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Home My WebLink AboutNC0038377_Table 12-11 Seep Analytical Results_20150902TABLE 12-11 SEEP ANALYTICAL RESULTS WITH SCREENING CRITERIA - EPA RECOMMENDED WATER QUALITY CRITERIA AND 15A NCAC 2B HUMAN HEALTH MAYO STEAM ELECTRIC PLANT DUKE ENERGY PROGRESS, LLC, ROXBORO, NC Analytical Parameter Redox Assignment pH Temp Spec Cond DO ORP Turbidity Alkalinity Aluminum Antimony Arsenic Barium Beryllium Bi- carbonate Alkalinity Boron Cadmium Calcium Carbonate Alkalinity Chloride Chromium Cr(III)/Cr(VI) Cobalt Copper DIS TOT DIS TOT DIS TOT DIS TOT DIS TOT DIS I TOT DIS TOT TOT DIS TOT DIS TOT DIS TOT Reporting Units Unknown S.U. Deg C u1cm mg/I mV NTU mg/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I mg/I ug/I ug/I ug/I ug/I mg/I mg/I mg/l ug/I ug/I ug/I ug/I mg/I mg/I 15A NCAC 02B Standard NE NE NE NE NE 25 NE NE NE NE NE NE 10 NE NE NE NE NE NE NE NE NE NE NE 250 NE NE NE NE NE NE EPA Human Health NE NE NE NE NE NE NE NE NE 6500 NE 5.6 NE 0.018 NE 1000 NE NE NE NE NE NE NE NE NE NE NE NE NE 3 NE 1.3 Sample ID Sample Collection Date Field Parameters Analytical Results S-01 05/12/2015 Anoxic 6.2 16 381 0.17 -22 69.7 68 20 198 <1 <1 2.06 3.45 131 142 <1 <1 68 1560 1560 <1 <1 21.5 <10 54 <1 <1 7.88 8.05 <0.001 <0.001 S-02 05/12/2015 Mixed (oxic-anoxic) 5.9 16 419 4.71 174 1.47 39 6 12 <1 <1 <1 <1 125 130 <1 <1 39 1640 1650 <1 <1 29.8 <10 73 <1 <1 10.2 9.09 <0.001 <0.001 S-02B 05/13/2015 Mixed (oxic-anoxic) 6.0 15 443 4.49 95 14.8 36 7 36 <1 <1 <1 <1 130 135 <1 <1 36 1640 1640 <1 <1 30 <10 79 <1 <1 10.9 10.1 0.005 <0.001 S-02B DUP 05/13/2015 Mixed (oxic-anoxic) 6.0 15 443 4.49 95 14.8 36 6 24 <1 <1 <1 <1 130 133 <1 <1 36 1630 1630 <1 <1 30 <10 79 <1 <1 10.8 10.1 <0.001 <0.001 S-03 05/12/2015 Mixed (oxic-anoxic) 6.4 19 346 8.44 194 2.43 46 7 60 <1 <1 <1 <1 61 64 <1 <1 46 1240 1250 <1 <1 26.2 <10 58 <1 <1 1.82 1.75 <0.001 <0.001 S-04 05/13/2015 Mixed (oxic-anoxic) 6.3 16 397 4.86 55 101 58 10 34 <1 <1 <1 1.4 136 148 <1 <1 58 1300 1340 <1 <1 21.2 <10 49 <1 <1 8.75 8.23 <0.001 <0.001 S-06 05/13/2015 Mixed (oxic-anoxic) 6.9 20 177 2.63 95 45.2 59 73 1140 <1 <1 <1 <1 32 42 <1 <1 59 <50 <50 <1 <1 13.7 <10 9.6 <1 <1 <1 1.29 0.001 0.0012 S-08 05/13/2015 Mixed (oxic-anoxic) 6.3 16 479 7.13 154 66.8 13 16 2730 <1 <1 <1 <1 101 198 <1 <1 13 1880 1860 <1 <1 35.5 <10 94 <1 2.81 1.18 15.3 <0.001 0.0042 Human Health Screening Level Aluminum Antimony Arsenic Barium Beryllium Bi- Boron Cadmium Calcium Carbonate Chromium Cobalt Copper COPCs (DIS/TOT) (DIS/TOT) (DIS/TOT) (DIS/TOT) (DIS/TOT) carbonate (DIS/TOT) (DIS/TOT) (TOT) Alkalinity Chloride (DIS/TOT) (DIS/TOT) (DIS/TOT) Alkalinity Detected Above EPA Human Health Surface Water -- -- -- -- -- -- -- -- 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 0 0 Screening Levels Detection Limit > EPA Human Health Surface Water -- -- -- -- -- -- -- -- 0 0 0 0 0 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Screening Level Detected Above NC 15A NCAC 02B Surface Water Screening -- -- -- -- -- -- -- -- 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Levels Detection Limit > NC 15A NCAC 02B Surface Water Screening -- -- -- -- -- -- -- -- 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Level Coal Ash COPC Screening Criteria Surface water conc. > Screening Criteria Surface Water COPC No Yes No Yes No Yes No Yes No No No No Yes No No No No No No No No Yes No No Yes Yes Yes Yes No I Yes No No Yes I No Yes' Yes No No No No No Yes No No No No No No Yes I No No No No I No No No I No I Yes No No Prepared by: KDF Checked by: RKD Notes: - Bold highlighted concentration indicates > EPA National Recommended Water Quality Criteria, Human Health (consumption of water and fish), June 2015. - Detection Limit > Surface Water Screeening Level Note 1: If analytical method detection limit or concentration > surface water criteria - Bold highlighted concentration indicates > the 15A NCAC 02B, May 15, 2013. Note 2: If no surface water criteria - Detection Limit > 15A NCAC 02B, May 15, 2013. ves I- Indicates support/rationale for seep water COPC attributable to coal ash. No I Indicates constituent is not a seep water COPC attributable to coal ash. Spec Cond = Specific Conductance Deg C = Degree Celsius ug/1 = microgram per liter S.U. = Standard Unit Temp = Temperature mg/I = milligrams per liter umhos/cm = micro mhos per centimeter my = millivolts NTU = nephelometric turbidity unit NE = Not established DUP = Duplicate 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\105. Mayo Ash Basin GW Assessment Plan\1.11 CSA Reporting\Tables\Draft Tables\Table 12-11 Seep Analytical Results.xlsx Page 1 of 2 TABLE 12-11 SEEP ANALYTICAL RESULTS WITH SCREENING CRITERIA - EPA RECOMMENDED WATER QUALITY CRITERIA AND 15A NCAC 2B HUMAN HEALTH MAYO STEAM ELECTRIC PLANT DUKE ENERGY PROGRESS, LLC, ROXBORO, NC Analytical Parameter Iron Lead Magnesium Manganese Mercury Methane Molybdenum Nickel Nitrate (as N) Potassium Selenium Sodium Strontium Sulfate Sulfide Thallium Total Dissolved Solids Total Organic Carbon Total Suspended Solids Vanadium Zinc DIS TOT DIS TOT TOT DIS TOT TOT DIS TOT DIS TOT TOT DIS TOT TOT DIS TOT DIS TOT DIS TOT DIS TOT Reporting Units ug/l ug/l ug/I ug/l mg/l ug/l ug/l ug/l ug/l ug/l ug/l ug/l ug/l mg-N/L mg/l ug/l ug/l mg/l mg/l mg/l mg/I mg/l ug/l ug/l mg/l mg/l mg/l ug/l ug/l mg/l mg/l SSA NCAC 02B Standard NE NE NE NE NE NE NE NE NE NE NE NE 25 10 NE NE NE NE NE NE 250 NE NE NE 500 NE NE NE NE NE NE EPA Human Health NE NE NE NE NE NE NE NE NE NE 160 NE 610 NE NE NE 170 NE NE 14 NE NE NE 0.24 250 NE NE NE NE NE 7.4 Sample ID Sample Collection Date Analytical Results S-01 05/12/2015 15100 22000 <1 <1 8.16 3360 3370 <0.0005 89 <1 <1 <1 1.21 0.018 1.63 <1 <1 35.7 0.34 0.346 39 <0.1 <0.2 <0.2 260 1.5 95 <0.3 0.45 0.006 0.016 S-02 05/12/2015 3000 3100 <1 <1 13.3 3400 3320 0.00118 12 <1 <1 1.76 1.98 0.042 2.52 <1 <1 20.8 0.557 0.558 33 <0.1 <0.2 <0.2 330 1.3 <5 <0.3 <0.3 0.012 0.011 S-02B 05/13/2015 3200 3590 <1 <1 13.6 3250 3280 0.00145 15 <1 <1 1.77 2.04 0.033 2.53 <1 <1 21 0.552 0.563 36 <0.1 <0.2 <0.2 280 1.2 6 <0.3 <0.3 0.013 0.01 S-02B DUP 05/13/2015 3150 3330 <1 <1 13.5 3250 3280 0,000685 15 <1 <1 1.82 1.68 0.035 2.53 <1 <1 21 0.552 0.559 35 <0.1 <0.2 <0.2 330 1.3 5 <0.3 <0.3 0.01 0.01 S-03 05/12/2015 213 381 <1 <1 10.2 1140 1170 0.00394 10 <1 <1 <1 <1 0.039 2.12 <1 <1 24 0.438 0.446 29 <0.5 <0.2 <0.2 240 2 9 <0.3 <0.3 0.007 <0.005 S-04 05/13/2015 7450 11400 <1 <1 7.95 3520 3620 <0.0005 38 <1 <1 <1 1.1 <0.01 1.65 <1 <1 34.6 0.301 0.313 35 <0.1 <0.2 <0.2 240 1.4 28 <0.3 <0.3 <0.005 0.007 S-06 05/13/2015 422 3170 1 <1 1 <1 4.99 616 6711 11.004 140 <1 <1 <1 <1 0.121 1.85 <1 <1 13 0.099 0.103 4.4 <0.5 <0.2 <0.2 140 4.2 65 0.588 2.75 0.016 0.009 S-08 OS/13/2015 64 6190 <1 2.95 17.5 657 2790 0.008 <10 <1 <1 <1 4.25 0.095 3.35 <1 <1 21 0.661 0.691 53 <0.5 <0.2 <0.2 410 2.7 420 <0.3 5.19 1 <0.005 0.024 Human Health Screening Lead Magnesium Manganese Mercury Molybdenum Nickel Nitrate Potassium Selenium Sodium Strontium Thallium Total Total Total Vanadium Level COPCs Iron(DIS/TOT) (DIS/TOT) (TOT) (DIS/TOT) (TOT) Methane (DIS/TOT) (DIS/TOT) (as N) (TOT) (DIS/TOT) (TOT) (DIS/TOT) Sulfate Sulfide (DIS/TOT) Dissolved Organic Suspended (DIS/TOT) Zinc (DIS/TOT) Solids Carbon Solids Detected Above EPA Human Health Surface Water 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 0 0 0 0 0 0 Screening Levels Detection Limit > EPA Human Health Surface Water 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Screening Level Detected Above NC 15A NCAC 02B Surface Water Screening 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Levels Detection Limit > NC 15A NCAC 02B Surface Water 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Screening Level Coal Ash COP( NCAC 213 Exceed NCAC 213 Surface Water COP( No Yes No No No No Yes No No No No No No No No No No No No No No No No Yes Yes No No No Yes No No No No Yes Yes No Yesz YesZ No Yes YesZ No Yes No No I No No Yes No No No No No No No No No No No No No No No No No Yes No No No Yes No No Preparea cy: Kur LnecKeo cy: KKU Notes: Yes No Bold highlighted concentration indicates > EPA National Recommended Water Quality Criteria, Human Health (consumption of water and fish), June 2015. Detection Limit > Surface Water Screeening Level Note 1: If analytical method detection limit or concentration > surface water criteria. Bold highlighted concentration indicates > the 15A NCAC 02B, May 15, 2013. Detection Limit > 15A NCAC 02B, May 15, 2013. Indicates support/rationale for seep water COPC attributable to coal ash. Indicates constituent is not a seep water COPC attributable to coal ash. Note 2: If no surface water criteria Spec Cord = Specific Conductance Deg C = Degree Celsius ug/1 = microgram per liter S.U. = Standard Unit Temp = Temperature mg/I = milligrams per liter umhos/cm = micro mhos per centimeter my = millivolts NTU = nephelometric turbidity unit NE = Not established DUP = Duplicate 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\10S. 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