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Marmet, Town of

Sewage treatment plant, Marmet, West Virginia. NPDES permit WV0021750, in force until Aug 10, 2031. Last 12 months: over a limit 33 times (last August 2026), 192 required values missing, 18 of 26 reports late. Source: EPA ECHO, Oct 22, 2026.

Last report on file
August 2026
Oct 2024 – Sep 2025
38 values over a limit, 75 required values missing, 18 of 26 reports late

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

All 33 values over a limit
Period endingParameterReportedLimitOver by
March 2026Nitrogen, Kjeldahl, total [as N], monthly average38.95 lb/d≤ 25 lb/d56%
March 2026Nitrogen, Kjeldahl, total [as N], monthly average38.95 lb/d≤ 25 lb/d56%
March 2026Nitrogen, Kjeldahl, total [as N], monthly average9.53 mg/L≤ 6 mg/L59%
March 2026Nitrogen, Kjeldahl, total [as N], monthly average9.53 mg/L≤ 6 mg/L59%
March 2026Solids, suspended percent removal, dry, monthly average minimum82.5 %≥ 85 %17%
March 2026Solids, suspended percent removal, dry, monthly average minimum82.5 %≥ 85 %17%
April 2026BOD, 5 day percent removal, dry, monthly average minimum60 %≥ 85 %167%
April 2026BOD, 5 day percent removal, dry, monthly average minimum60 %≥ 85 %167%
April 2026BOD, 5-day, 20 deg. C, daily maximum173.9 lb/d≤ 91.8 lb/d89%
April 2026BOD, 5-day, 20 deg. C, daily maximum173.9 lb/d≤ 91.8 lb/d89%
April 2026BOD, 5-day, 20 deg. C, daily maximum32.9 mg/L≤ 22 mg/L50%
April 2026BOD, 5-day, 20 deg. C, daily maximum32.9 mg/L≤ 22 mg/L50%
April 2026BOD, 5-day, 20 deg. C, monthly average173.9 lb/d≤ 45.9 lb/d279%
April 2026BOD, 5-day, 20 deg. C, monthly average173.9 lb/d≤ 45.9 lb/d279%
April 2026BOD, 5-day, 20 deg. C, monthly average32.9 mg/L≤ 11 mg/L199%
April 2026BOD, 5-day, 20 deg. C, monthly average32.9 mg/L≤ 11 mg/L199%
April 2026Coliform, fecal general, daily maximum2419 #/100mL≤ 400 #/100mL505%
April 2026Coliform, fecal general, daily maximum2419 #/100mL≤ 400 #/100mL505%
April 2026Coliform, fecal general, monthly geometric mean2419 #/100mL≤ 200 #/100mL1110%
April 2026Coliform, fecal general, monthly geometric mean2419 #/100mL≤ 200 #/100mL1110%
April 2026Nitrogen, Kjeldahl, total [as N], daily maximum103.01 lb/d≤ 50 lb/d106%
April 2026Nitrogen, Kjeldahl, total [as N], daily maximum103.01 lb/d≤ 50 lb/d106%
April 2026Nitrogen, Kjeldahl, total [as N], daily maximum19.5 mg/L≤ 12 mg/L63%
April 2026Nitrogen, Kjeldahl, total [as N], daily maximum19.5 mg/L≤ 12 mg/L63%
April 2026Nitrogen, Kjeldahl, total [as N], monthly average103.1 lb/d≤ 25 lb/d312%
April 2026Nitrogen, Kjeldahl, total [as N], monthly average103.1 lb/d≤ 25 lb/d312%
April 2026Nitrogen, Kjeldahl, total [as N], monthly average19.5 mg/L≤ 6 mg/L225%
April 2026Nitrogen, Kjeldahl, total [as N], monthly average19.5 mg/L≤ 6 mg/L225%
April 2026Solids, suspended percent removal, dry, monthly average minimum77.9 %≥ 85 %47%
April 2026Solids, suspended percent removal, dry, monthly average minimum77.9 %≥ 85 %47%
June 2026Oxygen, dissolved [DO], instantaneous minimum7.2 mg/L≥ 7.25 mg/L1%
June 2026Oxygen, dissolved [DO], instantaneous minimum7.2 mg/L≥ 7.25 mg/L1%
August 2026Oxygen, dissolved [DO], instantaneous minimum7.1 mg/L≥ 7.25 mg/L2%

Limits in force (55)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 7.25 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 11 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 22 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 45.9 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 91.8 lb/dall year001
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≤ 125.1 lb/dall year001
Solids, total suspendeddaily maximum≤ 250.2 lb/dall year001
Nitrogen, Kjeldahl, total [as N]monthly average≤ 6 mg/Lall year001
Nitrogen, Kjeldahl, total [as N]daily maximum≤ 12 mg/Lall year001
Nitrogen, Kjeldahl, total [as N]monthly average≤ 25 lb/dall year001
Nitrogen, Kjeldahl, total [as N]daily maximum≤ 50 lb/dall year001
Zinc, total recoverablemonthly average≤ .075 mg/Lall year001
Zinc, total recoverabledaily maximum≤ .155 mg/Lall year001
Lead, total recoverablemonthly averagereport only (mg/L)all year001
Lead, total recoverabledaily maximumreport only (mg/L)all year001
Copper, total recoverablemonthly average≤ .009 mg/Lall year001
Copper, total recoverabledaily maximum≤ .018 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
BOD, 5 day percent removal, drymonthly average minimum≥ 85 %all year001
BOD, 5 day percent removal, wetmonthly average minimumreport only (%)all year001
Solids, suspended percent removal, drymonthly average minimum≥ 85 %all year001
Solids, suspended percent removal, wetmonthly average minimumreport only (%)all year001
E. colimonthly geometric mean≤ 126 #/100mLall year001
E. colidaily maximum≤ 410 #/100mLall year001
Flow ratemonthly averagereport only (gal/d)all yearIU01
Flow ratedaily maximum≤ 24500 gal/dall yearIU01
pHinstantaneous minimum≥ 5 SUall yearIU01
pHinstantaneous maximum≤ 10 SUall yearIU01
Copper, total [as Cu]monthly averagereport only (mg/L)all yearIU01
Copper, total [as Cu]daily maximum≤ .02 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≤ .01 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≤ 1 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
Flow ratemonthly averagereport only (gal/d)all yearIU02
Flow ratedaily maximum≤ 500 gal/dall yearIU02
pHinstantaneous minimum≥ 5 SUall yearIU02
pHinstantaneous maximum≤ 10 SUall yearIU02
Solids, total suspendedmonthly averagereport only (mg/L)all yearIU02
Solids, total suspendeddaily maximum≤ 250 mg/Lall yearIU02
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all yearIU02
Oil and grease, hexane extr methoddaily maximum≤ 100 mg/Lall yearIU02
Chemical Oxygen Demand [COD]monthly averagereport only (mg/L)all yearIU02
Chemical Oxygen Demand [COD]daily maximumreport only (mg/L)all yearIU02

How strict are these limits?

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

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