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Home My WebLink AboutNC0038377_Table 12-10 Surface Water Analytical Results_20150902TABLE 12-10 SURFACE WATER 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 Aluminum Antimony Arsenic Barium Beryllium Bi- Boron Cadmium Calcium Carbonate Chromium Cobalt Copper Iron Analytical Parameter Redox Assignment pH Temp Spec Cond DO ORP Turbidity Alkalinity carbonate Chloride Cr(III)/Cr(VI) Alkalinity Alkalinity DIS TOT DIS TOT DIS TOT DIS TOT DIS TOT DIS TOT DIS TOT TOT DIS TOT DIS TOT DIS TOT DIS TOT Reporting Units Unknown S.U. Deg C umhos/cm 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/I ug/I ug/I ug/I ug/I mg/I mg/I ug/I ug/I 15A NCAC 02B Standard NE NE NE NE NE 25 NE NE NE NE NE NE 30 NE NE NE NE NE NE NE NE NE NE NE 250 NE NE 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 7t NE NE NE NE NE NE NE 3 NE 1.3 NE NE Sample ID Sample Field Parameters Analytical Results Collection Date SW-CB1 05/13/2015 Mixed (oxic-anoxic) 6.2 15 1 329 1 4.2 1 162 14.8 47 1 9 1 96.5 1 1 1 1 1 1 1 11 1 85 1 101 1 11 1 1 1 47 1140 1150 <1 1 1 1 25.5 1 10 1 58 1 1 1 1.25 1 3.05 1 4.2 1 0.001 1 0.00165 1 1600 1 4320 SW-CB2 05/13/2015 Mixed (oxic-anoxic) 6.6 22 276 0.68 -62 27.4 63 38 148 <1 <1 <1 1.06 84 89 <1 <1 63 448 455 <1 <1 16.9 <10 26 1 <1 I <1 1 2.71 2.73 <0.001 I <0.001 2130 4160 SW-REF1 05/13/2015 Mixed (oxic-anoxic) 6.7 18 117 2.58 119 16 41 23 111 <1 <1 <1 <1 31 34 <1 <1 41 <50 <50 <1 <1 8.24 <10 6 1 1 1 1 1 1 1 <1 1 0.00117 1 <0.001 1 785 2660 Human Health Screening Level Aluminum AntimonyArsenic Barium Beryllium y Bi- Boron Cadmium Calcium Carbonate Chromium Cobalt Copper Iron COPCs -- carbonate Alkalinity Chloride Cr(III)/Cr(VI) Alkalinity DIS TOT DIS TOT DIS TOT DIS TOT DIS TOT DIS TOT DIS TOT TOT DIS TOT DIS TOT DIS TOT DIS TOT Detected Above EPA Human Health Surface Water Screening --- --- --- --- --- --- --- --- 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 Levels Detection Limit > EPA Human Health Surface Water Screening --- --- :tl --- 0 0 0 0 0 2 0 0 0 I 0 0 0 0 0 0 0 0 I 0 0 0 0 0 0 0 0 0 Level Detected Above NC 15A NCAC 02B Surface Water Screening Levels --- --- --- --- --- --- --- --- 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 Detection Limit > NC 15A NCAC 02B Surface Water Screening Level --- --- --- --- --- --- --- --- 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 Coal Ash COPC Screening Criteria Surface water conc. > Screening Criteria Surface Water COP( No Yes No Yes No Yes No Yes No No No No Yes No No No No No No No No Yes No No No Yes Yes Yes Yes Yes No Yes No No No Yes' No Yes2 Yes Yes2 No No No No No Yes No No No No No No Yes No No No No No No No No Yes No No No Yes Prepared by: KDF Checked by: VTV Notes; - Bold highlighted concentration indicates greater than the EPA National Recommended Water Quality Criteria, Human Health (consumption of water and fish), June 2015. - Detection Limit greater than the EPA National Recommended Water Quality Criteria, Human Health (consumption of water and fish), June 2015. - Bold highlighted concentration indicates greater than the 15A NCAC 02B, May 15, 2013. C- Detection Limit greater than the 15A NCAC 02B, May 15, 2013. Note 1: If analytical method detection limit or concentration is greater than surface water criteria ves _ Indicates support/rationale for surface water COPC attributable to coal ash. Note 2: If no surface water criteria Mo - Indicates constituent is not a surface water COPC attribu Spec Cond = Specific Conductance Deg C = Degree Celsius ug/I = microgram per liter S.U. = Standard Unit Temp = Temperature mg/I = milligrams per liter umhos/cm = micro mhos per centimeter mV = millivolts NTU = nephelometric turbidity unit NE = Not established < = concentration not detected at or above the reporting limit. j = indicates concentration reported below Practical Quantitation Limit (PQL), but above Method Detection Limit (MDL) and therefore concentraion is estimated. P:\Duke Energy Progress.1026\105. Mayo Ash Basin GW Assessment Plan\1.11 CSA Reporting\Tables\Draft Tables\Table 12-10 Surface Water Analytical Results.xlsx Page 1 of 2 TABLE 12-10 SURFACE WATER 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 Lead Magnesium Manganese Mercury Molybdenum Nickel Nitrate Potassium Selenium Sodium Strontium Thallium Total Total Total Vanadium Zinc Analytical Parameter Methane Sulfate Sulfide Dissolved Organic Suspended (as N) Solids Carbon Solids 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/I ug/I mg/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I ug/I mg-N/L mg/I ug/I ug/I mg/I mg/I mg/I mg/I mg/I ug/I ug/I mg/I mg/I mg/I ug/I ug/I mg/I mg/I 15A NCAC 02B Standard 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 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 Analytical Results Collection Date SW-CB1 05/13/2015 <1 <1 9.98 2100 2350 0.00595 120 <1 11 <1 1.52 0.625 2.09 <1 I <1 1 23.1 1 0.411 1 0.425 1 30 1 1 <0.2 <0.2 1 220 1 2.8 1 49 1 0.3 1 1.83 1 0.012 1 0.013 SW-CB2 05/13/2015 <1 <1 6.57 8240 8330 0.0033 250 <1 <1 <1 <1 0.052 2.25 <1 I <1 1 13.7 1 0.213 0.217 5 1 <0.1 1 <0.2 <0.2 1 170 1 7.8 1 30 0.397 1 0.811 1 0.008 <0.005 SW-REF1 05/13/2015 <1 <1 3.6 315 338 0.002 35 <1 <1 <1 <1 0.058 1.68 <1 I <1 1 8.84 1 0.073 0.074 1.8 1 <0.1 1 <0.2 <0.2 1 120 1 4.5 1 5 0.451 1 1.09 1 0.016 0.007 Human Health Screening Level Lead Magnesium Manganese Mercury Molybdenum Nickel Nitrate Potassium Selenium Sodium Strontium Thallium Total Total Total Vanadium Zinc COPCS Methane (as N) Sulfate Sulfide Dissolved Organic Suspended Solids Carbon Solids DIS TOT TOT DIS TOT TOT DIS TOT DIS TOT TOT DIS TOT TOT DIS TOT DIS TOT DIS TOT DIS TOT Detected Above EPA Human Health Surface Water Screening Levels 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 Detection Limit > EPA Human Health Surface Water Screening Level 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 Detected Above NC 15A NCAC 026 Surface Water Screening Levels 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 Detection Limit > NC 15A NCAC 02B Surface Water Screening Level 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 Coal Ash COPC NCAC 2B Surface water conc. > NCAC 213 Surface Water COPC 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 Yes Yes No Yes2 No No Yes2 No No No No Yes No No No No No No No No No No No No No No No No No No No No No Yes No No Notes; - Bold highlighted concentration indicates greater than the EPA National Recommended Water Quality Criteria (consumption of water and fish), Human Health, June 2015. - Detection Limit greater than the EPA National Recommended Water Quality Criteria (consumption of water and fish), Human Health, June 2015. - Bold highlighted concentration indicates greater than the 15A NCAC 02B, May 15, 2013 C - Detection Limit greater than the 15A NCAC 02B, May 15, 2013. res _ Indicates support/rationale for surface water COPC attributable to coal ash. Mo - Indicates constituent is not a surface water Spec Cond = Specific Conductance Deg C = Degree Celsius ug/I = microgram per liter S.U. = Standard Unit Temp = Temperature mg/I = milligrams per liter umhos/cm = micro mhos per centimeter mV = millivolts NTU = nephelometric turbidity unit NE = Not established < = concentration not detected at or above the reporting limit. j = indicates concentration reported below PQL but above MDL and therefore concentraion is estimated. Note 1: If analytical method detection limit or concentration is greater than surface water criteria Note 2: If no surface water criteria Prepared by: KDF Checked by: VTV P:\Duke Energy Progress.1026\105. Mayo Ash Basin GW Assessment Plan\1.11 CSA Reporting\Tables\Draft Tables\Table 12-10 Surface Water Analytical Results.xlsx Page 2 of 2