35E-01 3.23E-01 Slug Out Test 1 1.09E-04 3.10E-01 AW-06D Slu In Test 1 6.22E-06 2,37E-06 1.76E-02 6.71E-03 Slug Out Test 1 9.02E-07 2.56E-03 AW-07D IF-Slu In Test 1 2.01E-05 1.69E-05 5.71E-02 4.80E-02 Slug Out Test 1 1.42E-05 4.03E-02 AW-09D Slu In Test 1 2.73E-05 1.23E-05 7.74E-02 3.49E-02 Slug Out Test 1 5.54E-06 1.57E-02 SMW-06D Slug Out Test 1 3.13E-06 3.13E-06 8.88E-03 8.88E-03 GEOMETRIC MEAN 1.30E-05 3.70E-02 HIGHEST CONDUCTIVITY 1.18E-04 3.35E-01 LOWEST CONDUCTIVITY 9.02E-07 2.56E-03 Lower Pee Dee Aquifer Well ID Slug Test Slug Test Number Hydraulic Conductivity (cm/sec) Hydraulic Conductivity (ft/day) Measured Geometric Mean Measured Geometric Mean AW-05E Slu In Test 1 1.35E-06 7,11E-07 3.83E-03 2,01E-03 Slug Out Test 1 3.74E-07 1.06E-03 MW-23E Slug In Test 1 1.95E-07 1.19E-07 5.52E-04 3.36E-04 Slug Out Test 1 7.21E-08 2.05E-04 AW-06E Slug Out Test 1 2.08E-07 2.08E-07 5.90E-04 5.90E-04 GEOMETRIC MEAN 2.72E-07 7.70E-04 HIGHEST CONDUCTIVITY 1.35E-06 3.83E-03 LOWEST CONDUCTIVITY 7.21E-08 2.05E-04 Note: Prepared by: RAG Checked by: HJF Slug tests were analyzed using the Hvorslev mathematical model. *Springer and Gelhar mathematical model was used due to underdamped response from BW-3S & AW-01C P:\Duke Energy Progress. 1 026\1 08. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\Tables\Final Tables\ Table 3-2 Hydraulic Conductivity.xlsx Page 4 of 4 TABLE 3-3 LOCAL GROUNDWATER GRADIENTS AND FLOW VELOCITIES L. V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Area Bearing Data Points Gradient Velocity *(foot per foot) (feet per year) West of Old Ash Basin E-W ABMW-01S to COOLING 0.001 0.211 to 0.384 Area POND NE of Old Ash Basin SW -NE ABMW-01S to AW-02B 0.00009 0.185 to 0.462 Area East of Old Ash Basin W-E ABMW-01S to AW-04B 0.0002 0.724 to 1.809 Area SE of Old Ash Basin NW -SE ABMW-01S to AW-09B 0.0007 3.42 to 8.55 Area Prepared by: JHG Checked by: MCM. KLS Velocity is based on the Seepage Velocity Equation where velocity equals (K x i) / n Hydraulic Conductivity (K) Hydraulic Gradient (i) Porosity (n) 20 to 50 percent Notes: 1. The hydraulic conductivity, K, is calculated from the geometric mean slug tests. See Table 6-7. 2. Soil type based on field lithologic description of soil borings. 3. Porosity is assumed based on Table 3.4 Porosity Ranges for Sediments from Fetter (2001). Applied hydrogeology (Vol. 3, No. 3). Upper Saddle River: Prentice hall. P:\Duke Energy Progress. 1026 \ 108. Sutton Ash Basin GW Assessment Plan\ 16.Corrective Action Plan\ Tables\ Final Tables\Table 3-3 Local Groundwater Gradients.docx Page 1 of 1 Table 3-4 VERTICAL GROUNDWATER GRADIENTS L.V. SUTTON ENERGY COMPLEX DUKE ENERY PROGRESS, LLC, WILMINGTON, NC Well IDs Vertical Hydraulic Gradient (ft per ft) Flow Direction Surficial to Surficial ABMW-02S AND ABMW-02D 9.363E-04 Downward AW-01B AND AW-01C -1.446E-03 U pward AW-02B AND AW-02C -8.528E-04 Upward AW-03B AND AW-03C 2.396E-03 Downward AW-04B AND AW-04C 3.638E-03 Downward AW-08B AND AW-08C -3.288E-03 Upward AW-09B AND AW-09C -1.052E-03 Upward SMW-01B AND SMW-01C -3.315E-03 Upward SMW-02B AND SMW-02C 6.348E-04 Downward SMW-03B AND SMW-03C -8.295E-04 U pward SMW-04B AND SMW-04C 5.785E-04 Downward SMW-05B AND SMW-05C -1.034E-02 Upward MW-37B AND MW-37C -3.328E-02 Upward MW-04A AND MW-04B 1.087E-01 Downward MW-05A AND MW-05C 1.483E-03 Downward MW-07A AND MW-07C 1.426E-03 Downward MW-15 AND MW-15D 1.603E-03 Downward MW-16 AND MW-16D 7.436E-02 Downward MW-20 AND MW-20D -1.040E-02 Upward MW-22B AND MW-22C 2.374E-03 Downward MW-23B AND MW-23C -5.936E-04 Upward MW-24B AND MW-24C 5.666E-04 Downward MW-27B AND MW-27C 1.091E-03 Downward MW-28B AND MW-28T 0.000E+00 - MW-31B AND MW-31C 3.876E-04 Downward Surficial to Pee Dee ABMW-01S AND ABMW-01D 1.904E-02 Downward AW-02B AND AW-02D -4.140E-05 Upward AW-05B AND AW-05E 7.172E-04 Downward AW-06B AND AW-06E 1.920E-03 Downward SMW-06B AND SMW-06D -2.480E-03 Upward AW-07B AND AW-07D -2.626E-02 U pward AW-09B AND AW-09D 3.636E-02 Downward PZ-06S AND PZ-06D -4.638E-03 Upward PZ-10S AND PZ-10D 2.332E-03 Downward Prepared by: ARL Checked by: RKD Notes• ft= Feet Vertical hydraulic gradient calculations based on June 1 and 2, 2015 water level data collected within 24 hours P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\Tables\Final Tables\Table 3-4 Vertical Gradient.xlsx Page 1 of 1 TABLE 3-5 GROUNDWATER ANALYTICAL RESULTS - 0.45 VS 0.1 MICRON FILTRATION (SEPTEMBER 22 AND 23, 2015) L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Aluminum Antimony Arsenic Barium Beryllium Boron Cadmium Chromium Cobalt Copper Iron Analytical Parameter DIS (.45u) DIS 1u) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (0.1u) TOT Reporting Units ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/l ug/I ug/I ug/I ug/I ug/I i5A NCAC 02L Standard NE NE NE NE NE 1 NE NE 10 NE NE NE NE NE 4 NE NE 700 NE NE 2 NE NE 30 NE NE 1 NE NE 1000 NE NE 300 Sample ID Sampling Collection Date Analytical Results ABMW-01S 09/22/2015 126 104 575 <1 <1 <1 493 500 477 538 539 532 <1 <1 <1 3580 3590 3500 <1 <1 <1 <1 <1 1.22 <1 <1 <1 <1 <1 1.35 78 73 317 ABMW-02S 09/23/2015 35 34 34 <1 <1 <1 35.3 35.5 38.3 1700 1690 1710 <1 <1 <1 270 273 258 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 16000 15000 16100 AW-04C 09/22/2015 41 16 150 <1 <1 <1 <1 <1 <1 42 43 41 <1 <1 <1 1320 1320 1270 <1 <1 <1 <1 <1 1.65 3.01 2.86 6.15 <1 <1 <1 3270 3320 4950 AW-07D 09/22/2015 12 13 130 <1 <1 <1 <1 <1 <1 <5 <5 <5 <1 <1 <1 813 809 794 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 34 30 225 AW-08C 09/22/2015 48 46 316 <1 <1 <1 <1 <1 <1 32 32 33 <1 <1 <1 <50 <50 <50 <1 <1 <1 <1 <1 <1 1.16 1.21 1.33 <1 <1 <1 249 223 487 AW-09C 09/23/2015 144 122 151 <1 <1 <1 <1 <1 <1 75 77 76 <1 <1 I <1 384 393 1 367 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 29 26 88 AW-09D 09/23/2015 7 7 169 <1 <1 <1 <1 <1 <1 22 21 9 <1 <1 <1 587 590 570 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 175 139 479 GWPZ-01A 09/23/2015 38 15 422 3.17 3.12 2.93 <1 <1 <1 9 8 8 <1 <1 <1 63 60 57 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <10 <10 193 GWPZ-016 09/23/2015 5 <5 85 6.42 6.03 6.19 <1 <1 <1 50 47 47 <1 <1 <1 239 229 222 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <10 <10 38 MW-23E 09/22/2015 18 43 140 <1 <1 <1 1.03 1.04 1.02 7 7 7 <1 <1 <1 2460 2460 2420 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 10 <10 251 MW-36B 09/23/2015 <5 <5 428 6.31 5.53 5.25 <1 I <1 <1 44 42 1 42 <1 <1 <1 236 218 211 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <10 <10 255 MW-36C 09/23/2015 116 81 206 <1 <1 <1 <1 <1 <1 27 27 26 <1 <1 <1 542 543 525 <1 <1 <1 <1 <1 <1 18.3 17.7 18 <1 <1 <1 12 <10 76 MW-376 09/23/2015 718 727 696 <1 <1 <1 <1 <1 <1 8 11 8 <1 <1 <1 <50 <50 <50 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 21 37 79 SMW-01C 1 09/23/2015 175 144 179 <1 <1 <1 <1 <1 <1 36 34 32 <1 <1 <1 758 760 742 <1 <1 <1 <1 <1 <1 2.57 2.55 2.52 <1 <1 <1 608 589 592 Count 13 12 14 3 3 3 3 3 3 13 13 13 0 0 0 12 12 12 0 0 0 0 0 2 4 4 4 0 0 1 11 9 14 Mean 114 113 263 5.30 4.89 4.79 176.44 178.85 172.11 199 198 198 ND ND ND 938 937 911 ND ND ND ND ND 1.44 6.26 6.08 7.00 ND ND 1.35 1862 2160 1724 1st Percentage Difference = (mean 0.45 - mean 0.1)/mean 0.45 * 100; 2nd Per. Diff = (mean 0.45 - mean total)/mean 0.45 * 100 1.24 -130.48 7.67 9.62 -1.36 2.46 0.46 0.73 ND 0.06 2.81 ND ND 2.88 -11.82 ND -15.96 7.45 Prepared by: CJS Checked by: PBW Notes: If percent difference is positive then mean of 0.45 results are greater than mean of 0.1 results or mean of 0.45 results is greater than the mean of total results - concentration greater than 15A NCAC 02L Standard _ Sample size too small to for statistics to be reliable ug/I - micrograms per liter u - micron NE - Not established NC21- - 15A NCAC 02L Standard ND - Not detected Dis - Dissolved concentration - after 0.45 or 0.1 micron filtration (as indicated) P:\Duke Energy Progress. 1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\Tables\Final Tables\Table 3-5 Sutton 0.1 data w percent diff 10-15-15.xlsx Page 1 of 2 TABLE 3-5 GROUNDWATER ANALYTICAL RESULTS - 0.45 VS 0.1 MICRON FILTRATION (SEPTEMBER 22 AND 23, 2015) L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Lead Manganese Mercury Molybdenum Nickel Selenium Strontium Thallium Vanadium Zinc Analytical Parameter )DIS (.45u DIS (O.lu) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (O.Su) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (O.lu) TOT DIS (.45u) DIS(0.1u) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (O.Su) TOT DIS (.45u) DIS (0.1u) TOT DIS (.45u) DIS (0.1U) TOT Reporting Units ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/l ug/I ug/I ug/l ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/l ug/I ug/l ug/I ug/l ug/I 15A NCAC 02L Standard NE NE 15 NE NE 50 NE NE 1 NE NE NE NE NE 100 1 NE NE 20 NE NE NE NE NE 0.2 NE NE 0.3 NE NE 1000 Sample ID Sampling Collection Date Analytical Results ABMW-01S 09/22/2015 <1 <1 <1 77 77 77 <0.05 <0.05 <0.05 132 134 132 1.04 1 1.65 <1 <1 <1 5960 5990 5750 <0.2 <0.2 <0.2 3.14 2.87 5.08 <5 <5 55 ABMW-02S 09/23/2015 <1 <1 <1 542 543 513 <0.05 <0.05 <0.05 2.75 3.16 3.11 <1 <1 <1 <1 <1 <1 1710 1710 1710 <0.2 <0.2 <0.2 0.768 0.766 0.941 18 22 <5 AW-04C 09/22/2015 <1 <1 <1 770 773 801 <0.05 <0.05 <0.05 <1 <1 <1 <1 <1 <1 <1 <1 <1 748 742 693 <0.2 <0.2 <0.2 0.747 0.477 2.04 <5 7 8 AW-07D 09/22/2015 <1 <1 <1 15 15 17 <0.05 <0.05 <0.05 6.44 6.34 6.66 <1 <1 <1 <1 <1 <1 85 M1 85 M1 82 <0.2 1 <0.2 <0.2 0.467 0.37 0.785 <5 <5 <5 AW-08C 09/22/2015 <1 <1 <1 31 30 30 <0.05 <0.05 <0.05 <1 <1 <1 <1 <1 1.25 <1 <1 <1 33 33 31 <0.2 <0.2 <0.2 <0.3 <0.3 0.877 <5 6 7 AW-09C 09/23/2015 <1 <1 <1 167 172 164 <0.05 <0.05 <0.05 <1 <1 <1 <1 <1 <1 <1 <1 <1 129 133 126 <0.2 <0.2 <0.2 <0.3 <0.3 0.412 6 9 <5 AW-09D 09/23/2015 <1 <1 <1 54 56 49 <0.05 <0.05 <0.05 10 9.42 10.3 <1 <1 <1 <1 <1 <1 134 134 127 <0.2 <0.2 <0.2 <0.3 <0.3 0.69 9 13 <5 GWPZ-01A 09/23/2015 <1 <1 <1 <5 <5 <5 <0.05 <0.05 <0.05 59.9 62.4 59.2 <1 <1 <1 2.86 2.74 2.54 56 55 52 <0.2 <0.2 <0.2 1.26 0.991 1.52 <5 <5 <5 GWPZ-016 09/23/2015 <1 <1 <1 <5 <5 <5 <0.05 <0.05 <0.05 66.4 66.5 65.7 <1 <1 <1 15.8 16.3 16.2 245 241 244 0.628 0.634 0.695 7.87 7.8 8.32 <5 <5 <5 MW-23E 09/22/2015 <1 <1 <1 <5 <5 6 <0.05 <0.05 <0.05 15.1 15.4 14.6 <1 <1 <1 <1 <1 <1 105 105 114 <0.2 <0.2 <0.2 <0.3 0.644 0.864 <5 <5 <5 MW-366 09/23/2015 <1 <1 <1 <5 <5 <5 <0.05 <0.05 <0.05 115 109 109 <1 <1 <1 13.9 13.3 13.5 2S6 249 250 0.45 0.442 0.462 1.14 0.972 2.03 <5 <5 <5 MW-36C 09/23/2015 <1 <1 <1 404 410 379 <0.05 <0.05 <0.05 <1 <1 <1 1.28 1.29 1.38 44.2 41.7 42.7 287 291 281 0.23 0.211 0.226 0.35 <0.3 0.607 17 20 17 MW-37B 09/23/2015 <1 <1 <1 <5 8 <5 <0.05 <0.05 <0.05 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.005 M1 8 M1 <5 <0.2 <0.2 0.35 <0.3 <0.3 <0.3 <5 13 <5 SMW-01C 09/23/2015 <1 <1 <1 738 737 750 <0.05 <0.05 <0.05 <1 <1 <1 <1 <1 <1 <1 <1 <1 464 462 449 <0.2 <0.2 <0.2 1.29 0.867 1.23 9 12 25 Count 0 0 0 9 10 10 0 0 0 8 8 8 2 2 3 4 4 4 12 12 13 3 3 4 9 9 13 5 8 5 Mean ND ND ND 311 282 279 ND ND ND 50.95 50.78 50.07 1.16 1.15 1.43 19.19 18.51 18.74 844 845 762 0.44 0.43 0.43 1.89 1.75 1.95 12 13 22 1st Percentage Difference = (mean 0.45 - mean 0.1)/mean 0.45 * 100; 2nd Per. Diff = (mean 0.45 - mean total)/mean 0.45 * 100 ND 9.26 10.39 ND 0.34 1.72 1.29 -22.99 3.54 2.37 -0.18 9.68 1.61 0.63 7.49 -3.23 -8.05 -89.83 Prepared by: CIS Checked by: PBW Notes: If percent difference is positive then mean of 0.45 results are greater than mean of 0.1 results or mean of 0.45 results is greater than the mean of total results concentration greater than 15A NCAC 02L Standard _ Sample size too small to for statistics to be reliable ug/I - micrograms per liter u - micron NE - Not established NC21- - 15A NCAC 02L Standard ND - Not detected Dis - Dissolved concentration - after 0.45 or 0.1 micron filtration (as indicated) P:\Duke Energy Progress. 1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\Tables\Final Tables\Table 3-5 Sutton 0.1 data w percent diff 10-15-15.xlsx Page 2 of 2 TABLE 3-6 RATIO OF MAXIMUM/MINIMUM Kd VALUES FROM BATCH RESULTS* L.V. SUTTON ENERGY COMPLEX DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC Constituent Minimum Kd Maximum Kd Max. Kd/Min. Kd Arsenic 4.6 501 109 Boron X X X Barium 3.9 206 53 Cobalt 2 740 370 Selenium 1.4 107 76 Vanadium 1.9 538 283 Notes• *UNCC, 2015 Units reported in liters per kilogram (L/kg) Prepared by: DGN Checked by: PBW P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 3-6 Ratio of Max -Min Kd.xlsx Page 1 of 1 TABLE 4-1 SUMMARY OF Kd VALUES FROM BATCH AND COLUMN STUDIES L.V. SUTTON ENERGY COMPLEX DUKE ENERGY COMPLEX, LLC, WILMINGTON, NC Batch Study Sample Site and Depth Arsenic Boron Barium Cobalt Selenium Vanadium SW-3C 10-12 Trial - 1 78.8 * 20 28.3 7.2 14.7 Trial - 2 76.2 * 16.1 24.4 6.9 14.1 SW-3C 41-43 Trial - 1 117.9 * - 2 - 66.4 Trial - 2 236.2 * 3.9 - 107.3 226.9 SW-3C 48-53 Trial - 1 394 * 8.4 * 58.2 302.2 Trial - 2 501.1 * 8.2 * 81.8 538.4 ABMW-113 38-48 Trial - 1 4.6 1.7 - 512.7 2.3 Trial - 2 6.3 - 42.1 543.7 2 ABMW-113 83-88 Trial - 1 63.8 * * 736.6 10.8 58.8 Trial - 2 59.2 * * 740 10.6 66.7 ABMW-213 0-8 Trial - 1 30.5 * - 263.9 7.6 17.4 Trial - 2 31.1 * * 313.7 7.6 17.3 ABMW-213 10-12 Trial - 1 8.7 * - 11 - 1.9 Trial - 2 * 8 10.7 1.4 2.2 ABMW-213 53-60 Trial - 1 35.3 * - 406 8.9 45.9 Trial - 2 31.5 * 26.9 436 7.8 40.1 MW-23E 145-147 Trial - 1 32.4 * 165.2 660.8 13.3 49.5 Trial - 2 31.9 * 206.2 717.3 13.1 49 Geometric Mean 47.7 1.7 22 140.9 10.2 36.8 Median 35.3 1.7 18.1 406 8.4 47.5 Lower Quartile (exclusive) 30.8 * 8.2 24.4 7 15.4 Column Study SW-3C 10-12 1 Trial Only 160 150 20 250 40 90 SW-3C 41-43 Trail - A 275 - 125 225 150 200 SW-3C 41-43 Trail - B 200 60 110 175 125 150 SW-3C 41-43 Trail - C 325 70 175 225 125 250 ABMW-1B 38-48 1 Trial Only 500 40 175 120 200 1300 ABMW-1B 83-88 1 Trial Only 300 55 1050 1000 60 300 ABMW-213 0-8 1 Trial Only 185 40 35 525 25 90 ABMW-213 10-12 1 Trial Only 375 - 300 450 150 200 ABMW-213 53-60 1 Trial Only 240 30 1100 - 75 275 MW-23E 145-147 11 Trial Only 350 - - - 150 450 Geometric Mean 275 56 167 298 93 238 Median 288 55 175 238 125 225 20th Percentilel 188 1 36 1 35 1 164 1 44 1 102 Notes• * = No sorption = No Data Units reported in liters per kilogram (L/kg) Prepared by: DGN Checked by: SRW P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\16.Corrective Action Plan\FINAL CAP REPORT\TABLES\Table 4-1 Summary of Kd Values.xlsx Page 1 of 1