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Union, Town of

Sewage treatment plant, Union, West Virginia. NPDES permit WV0024368, in force until Nov 24, 2029. Last 12 months: over a limit 28 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form A monthly (25 values), outfall 001 form B quarterly (2 values), outfall IU02 form B quarterly (20 values), outfall IU03 form B quarterly (10 values), outfall IU04 form B quarterly (10 values), outfall 001 form D yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
13 values over a limit, 0 required values missing, 2 of 29 reports late

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

All 28 values over a limit
Period endingOutfallParameterReportedLimitOver by
October 2025001Copper, total recoverable, daily maximum.0208 mg/L≤ .017 mg/L22%
October 2025001Copper, total recoverable, monthly average.0208 mg/L≤ .0088 mg/L136%
October 2025001Zinc, total recoverable, monthly average.136 mg/L≤ .083 mg/L64%
November 2025001Copper, total recoverable, monthly average.013 mg/L≤ .0088 mg/L48%
December 2025IU03Oil and grease, hexane extr method, daily maximum35.4 mg/L≤ 30 mg/L18%
January 2026001BOD, 5-day, 20 deg. C, daily maximum19.44 lb/d≤ 15 lb/d30%
January 2026001BOD, 5-day, 20 deg. C, daily maximum37 mg/L≤ 20 mg/L85%
January 2026001BOD, 5-day, 20 deg. C, monthly average19.44 lb/d≤ 7.5 lb/d159%
January 2026001BOD, 5-day, 20 deg. C, monthly average37 mg/L≤ 10 mg/L270%
January 2026001BOD, 5-day, percent removal, monthly average minimum73 %≥ 85 %80%
February 2026001Copper, total recoverable, monthly average.0108 mg/L≤ .0088 mg/L23%
March 2026IU03Flow rate, daily maximum1260 gal/d≤ 100 gal/d1160%
March 2026IU03Oil and grease, hexane extr method, daily maximum69.6 mg/L≤ 30 mg/L132%
March 2026IU03Solids, total suspended, daily maximum496 mg/L≤ 250 mg/L98%
April 2026001BOD, 5-day, 20 deg. C, daily maximum23.5 mg/L≤ 20 mg/L18%
April 2026001BOD, 5-day, 20 deg. C, monthly average10.7 lb/d≤ 7.5 lb/d43%
April 2026001BOD, 5-day, 20 deg. C, monthly average23.5 mg/L≤ 10 mg/L135%
April 2026001Copper, total recoverable, daily maximum.03 mg/L≤ .017 mg/L76%
April 2026001Copper, total recoverable, monthly average.03 mg/L≤ .0088 mg/L241%
April 2026001Zinc, total recoverable, monthly average.117 mg/L≤ .083 mg/L41%
May 2026001Copper, total recoverable, monthly average.0129 mg/L≤ .0088 mg/L47%
May 2026001Zinc, total recoverable, monthly average.0978 mg/L≤ .083 mg/L18%
June 2026IU03Flow rate, daily maximum880 gal/d≤ 100 gal/d780%
June 2026IU03Oil and grease, hexane extr method, daily maximum48.5 mg/L≤ 30 mg/L62%
July 2026001Copper, total recoverable, daily maximum.019 mg/L≤ .017 mg/L12%
July 2026001Copper, total recoverable, monthly average.019 mg/L≤ .0088 mg/L116%
August 2026001Coliform, fecal general, monthly geometric mean600 #/100mL≤ 200 #/100mL200%
August 2026001Copper, total recoverable, monthly average.009 mg/L≤ .0088 mg/L2%

Limits in force (69)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 6 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 20 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 7.5 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 15 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≤ 22.5 lb/dall year001
Solids, total suspendeddaily maximum≤ 45 lb/dall year001
Nitrogen, ammonia total [as N]monthly average≤ 3.7 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 7.4 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 2.8 lb/dall year001
Nitrogen, ammonia total [as N]daily maximum≤ 5.6 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 average≤ .083 mg/Lall year001
Zinc, total recoverabledaily maximum≤ .142 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≤ .0088 mg/Lall year001
Copper, total recoverabledaily maximum≤ .017 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
Flow ratemonthly averagereport only (gal/d)all yearIU02
Flow ratedaily maximum≤ 2000 gal/dall yearIU02
pHinstantaneous minimum≥ 5 SUall yearIU02
pHinstantaneous maximum≤ 10 SUall yearIU02
Cyanide, total [as CN]monthly average≤ .25 mg/Lall yearIU02
Cyanide, total [as CN]daily maximum≤ .4 mg/Lall yearIU02
Cadmium, total [as Cd]monthly average≤ .003 mg/Lall yearIU02
Cadmium, total [as Cd]daily maximum≤ .004 mg/Lall yearIU02
Chromium, total [as Cr]monthly average≤ .58 mg/Lall yearIU02
Chromium, total [as Cr]daily maximum≤ .87 mg/Lall yearIU02
Copper, total [as Cu]monthly average≤ .6 mg/Lall yearIU02
Copper, total [as Cu]daily maximum≤ 1 mg/Lall yearIU02
Lead, total [as Pb]monthly average≤ .025 mg/Lall yearIU02
Lead, total [as Pb]daily maximum≤ .035 mg/Lall yearIU02
Nickel, total [as Ni]monthly average≤ .25 mg/Lall yearIU02
Nickel, total [as Ni]daily maximum≤ .4 mg/Lall yearIU02
Silver, total [as Ag]monthly average≤ .06 mg/Lall yearIU02
Silver, total [as Ag]daily maximum≤ .1 mg/Lall yearIU02
Zinc, total [as Zn]monthly average≤ .43 mg/Lall yearIU02
Zinc, total [as Zn]daily maximum≤ .63 mg/Lall yearIU02
Flow ratemonthly averagereport only (gal/d)all yearIU03
Flow ratedaily maximum≤ 100 gal/dall yearIU03
pHinstantaneous minimum≥ 5 SUall yearIU03
pHinstantaneous maximum≤ 10 SUall yearIU03
Solids, total suspendedmonthly averagereport only (mg/L)all yearIU03
Solids, total suspendeddaily maximum≤ 250 mg/Lall yearIU03
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all yearIU03
Oil and grease, hexane extr methoddaily maximum≤ 30 mg/Lall yearIU03
Copper, total [as Cu]monthly averagereport only (mg/L)all yearIU03
Copper, total [as Cu]daily maximumreport only (mg/L)all yearIU03
Flow ratemonthly averagereport only (gal/d)all yearIU04
Flow ratedaily maximum≤ 200 gal/dall yearIU04
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all yearIU04
BOD, 5-day, 20 deg. Cdaily maximum≤ 500 mg/Lall yearIU04
pHinstantaneous minimum≥ 5 SUall yearIU04
pHinstantaneous maximum≤ 10 SUall yearIU04
Solids, total suspendedmonthly averagereport only (mg/L)all yearIU04
Solids, total suspendeddaily maximum≤ 500 mg/Lall yearIU04
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all yearIU04
Nitrogen, Kjeldahl, total [as N]daily maximum≤ 100 mg/Lall yearIU04

How strict are these limits?

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

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Your permit document is the final word. As JSON: /api/v1/permits/WV0024368 · MCP: https://passage-data.com/mcp