UNION, TOWN OF

NPDES permit WV0024368 · Minor POTW · effective, expires 2029-11-24 · EPA's file as of 2026-09-19

Check this month's numbers before you file

EPA's record, 2025-09-01 to 2026-08-31

30values over a limit
0required values missing, on 0 form(s)
0of 28 forms filed late

Last period with anything received: 2026-07-31. Most often over: Copper, total recoverable (10), BOD, 5-day, 20 deg. C (7), Oil and grease, hexane extr method (4).

Reporting

Reports are due about 25 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (69)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]INST MIN >= 6 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 10 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 20 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 7.5 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 15 lb/d all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 60 mg/L all year
001Solids, total suspendedMO AVG <= 22.5 lb/d all year
001Solids, total suspendedDAILY MX <= 45 lb/d all year
001Nitrogen, ammonia total [as N]MO AVG <= 3.7 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 7.4 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 2.8 lb/d all year
001Nitrogen, ammonia total [as N]DAILY MX <= 5.6 lb/d all year
001Hardness, total [as CaCO3]MO AVG report only all year
001Hardness, total [as CaCO3]DAILY MX report only all year
001Zinc, total recoverableMO AVG <= .083 mg/L all year
001Zinc, total recoverableDAILY MX <= .142 mg/L all year
001Lead, total recoverableMO AVG report only all year
001Lead, total recoverableDAILY MX report only all year
001Copper, total recoverableMO AVG <= .0088 mg/L all year
001Copper, total recoverableDAILY MX <= .017 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Coliform, fecal generalMO GEOMN <= 200 #/100mL all year
001Coliform, fecal generalDAILY MX <= 400 #/100mL all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
IU02Flow rateMO AVG report only all year
IU02Flow rateDAILY MX <= 2000 gal/d all year
IU02pHINST MIN >= 5 SU all year
IU02pHINST MAX <= 10 SU all year
IU02Cyanide, total [as CN]MO AVG <= .25 mg/L all year
IU02Cyanide, total [as CN]DAILY MX <= .4 mg/L all year
IU02Cadmium, total [as Cd]MO AVG <= .003 mg/L all year
IU02Cadmium, total [as Cd]DAILY MX <= .004 mg/L all year
IU02Chromium, total [as Cr]MO AVG <= .58 mg/L all year
IU02Chromium, total [as Cr]DAILY MX <= .87 mg/L all year
IU02Copper, total [as Cu]MO AVG <= .6 mg/L all year
IU02Copper, total [as Cu]DAILY MX <= 1 mg/L all year
IU02Lead, total [as Pb]MO AVG <= .025 mg/L all year
IU02Lead, total [as Pb]DAILY MX <= .035 mg/L all year
IU02Nickel, total [as Ni]MO AVG <= .25 mg/L all year
IU02Nickel, total [as Ni]DAILY MX <= .4 mg/L all year
IU02Silver, total [as Ag]MO AVG <= .06 mg/L all year
IU02Silver, total [as Ag]DAILY MX <= .1 mg/L all year
IU02Zinc, total [as Zn]MO AVG <= .43 mg/L all year
IU02Zinc, total [as Zn]DAILY MX <= .63 mg/L all year
IU03Flow rateMO AVG report only all year
IU03Flow rateDAILY MX <= 100 gal/d all year
IU03pHINST MIN >= 5 SU all year
IU03pHINST MAX <= 10 SU all year
IU03Solids, total suspendedMO AVG report only all year
IU03Solids, total suspendedDAILY MX <= 250 mg/L all year
IU03Oil and grease, hexane extr methodMO AVG report only all year
IU03Oil and grease, hexane extr methodDAILY MX <= 30 mg/L all year
IU03Copper, total [as Cu]MO AVG report only all year
IU03Copper, total [as Cu]DAILY MX report only all year
IU04Flow rateMO AVG report only all year
IU04Flow rateDAILY MX <= 200 gal/d all year
IU04BOD, 5-day, 20 deg. CMO AVG report only all year
IU04BOD, 5-day, 20 deg. CDAILY MX <= 500 mg/L all year
IU04pHINST MIN >= 5 SU all year
IU04pHINST MAX <= 10 SU all year
IU04Solids, total suspendedMO AVG report only all year
IU04Solids, total suspendedDAILY MX <= 500 mg/L all year
IU04Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
IU04Nitrogen, Kjeldahl, total [as N]DAILY MX <= 100 mg/L all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states