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Mingo County PSD

Sewage treatment plant, Kermit, Delbarton, W, West Virginia. NPDES permit WV0037699, in force until Apr 24, 2028. Last 12 months: over a limit 59 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 004 form B quarterly (42 values), outfall 002 form B quarterly, outfall 003 form B quarterly
Renewal application due
Oct 27, 2027 · 180 days before expiry; your permit may set another date
Last report on file
June 2026
Oct 2024 – Sep 2025
59 values over a limit, 126 required values missing, 6 of 12 reports late

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

All 59 values over a limit
Period endingOutfallParameterReportedLimitOver by
December 2025002BOD, 5-day, 20 deg. C, daily maximum122 mg/L≤ 60 mg/L103%
December 2025002BOD, 5-day, 20 deg. C, monthly average122 mg/L≤ 30 mg/L307%
December 2025002BOD, 5-day, 20 deg. C, monthly average3.66 lb/d≤ 3 lb/d22%
December 2025002Chlorine, total residual, daily maximum50 mg/L≤ .057 mg/L87619%
December 2025002Chlorine, total residual, monthly average50 mg/L≤ .028 mg/L—
December 2025002Coliform, fecal general, daily maximum1200 #/100mL≤ 400 #/100mL200%
December 2025002Coliform, fecal general, monthly geometric mean1200 #/100mL≤ 200 #/100mL500%
December 2025002Nitrogen, ammonia total [as N], daily maximum81.2 mg/L≤ 22.9 mg/L255%
December 2025002Nitrogen, ammonia total [as N], monthly average2.24 lb/d≤ 1.1 lb/d104%
December 2025002Nitrogen, ammonia total [as N], monthly average81.2 mg/L≤ 11.4 mg/L612%
December 2025002Oxygen, dissolved [DO], instantaneous minimum5.8 mg/L≥ 6 mg/L3%
December 2025002Solids, total suspended, monthly average50 mg/L≤ 30 mg/L67%
December 2025003BOD, 5-day, 20 deg. C, daily maximum182.5 mg/L≤ 20 mg/L813%
December 2025003BOD, 5-day, 20 deg. C, daily maximum4.38 lb/d≤ 2.5 lb/d75%
December 2025003BOD, 5-day, 20 deg. C, monthly average182.5 mg/L≤ 10 mg/L1725%
December 2025003BOD, 5-day, 20 deg. C, monthly average4.38 lb/d≤ 1.25 lb/d250%
December 2025003Coliform, fecal general, daily maximum1200 #/100mL≤ 400 #/100mL200%
December 2025003Coliform, fecal general, monthly geometric mean1200 #/100mL≤ 200 #/100mL500%
December 2025003Nitrogen, ammonia total [as N], daily maximum35.3 mg/L≤ 12 mg/L194%
December 2025003Nitrogen, ammonia total [as N], monthly average.848 lb/d≤ .75 lb/d13%
December 2025003Nitrogen, ammonia total [as N], monthly average35.3 mg/L≤ 6 mg/L488%
December 2025003Oxygen, dissolved [DO], instantaneous minimum5.9 mg/L≥ 6 mg/L2%
March 2026002BOD, 5-day, 20 deg. C, daily maximum369 mg/L≤ 60 mg/L515%
March 2026002BOD, 5-day, 20 deg. C, monthly average369 mg/L≤ 30 mg/L1130%
March 2026002BOD, 5-day, 20 deg. C, monthly average4.43 lb/d≤ 3 lb/d48%
March 2026002Chlorine, total residual, daily maximum50 mg/L≤ .057 mg/L87619%
March 2026002Chlorine, total residual, monthly average50 mg/L≤ .028 mg/L—
March 2026002Coliform, fecal general, daily maximum1200 #/100mL≤ 400 #/100mL200%
March 2026002Coliform, fecal general, monthly geometric mean1200 #/100mL≤ 200 #/100mL500%
March 2026002Nitrogen, ammonia total [as N], daily maximum31.4 mg/L≤ 22.9 mg/L37%
March 2026002Nitrogen, ammonia total [as N], monthly average31.4 mg/L≤ 11.4 mg/L175%
March 2026002Solids, total suspended, monthly average44 mg/L≤ 30 mg/L47%
March 2026003BOD, 5-day, 20 deg. C, daily maximum134 mg/L≤ 20 mg/L570%
March 2026003BOD, 5-day, 20 deg. C, monthly average134 mg/L≤ 10 mg/L1240%
March 2026003Coliform, fecal general, daily maximum1200 #/100mL≤ 400 #/100mL200%
March 2026003Coliform, fecal general, monthly geometric mean1200 #/100mL≤ 200 #/100mL500%
March 2026003Nitrogen, ammonia total [as N], monthly average11.8 mg/L≤ 6 mg/L97%
June 2026002BOD, 5-day, 20 deg. C, daily maximum294 mg/L≤ 60 mg/L390%
June 2026002BOD, 5-day, 20 deg. C, monthly average294 mg/L≤ 30 mg/L880%
June 2026002BOD, 5-day, 20 deg. C, monthly average3.53 lb/d≤ 3 lb/d18%
June 2026002Chlorine, total residual, daily maximum50 mg/L≤ .057 mg/L87619%
June 2026002Chlorine, total residual, monthly average50 mg/L≤ .028 mg/L—
June 2026002Coliform, fecal general, daily maximum1200 #/100mL≤ 400 #/100mL200%
June 2026002Coliform, fecal general, monthly geometric mean1200 #/100mL≤ 200 #/100mL500%
June 2026002Nitrogen, ammonia total [as N], daily maximum30.8 mg/L≤ 22.9 mg/L34%
June 2026002Nitrogen, ammonia total [as N], monthly average30.8 mg/L≤ 11.4 mg/L170%
June 2026002Solids, total suspended, daily maximum70 mg/L≤ 60 mg/L17%
June 2026002Solids, total suspended, monthly average70 mg/L≤ 30 mg/L133%
June 2026003BOD, 5-day, 20 deg. C, daily maximum276 mg/L≤ 10 mg/L2660%
June 2026003BOD, 5-day, 20 deg. C, daily maximum4.97 lb/d≤ 1.3 lb/d282%
June 2026003BOD, 5-day, 20 deg. C, monthly average276 mg/L≤ 5 mg/L5420%
June 2026003BOD, 5-day, 20 deg. C, monthly average4.97 lb/d≤ .63 lb/d689%
June 2026003Coliform, fecal general, daily maximum1200 #/100mL≤ 400 #/100mL200%
June 2026003Coliform, fecal general, monthly geometric mean1200 #/100mL≤ 200 #/100mL500%
June 2026003Nitrogen, ammonia total [as N], daily maximum128.8 mg/L≤ 6 mg/L2047%
June 2026003Nitrogen, ammonia total [as N], daily maximum2.32 lb/d≤ .75 lb/d209%
June 2026003Nitrogen, ammonia total [as N], monthly average128.8 mg/L≤ 3 mg/L4193%
June 2026003Nitrogen, ammonia total [as N], monthly average2.32 lb/d≤ .375 lb/d519%
June 2026003Solids, total suspended, monthly average58 mg/L≤ 30 mg/L93%

Limits in force (142)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 6 mg/Lall year002
Oxygen, dissolved [DO]instantaneous minimum≥ 6 mg/Lall year002
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year002
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year002
BOD, 5-day, 20 deg. Cdaily maximum≤ 60 mg/Lall year002
BOD, 5-day, 20 deg. Cdaily maximum≤ 60 mg/Lall year002
BOD, 5-day, 20 deg. Cmonthly average≤ 3 lb/dall year002
BOD, 5-day, 20 deg. Cmonthly average≤ 3 lb/dall year002
BOD, 5-day, 20 deg. Cdaily maximum≤ 6 lb/dall year002
BOD, 5-day, 20 deg. Cdaily maximum≤ 6 lb/dall year002
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 9 SUall year002
pHinstantaneous maximum≤ 9 SUall year002
Solids, total suspendedmonthly average≤ 30 mg/Lall year002
Solids, total suspendedmonthly average≤ 30 mg/Lall year002
Solids, total suspendeddaily maximum≤ 60 mg/Lall year002
Solids, total suspendeddaily maximum≤ 60 mg/Lall year002
Solids, total suspendedmonthly average≤ 3 lb/dall year002
Solids, total suspendedmonthly average≤ 3 lb/dall year002
Solids, total suspendeddaily maximum≤ 6 lb/dall year002
Solids, total suspendeddaily maximum≤ 6 lb/dall year002
Nitrogen, ammonia total [as N]monthly average≤ 11.4 mg/Lall year002
Nitrogen, ammonia total [as N]monthly average≤ 11.4 mg/Lall year002
Nitrogen, ammonia total [as N]daily maximum≤ 22.9 mg/Lall year002
Nitrogen, ammonia total [as N]daily maximum≤ 22.9 mg/Lall year002
Nitrogen, ammonia total [as N]monthly average≤ 1.1 lb/dall year002
Nitrogen, ammonia total [as N]monthly average≤ 1.1 lb/dall year002
Nitrogen, ammonia total [as N]daily maximum≤ 2.3 lb/dall year002
Nitrogen, ammonia total [as N]daily maximum≤ 2.3 lb/dall year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximum≤ .012 MGDall year002
Flow, in conduit or thru treatment plantdaily maximum≤ .012 MGDall year002
Chlorine, total residualmonthly average≤ .028 mg/Lall year002
Chlorine, total residualmonthly average≤ .028 mg/Lall year002
Chlorine, total residualdaily maximum≤ .057 mg/Lall year002
Chlorine, total residualdaily maximum≤ .057 mg/Lall year002
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year002
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year002
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year002
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year002
Oxygen, dissolved [DO]instantaneous minimum≥ 6 mg/Lall year003
Oxygen, dissolved [DO]instantaneous minimum≥ 6 mg/Lall year003
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/LJan, Feb, Mar, Apr, Nov, Dec003
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/LJan, Feb, Mar, Apr, Nov, Dec003
BOD, 5-day, 20 deg. Cmonthly average≤ 5 mg/LMay–Oct003
BOD, 5-day, 20 deg. Cmonthly average≤ 5 mg/LMay–Oct003
BOD, 5-day, 20 deg. Cdaily maximum≤ 20 mg/LJan, Feb, Mar, Apr, Nov, Dec003
BOD, 5-day, 20 deg. Cdaily maximum≤ 20 mg/LJan, Feb, Mar, Apr, Nov, Dec003
BOD, 5-day, 20 deg. Cdaily maximum≤ 10 mg/LMay–Oct003
BOD, 5-day, 20 deg. Cdaily maximum≤ 10 mg/LMay–Oct003
BOD, 5-day, 20 deg. Cmonthly average≤ 1.25 lb/dJan, Feb, Mar, Apr, Nov, Dec003
BOD, 5-day, 20 deg. Cmonthly average≤ 1.25 lb/dJan, Feb, Mar, Apr, Nov, Dec003
BOD, 5-day, 20 deg. Cmonthly average≤ .63 lb/dMay–Oct003
BOD, 5-day, 20 deg. Cmonthly average≤ .63 lb/dMay–Oct003
BOD, 5-day, 20 deg. Cdaily maximum≤ 2.5 lb/dJan, Feb, Mar, Apr, Nov, Dec003
BOD, 5-day, 20 deg. Cdaily maximum≤ 2.5 lb/dJan, Feb, Mar, Apr, Nov, Dec003
BOD, 5-day, 20 deg. Cdaily maximum≤ 1.3 lb/dMay–Oct003
BOD, 5-day, 20 deg. Cdaily maximum≤ 1.3 lb/dMay–Oct003
pHinstantaneous minimum≥ 6 SUall year003
pHinstantaneous minimum≥ 6 SUall year003
pHinstantaneous maximum≤ 9 SUall year003
pHinstantaneous maximum≤ 9 SUall year003
Solids, total suspendedmonthly average≤ 30 mg/Lall year003
Solids, total suspendedmonthly average≤ 30 mg/Lall year003
Solids, total suspendeddaily maximum≤ 60 mg/Lall year003
Solids, total suspendeddaily maximum≤ 60 mg/Lall year003
Solids, total suspendedmonthly average≤ 3.75 lb/dall year003
Solids, total suspendedmonthly average≤ 3.75 lb/dall year003
Solids, total suspendeddaily maximum≤ 7.5 lb/dall year003
Solids, total suspendeddaily maximum≤ 7.5 lb/dall year003
Nitrogen, ammonia total [as N]monthly average≤ 6 mg/LJan, Feb, Mar, Apr, Nov, Dec003
Nitrogen, ammonia total [as N]monthly average≤ 6 mg/LJan, Feb, Mar, Apr, Nov, Dec003
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/LMay–Oct003
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/LMay–Oct003
Nitrogen, ammonia total [as N]daily maximum≤ 12 mg/LJan, Feb, Mar, Apr, Nov, Dec003
Nitrogen, ammonia total [as N]daily maximum≤ 12 mg/LJan, Feb, Mar, Apr, Nov, Dec003
Nitrogen, ammonia total [as N]daily maximum≤ 6 mg/LMay–Oct003
Nitrogen, ammonia total [as N]daily maximum≤ 6 mg/LMay–Oct003
Nitrogen, ammonia total [as N]monthly average≤ .75 lb/dJan, Feb, Mar, Apr, Nov, Dec003
Nitrogen, ammonia total [as N]monthly average≤ .75 lb/dJan, Feb, Mar, Apr, Nov, Dec003
Nitrogen, ammonia total [as N]monthly average≤ .375 lb/dMay–Oct003
Nitrogen, ammonia total [as N]monthly average≤ .375 lb/dMay–Oct003
Nitrogen, ammonia total [as N]daily maximum≤ 1.5 lb/dJan, Feb, Mar, Apr, Nov, Dec003
Nitrogen, ammonia total [as N]daily maximum≤ 1.5 lb/dJan, Feb, Mar, Apr, Nov, Dec003
Nitrogen, ammonia total [as N]daily maximum≤ .75 lb/dMay–Oct003
Nitrogen, ammonia total [as N]daily maximum≤ .75 lb/dMay–Oct003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximum≤ .015 MGDall year003
Flow, in conduit or thru treatment plantdaily maximum≤ .015 MGDall year003
Chlorine, total residualmonthly average≤ .028 mg/Lall year003
Chlorine, total residualmonthly average≤ .028 mg/Lall year003
Chlorine, total residualdaily maximum≤ .057 mg/Lall year003
Chlorine, total residualdaily maximum≤ .057 mg/Lall year003
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year003
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year003
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year003
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year003
Oxygen, dissolved [DO]instantaneous minimum≥ 6 mg/Lall year004
Oxygen, dissolved [DO]instantaneous minimum≥ 6 mg/Lall year004
BOD, 5-day, 20 deg. Cmonthly average≤ 5 mg/Lall year004
BOD, 5-day, 20 deg. Cmonthly average≤ 5 mg/Lall year004
BOD, 5-day, 20 deg. Cdaily maximum≤ 10 mg/Lall year004
BOD, 5-day, 20 deg. Cdaily maximum≤ 10 mg/Lall year004
BOD, 5-day, 20 deg. Cmonthly average≤ 1 lb/dall year004
BOD, 5-day, 20 deg. Cmonthly average≤ 1 lb/dall year004
BOD, 5-day, 20 deg. Cdaily maximum≤ 2 lb/dall year004
BOD, 5-day, 20 deg. Cdaily maximum≤ 2 lb/dall year004
pHinstantaneous minimum≥ 6 SUall year004
pHinstantaneous minimum≥ 6 SUall year004
pHinstantaneous maximum≤ 9 SUall year004
pHinstantaneous maximum≤ 9 SUall year004
Solids, total suspendedmonthly average≤ 30 mg/Lall year004
Solids, total suspendedmonthly average≤ 30 mg/Lall year004
Solids, total suspendeddaily maximum≤ 60 mg/Lall year004
Solids, total suspendeddaily maximum≤ 60 mg/Lall year004
Solids, total suspendedmonthly average≤ 6.3 lb/dall year004
Solids, total suspendedmonthly average≤ 6.3 lb/dall year004
Solids, total suspendeddaily maximum≤ 12.5 lb/dall year004
Solids, total suspendeddaily maximum≤ 12.5 lb/dall year004
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/Lall year004
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/Lall year004
Nitrogen, ammonia total [as N]daily maximum≤ 6 mg/Lall year004
Nitrogen, ammonia total [as N]daily maximum≤ 6 mg/Lall year004
Nitrogen, ammonia total [as N]monthly average≤ .625 lb/dall year004
Nitrogen, ammonia total [as N]monthly average≤ .625 lb/dall year004
Nitrogen, ammonia total [as N]daily maximum≤ 1.25 lb/dall year004
Nitrogen, ammonia total [as N]daily maximum≤ 1.25 lb/dall year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximum≤ .025 MGDall year004
Flow, in conduit or thru treatment plantdaily maximum≤ .025 MGDall year004
Chlorine, total residualmonthly average≤ .009 mg/Lall year004
Chlorine, total residualmonthly average≤ .009 mg/Lall year004
Chlorine, total residualdaily maximum≤ .018 mg/Lall year004
Chlorine, total residualdaily maximum≤ .018 mg/Lall year004
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year004
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year004
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year004
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year004

How strict are these limits?

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

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