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Home My WebLink AboutNCS000549_MONITORING INFO_20190617mno STORMWATER DIVISION CODING SHEET NCS PERMITS PERMIT NO. NLS DOC TYPE ❑FINAL PERMIT �I MONITORING REPORTS ❑ APPLICATION ❑ COMPLIANCE ❑ OTHER DOC DATE ❑ � � 1 v � � YYYYMMDD r� DUKE • � ENERGY June 12, 2019 Division of Water Resources Attention: Central Files 1617 Mail Service Center Raleigh, NC 27699-1617 R �� ECT7 JUN 17 29,9 cF-N-i Iw1'.I. FILES OWR SECTION Subject: Duke Energy Carolinas, LLC NPDES Stormwater Discharge Monitoring Report for: Riverbend Steam Station — NCS000549 — Gaston County Environmental Services Duke Energy Riverbend Steam Station 175 Steam Plant Rd. Charlotte, NC 28120 In accordance with Part III, E(2) of the above referenced NPDES Stormwater permit, the original and one copy of the monitoring report for May 2019 is attached. Sample results above the benchmark values for analytical monitoring are listed below. Duke Energy continues to implement corrective actions as required by the Tier status at these outfalls. Parameter Benchmark SW010 SW011 Cu 0.010 m&L 0.012 mg/L 0.014 mg/L Ira .:, (2fi tea IL 0',SS mg/I n g/i_ OIL Please direct any correspondence or questions concerning the Riverbend Steam Station NPDES Stormwater Program to Brad Loveland at (980) 373-2820. Sincerely, Tim S. Hi I General Manager CCP Regional Operations & Maintenance Attachment STORMWATER DISCHARGE OUTFALL (SDO) MONITORING REPORT Permit Number NCS000549 FACILITY NAME Riverbend Steam Station PERSON COLLECTING SAMPLE(S) Trent Williams/Steve Hamilton CERTIFIED LABORATORY(S) Duke Energy Carolinas, LLC NC Lab #248 Shealy Environmental Services, Inc. NC Lab #329 tart A: Nnee111c MOnitorm2 Reaulrements SAMPLES COLLECTED DURING CALENDAR YEAR: 2019 (This monitoring report shall be received by the Division no later than 30 days from the date the facility receives the sampling results from the laboratory.) COUNTY Gaston PHONE NO. (980) 373-2820 SIGNATURE OF PERMITTEE OR DESIGNEE REQUIRED ON PAGE 3. Outfall Date" 50050 00400 01077 _ 01002 01022 01012 01027 No.. .:. Sample Collected;. - Total-, Flow (if apt) ., ;Total Rainfall pH Silver:Total (as Ag): :Arsenic, Total.(as As) Boron, Total (as B)_ %fteryllium, Total (as Be) Cadmium, Total (as Cd) mo/ddl r:.- 1MG inches m IL m /L m /L m /L mg/L. SW002 5/11/19 N/A 1.03 7.5 <0.0002 <0.001 <0.05 <0,001 <0.00I SW003 N/A N/A SEMI-ANNUAL OUTFALL SAMPLED IN APRIL 2019 SW004 N/A NIA NO QUALIFYING FLOW FOR THE MONTH OF MAY 2019 SW006 N/A N/A SEMI-ANNUAL OUTFALL SAMPLED IN APRIL 2019 SWO10 5/11/19 N/A 1.03 16.7 SWOII 5/11/19 1 N/A 1.03 17.4 SW018 N/A I N/A NO QUALIFYING FLOW FOR THE MONTH OF MAY 2019 O.utfall_ No... ' . :.DaWl Sample Collected`.: 01034, 01042..::. 01067• ;01051 ", :; 01097 _ :; 01147 ` 0.1059 01092 Chromium, YTotal as`Ci Copper, Total as`Cu =. ;Nickel, Total;, as NI );.. Lead Tdfal , astl'b ( ) Antimony, :Total as.Sb ' Selenium, :Total as.Se :. ) Thallium; , Total As TI Zinc, Total as Zn tno/diilvr_ :. n"7L s, m _ L >m /L = m" `IL m 7L m /L m /L . m /L SW002 5/11/19 <0.001 0.00178 <0.001 <0.001 <0.001 <0.001 <0.0002 0.025 SW003 N/A SEMI-ANNUAL OUTFALL SAMPLED IN APRIL 2019 SW004 NIA NO QUALIFYING FLOW FOR THE MONTH OF MAY 2019 SW006 NIA SEMI-ANNUAL OUTFALL SAMPLED IN APRIL 2019 SWO10 5/11/19 0.012 0.18.5 SWOT 1 5/11/19 10.014 10.834 SW018 N/A NO QUALIFYING FLOW FOR THE MONTH OF MAY 2019 Permit Number NCS000549 Form SWU-247, last revised 21212012 paaP I of 2 Outfall No. Date Sample Collected 71900 CO530 00556 Mercury, Total, Method 1631 E Solids, Total Suspended - Concentration Oil & Grease mo/dd/ r n IL rn /L m /L SW002 5/11/19 6.39 Avg. 6.6 <5.0 SW003 NIA SEMI-ANNUAL OUTFALL SAMPLED IN APRIL 2019 SW004 NIA NO QUALIFYING FLOW FOR THE MONTH OF MAY 2019 SW006 NIA SEMI-ANNUAL OUTFALL SAMPLED IN APRIL 2019 SWO10 5/11/19 17.2 <5.0 SWOl l 5/11/19 17.4 <5.0 SWO18 N/A NO QUALIFYING FLOW FOR THE MONTH OF MAY 2019 Outfall No. Date Sample Collected Aroclor 1016 Aroclor 1221 Aroclor 1232 Aroclor 1242 Aroclor 1248 Aroclor 1254 Aroclor 1260 mo/dd/ r u L u /L u /L u /L u /L u /L u /L SWO06 NIA SEMI-ANNUAL OUTFALL SAMPLED INAPRIL 2019 Benchmark exceedances include Zinc at SWO10 and SWO1 1; Copper at SWO10 and SW01 I. Avg — Average of primary and duplicate mercury samples (6.30 ng/L and 6.47 ng/L = 6.39 ng/L) Does this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month? _ yes X no (if yes, complete Part 13) Part B: Vehicle Maintenance Activity Monitoring Requirements Outfall Date 50050 00556 00530 00400 No. Sample Total Flow Total Oil & Grease Non -polar Total pH New Motor Collected .(if applicable) Rainfall (if appl.) O&G/TPH Suspended Oil Usage (Method 1664 Solids SGT-HEM), if a 1_ mo/dd/ r MG inches m /1 - m /I unit al/mo Permit Number NCS000549 Form SWU-247, last revised 21212012 pnoe 7 of STORM EVENT CHARACTERISTICS: Mail Original and one copy to: Division of Water Quality Date 5/1 1/19 Attn: Central Files Total Event Precipitation (inches): 10 1617 Mail Service Center Event Duration (hours): (only if applicable —see permit.) Raleigh, North Carolina27699-1617 (if more than one storm event was sampled) Date Total Event Precipitation (inches): Event Duration (hours): (only if applicable — see permit.) "I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, rue, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibililyfond imprisonment for knowing violations." (Signature of Permittee) G 12 �9 (Date) Permit Number NCS000549 Form S W U-247, last revised 21212012 P5UP ; of ; /�DUKE . ENERGY, May 15, 2019 Division of Water Resources Attention: Central Files 1617 Mail Service Center Raleigh, NC 27699-1617 Subject: Duke Energy Carolinas, LLC NPDES Stormwater Discharge Monitoring Report for: Riverbend Steam Station — NCS000549 — Gaston County MAY 202019 CEN7-RAL FILES D41`/R SE�7l01•! Environmental Services Duke Energy Riverbend Steam Station 175 Steam Plant Rd. Charlotte, NC. 28120 In accordance with Part III, E(2) of the above referenced NPDES Stormwater permit, the original and one copy of the monitoring report for April 2019 is attached. Sample results above the benchmark values for analytical monitoring are listed below. Duke Energy continues to implement corrective actions as required by the Tier status at these outfalls. Parameter Benchmark SW010 SW01 i Zn 0.126 mg/t, 0.161 mg/L 0.260 mg/L Cu 0.010 mg/L 0.017 mg/L 0.012 mg/L Please direct any correspondence or questions concerning the Riverbend Steam Station NPDES Stormwater Program to Brad Loveland at (980) 373-2820. Si:; Tim S. Hill General Manager CCP Regional Operations & Maintenance Attachment STORMWATER DISCHARGE OUTFALL(SDO) MONITORING REPORT Permit Number NCS000549 FACILITY NAME Riverbend Steam Station PERSON COLLECTING SAMPLE(S) Trent Williams/George Robertson CERTIFIED LABORATORY(S) Duke F.ner v Carolinas LLC NC Lab #248 Shealy Environmental Services, Inc. NC Lab #329 Part A: Specific Monitoring Requirements SAMPLES COLLECTED DURING CALENDAR YEAR: 2019 (This monitoring report shall be received by the Division no later than 30 days from the date the facility receives the sampling results from the laboratory.) COUNTY Gaston PHONE NO. (980) 373-2820 SIGNATURE OF PERMITTEE OR DESIGNEE REQUIRED ON PAGE 3. Outfall Date 50050 00400 01077 01002 01022 01012 01027 No. Sample Collected Total Flow (if app.) Total Rainfall pH Silver, Total (as Ag) Arsenic, Total (as As) Boron, Total (as B) Beryllium, Total (as Be) Cadmium, Total (as Cd) mo/dd/ r MG inches m /L m /L m /L m /L m /L SWO02 4/12/19 N/A 1.00 7.5 <0.0002 <0.001 <0.05 <0.001 <0.001 SWO03 4/12/19 N/A 1.00 7.9 <0.0002 <0.001 <0.05 <0.001 <0.001 SWO04 4/12/19 N/A 1.00 8.1 <0.0002 <0,001 <0.05 <0.001 <0.00I SWO06 4/12/19 N/A 1.00 8.1 SWO10 4/12/19 N/A 1.00 8.2 SWOII 4/12/19 N/A 1.00 8.0 SWO18 1 N/A N/A NO QUALIFYING FLOW FOR THE MONTH OF APRIL 2019 Outfall Date 01034. 01042 01067 01051 01097 01147 01059 01092 No. Sample Collected Chromium, Total as Cr Copper, Total (as Cu) Nickel, Total as Ni Lead, Total as Pb Antimony, Total as Sb Selenium, Total (as Se) Thallium, Total As TI Zinc, Total (as Zn mo/dd/ r m /L m /L m /L m /L m /L m /L m /L m /L SWO02 4/12/19 <0.001 0.00182 <0.001 <0.001 <0.001 <0.001 <0.0002 0A24 SWO03 4/12/19 <0.001 0.00119 <0.001 <0.00I <0.001 <0.001 <0.0002 0.030 SWO04 4/12/19 <0.001 0.00325 <0.001 <0.001 <0.001 <0.001 <0.0002 0.026 SWO10 4/12/19 0.017 0.161 SWOT 1 4/12/19 0.012 0.260 Permit Number NCS000549 Form SWU-247, last revised 21212012 pnoP I of I Outfall No. Date Sample Collected 71900 CO530 00556 Mercury, Total, Method 1631 E Solids, Total Suspended - Concentration Oil & Grease mo/dd/ r u /L m /L m /L SW002 4/12/19 3.33 Avg. 10 <5.0 SW003 4/12/19 0.975 <5 <5.0 SW004 4/12/19 6.67 19 SW006 4/12/19 8.0 <5.0 SW010 4/12/19 78 <5.0 SWOl1 4/12/19 26 <5.0 SW018 I N/A NO QUALIFYING FLOW FOR THE MONTH OF APRIL 2019 Outfall No. Date Sample Collected Aroclor 1016 Aroclor 1221 Aroclor 1232 Aroclor 1242 Aroclor 1248 Aroclor 1254 Aroclor 1260 mo/dd/ r u /L u /L u /L u /L u /L u IL u /L SW006 4/12/19 <0.40 <0.40 <0.40 <0.40 <0.40 <0.40 <0.40 Benchmark exceedances include Zinc at SW010 SWOT l; Copper at SWO10 and SWO1 1. Avg — Average of primary and duplicate mercury samples (3.33 ng/L and 3.32 ng/L = 3.33 ng/L) Does this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month? _yes X no (if yes, complete Part B) Part B: Vehicle Maintenance Activitv Monitoring Requirements Outfall i Date 50050 00556 00530 00400 Total Flow Total Oil &Grease Non -polar Total pH New Motor No. Sample Collected (if applicable) Rainfall (if appl.) O&G/TPH Suspended Oil Usage (Method 1664 Solids SGT-HEM), if appl. mo/ddl r I MG linches I m /l m /l unit al/mo Permit Number NCS000549 Form S W U-247, last revised 21212012 psow 9 ni ; STORM EVENT CHARACTERISTICS: Mail Original and one copy to: Division of Water Quality Date4/12/19 Attn: Central Files Total Event Precipitation (inches): 1.00 1617 Mail Service Center Event Duration (hours): (only if applicable — see permit.) Raleigh, North Carolina 27699-1617 (if more than one storm event was sampled) Date Total Event Precipitation (inches): Event Duration (hours): (only if applicable —see permit.) "1 certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. l am aware that there are significant penalties for submitting false information, including the possibility of� imprisonment for knowing violations." 5-1 (Signature of Permittee) (Date) Permit Number NCS000549 Form SWU-247, last revised 2/2/2012 P"Op . nF i