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Cowen PSD

Sewage treatment plant, Cowen, West Virginia. NPDES permit WV0037397, in force until Nov 13, 2027. Last 12 months: over a limit 16 times (last August 2026), 7 of 28 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form A monthly (23 values), outfall 005 form B quarterly (20 values), outfall IU01 form A monthly (22 values), outfall 001 form C twice a year, outfall 001 form D yearly
Renewal application due
May 17, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
15 values over a limit, 0 required values missing, 13 of 31 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

All 16 values over a limit
Period endingOutfallParameterReportedLimitOver by
October 2025001Copper, total recoverable, daily maximum.0062 mg/L≤ .0038 mg/L63%
October 2025001Copper, total recoverable, monthly average.0062 mg/L≤ .0019 mg/L226%
October 2025IU01Copper, total [as Cu], daily maximum.03 mg/L≤ .009 mg/L233%
November 2025IU01Copper, total [as Cu], daily maximum.03 mg/L≤ .009 mg/L233%
December 2025001Copper, total recoverable, monthly average.0038 mg/L≤ .0019 mg/L100%
February 2026001Copper, total recoverable, daily maximum.01 mg/L≤ .0038 mg/L163%
February 2026001Copper, total recoverable, monthly average.01 mg/L≤ .0019 mg/L426%
March 2026001Copper, total recoverable, monthly average.0021 mg/L≤ .0019 mg/L11%
March 2026005Flow, in conduit or thru treatment plant, daily maximum.02 MGD≤ .013 MGD54%
April 2026001Copper, total recoverable, monthly average.002 mg/L≤ .0019 mg/L5%
May 2026001Copper, total recoverable, monthly average.0028 mg/L≤ .0019 mg/L47%
May 2026IU01Copper, total [as Cu], daily maximum.019 mg/L≤ .009 mg/L111%
June 2026001Copper, total recoverable, monthly average.0023 mg/L≤ .0019 mg/L21%
July 2026001BOD, 5-day, 20 deg. C, monthly average5.2 mg/L≤ 5 mg/L4%
July 2026001Copper, total recoverable, monthly average.0027 mg/L≤ .0019 mg/L42%
August 2026001Copper, total recoverable, monthly average.002 mg/L≤ .0019 mg/L5%

Limits in force (75)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 6 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 5 mg/LMay–Oct001
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, 5-day, 20 deg. Cdaily maximum≤ 10 mg/LMay–Oct001
BOD, 5-day, 20 deg. Cdaily maximum≤ 20 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, 5-day, 20 deg. Cmonthly average≤ 21 lb/dMay–Oct001
BOD, 5-day, 20 deg. Cmonthly average≤ 42 lb/dJan, Feb, Mar, Apr, Nov, Dec001
BOD, 5-day, 20 deg. Cdaily maximum≤ 42 lb/dMay–Oct001
BOD, 5-day, 20 deg. Cdaily maximum≤ 83 lb/dJan, Feb, Mar, Apr, Nov, Dec001
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendeddaily maximum≤ 60 mg/Lall year001
Solids, total suspendedmonthly average≤ 125 lb/dall year001
Solids, total suspendeddaily maximum≤ 250 lb/dall year001
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 4 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 8.3 lb/dall year001
Nitrogen, ammonia total [as N]daily maximum≤ 17 lb/dall year001
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year001
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year001
Zinc, total recoverablemonthly averagereport only (mg/L)all year001
Zinc, total recoverabledaily maximumreport only (mg/L)all year001
Lead, total recoverablemonthly averagereport only (mg/L)all year001
Lead, total recoverabledaily maximumreport only (mg/L)all year001
Copper, total recoverablemonthly average≤ .0019 mg/Lall year001
Copper, total recoverabledaily maximum≤ .0038 mg/Lall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year001
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year005
BOD, 5-day, 20 deg. Cdaily maximum≤ 60 mg/Lall year005
BOD, 5-day, 20 deg. Cmonthly average≤ 3.2 lb/dall year005
BOD, 5-day, 20 deg. Cdaily maximum≤ 6.5 lb/dall year005
pHinstantaneous minimum≥ 6 SUall year005
pHinstantaneous maximum≤ 9 SUall year005
Solids, total suspendedmonthly average≤ 30 mg/Lall year005
Solids, total suspendeddaily maximum≤ 60 mg/Lall year005
Solids, total suspendedmonthly average≤ 3.2 lb/dall year005
Solids, total suspendeddaily maximum≤ 6.5 lb/dall year005
Nitrogen, Kjeldahl, total [as N]monthly average≤ 18 mg/Lall year005
Nitrogen, Kjeldahl, total [as N]daily maximum≤ 36 mg/Lall year005
Nitrogen, Kjeldahl, total [as N]monthly average≤ 2 lb/dall year005
Nitrogen, Kjeldahl, total [as N]daily maximum≤ 4 lb/dall year005
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005
Flow, in conduit or thru treatment plantdaily maximum≤ .013 MGDall year005
Chlorine, total residualmonthly average≤ .028 mg/Lall year005
Chlorine, total residualdaily maximum≤ .057 mg/Lall year005
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year005
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year005
Flow ratemonthly averagereport only (gal/d)all yearIU01
Flow ratedaily maximum≤ 40000 gal/dall yearIU01
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all yearIU01
BOD, 5-day, 20 deg. Cdaily maximum≤ 300 mg/Lall yearIU01
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all yearIU01
BOD, 5-day, 20 deg. Cdaily maximumreport only (lb/d)all yearIU01
Solids, total suspendedmonthly averagereport only (mg/L)all yearIU01
Solids, total suspendeddaily maximum≤ 300 mg/Lall yearIU01
Solids, total suspendedmonthly averagereport only (lb/d)all yearIU01
Solids, total suspendeddaily maximumreport only (lb/d)all yearIU01
Copper, total [as Cu]monthly averagereport only (mg/L)all yearIU01
Copper, total [as Cu]daily maximum≤ .009 mg/Lall yearIU01
Copper, total [as Cu]monthly averagereport only (lb/d)all yearIU01
Copper, total [as Cu]daily maximumreport only (lb/d)all yearIU01
Lead, total [as Pb]monthly averagereport only (mg/L)all yearIU01
Lead, total [as Pb]daily maximum≤ .02 mg/Lall yearIU01
Lead, total [as Pb]monthly averagereport only (lb/d)all yearIU01
Lead, total [as Pb]daily maximumreport only (lb/d)all yearIU01
Zinc, total [as Zn]monthly averagereport only (mg/L)all yearIU01
Zinc, total [as Zn]daily maximum≤ .08 mg/Lall yearIU01
Zinc, total [as Zn]monthly averagereport only (lb/d)all yearIU01
Zinc, total [as Zn]daily maximumreport only (lb/d)all yearIU01

How strict are these limits?

Cited limits by parameter: West Virginia's rules and the federal ones.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WV0037397 · MCP: https://passage-data.com/mcp