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Middlebourne, Town of

Sewage treatment plant, Middlebourne, West Virginia. NPDES permit WV0024554, in force until Sep 5, 2027. Last 12 months: over a limit 20 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: form A monthly (21 values), form B quarterly (4 values), form D yearly
Renewal application due
Mar 9, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
18 values over a limit, 0 required values missing, 0 of 17 reports late

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

All 20 values over a limit
Period endingParameterReportedLimitOver by
October 2025Oxygen, dissolved [DO], instantaneous minimum7.2 mg/L≥ 7.25 mg/L1%
November 2025Oxygen, dissolved [DO], instantaneous minimum7.2 mg/L≥ 7.25 mg/L1%
December 2025Oxygen, dissolved [DO], instantaneous minimum6.9 mg/L≥ 7.25 mg/L5%
December 2025Solids, suspended percent removal, monthly average minimum84.8 %≥ 85 %1%
January 2026Oxygen, dissolved [DO], instantaneous minimum6.9 mg/L≥ 7.25 mg/L5%
January 2026Solids, suspended percent removal, monthly average minimum57.9 %≥ 85 %181%
February 2026Oxygen, dissolved [DO], instantaneous minimum7.2 mg/L≥ 7.25 mg/L1%
March 2026Oxygen, dissolved [DO], instantaneous minimum6.6 mg/L≥ 7.25 mg/L9%
March 2026Solids, suspended percent removal, monthly average minimum41.7 %≥ 85 %289%
April 2026Oxygen, dissolved [DO], instantaneous minimum6.6 mg/L≥ 7.25 mg/L9%
April 2026Solids, suspended percent removal, monthly average minimum18.6 %≥ 85 %443%
April 2026Solids, total suspended, monthly average35 mg/L≤ 30 mg/L17%
May 2026Nitrogen, ammonia total [as N], monthly average1.82 mg/L≤ 1 mg/L82%
May 2026Oxygen, dissolved [DO], instantaneous minimum7.1 mg/L≥ 7.25 mg/L2%
June 2026Oxygen, dissolved [DO], instantaneous minimum7.1 mg/L≥ 7.25 mg/L2%
June 2026Solids, suspended percent removal, monthly average minimum59 %≥ 85 %173%
July 2026Oxygen, dissolved [DO], instantaneous minimum7.1 mg/L≥ 7.25 mg/L2%
July 2026Solids, suspended percent removal, monthly average minimum63.63 %≥ 85 %142%
August 2026Oxygen, dissolved [DO], instantaneous minimum7.1 mg/L≥ 7.25 mg/L2%
August 2026Solids, suspended percent removal, monthly average minimum83 %≥ 85 %13%

Limits in force (35)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 7.25 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 3.8 mg/LMay–Oct
BOD, 5-day, 20 deg. Cmonthly average≤ 7.6 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, 5-day, 20 deg. Cdaily maximum≤ 7.6 mg/LMay–Oct
BOD, 5-day, 20 deg. Cdaily maximum≤ 15.2 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, 5-day, 20 deg. Cmonthly average≤ 7.1 lb/dMay–Oct
BOD, 5-day, 20 deg. Cmonthly average≤ 14.3 lb/dJan, Feb, Mar, Apr, Nov, Dec
BOD, 5-day, 20 deg. Cdaily maximum≤ 14.3 lb/dMay–Oct
BOD, 5-day, 20 deg. Cdaily maximum≤ 28.5 lb/dJan, Feb, Mar, Apr, Nov, Dec
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendeddaily maximum≤ 60 mg/Lall year
Solids, total suspendedmonthly average≤ 56.3 lb/dall year
Solids, total suspendeddaily maximum≤ 112.6 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/LMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 4 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 2 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 3.8 lb/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.9 lb/dMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 7.6 lb/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 3.8 lb/dMay–Oct
Zinc, total recoverablemonthly averagereport only (mg/L)all year
Zinc, total recoverabledaily maximumreport only (mg/L)all year
Lead, total recoverablemonthly averagereport only (mg/L)all year
Lead, total recoverabledaily maximumreport only (mg/L)all year
Copper, total recoverablemonthly averagereport only (mg/L)all year
Copper, total recoverabledaily maximumreport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year

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/WV0024554 · MCP: https://passage-data.com/mcp