CHESTER, CITY OF

NPDES permit WV0021768 · Minor POTW · effective, expires 2030-09-21 · 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

0values over a limit
0required values missing, on 0 form(s)
4of 26 forms filed late

Last period with anything received: 2026-07-31.

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 (62)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 60 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 118 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 236 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 <= 118 lb/d all year
001Solids, total suspendedDAILY MX <= 236 lb/d all year
001Nitrogen, Kjeldahl, total [as N]MO AVG <= 18 mg/L all year
001Nitrogen, Kjeldahl, total [as N]DAILY MX <= 36 mg/L all year
001Nitrogen, Kjeldahl, total [as N]MO AVG <= 70.6 lb/d all year
001Nitrogen, Kjeldahl, total [as N]DAILY MX <= 141.2 lb/d all year
001Iron, total recoverableMO AVG report only all year
001Iron, total recoverableDAILY MX report only all year
001Zinc, total recoverableMO AVG report only all year
001Zinc, total recoverableDAILY MX report only all year
001Aluminum, total recoverableMO AVG report only all year
001Aluminum, total recoverableDAILY MX report only all year
001Lead, total recoverableMO AVG report only all year
001Lead, total recoverableMO AVG report only all year
001Lead, total recoverableDAILY MX report only all year
001Lead, total recoverableDAILY MX report only all year
001Copper, total recoverableMO AVG report only all year
001Copper, total recoverableMO AVG report only all year
001Copper, total recoverableDAILY MX report only all year
001Copper, total recoverableDAILY MX report only 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
IU01Flow rateMO AVG report only all year
IU01Flow rateDAILY MX <= 50000 gal/d all year
IU01pHINST MIN >= 5 SU all year
IU01pHINST MAX <= 10 SU all year
IU01Solids, total suspendedMO AVG report only all year
IU01Solids, total suspendedDAILY MX <= 500 mg/L all year
IU01Solids, total suspendedMO AVG report only all year
IU01Solids, total suspendedDAILY MX report only all year
IU01Iron, total [as Fe]MO AVG report only all year
IU01Iron, total [as Fe]DAILY MX report only all year
IU01Iron, total [as Fe]MO AVG report only all year
IU01Iron, total [as Fe]DAILY MX <= 4.17 lb/d all year
IU01Manganese, total [as Mn]MO AVG report only all year
IU01Manganese, total [as Mn]DAILY MX report only all year
IU01Manganese, total [as Mn]MO AVG report only all year
IU01Manganese, total [as Mn]DAILY MX <= 16.7 lb/d all year
IU01Zinc, total [as Zn]MO AVG report only all year
IU01Zinc, total [as Zn]DAILY MX report only all year
IU01Zinc, total [as Zn]MO AVG report only all year
IU01Zinc, total [as Zn]DAILY MX report only all year
IU01Aluminum, total [as Al]MO AVG report only all year
IU01Aluminum, total [as Al]DAILY MX report only all year
IU01Aluminum, total [as Al]MO AVG report only all year
IU01Aluminum, total [as Al]DAILY MX report only all year
IU01Copper, total recoverableMO AVG report only all year
IU01Copper, total recoverableDAILY MX report only all year
IU01Copper, total recoverableMO AVG report only all year
IU01Copper, total recoverableDAILY MX report only 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