SALEM, CITY OF

NPDES permit WV0020257 · Minor POTW · effective, expires 2028-11-06 · 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

44values over a limit
4required values missing, on 2 form(s)
0of 50 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, 5-day, 20 deg. C (17), Flow rate (12), Oil and grease, hexane extr method (10).

Reporting

Reports are due about 25 days after each monitoring period ends (the most common figure among WV permits in EPA's filings — check your permit).

Limits in force (113)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]INST MIN >= 7.4 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 6.5 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG <= 13 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CDAILY MX <= 13 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CDAILY MX <= 26 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 21.7 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG <= 43.4 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CDAILY MX <= 43.4 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CDAILY MX <= 86.8 lb/d Jan, Feb, Mar, Apr, Nov, Dec
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 <= 100 lb/d all year
001Solids, total suspendedDAILY MX <= 200 lb/d all year
001Oil and grease, hexane extr methodMO AVG report only all year
001Oil and grease, hexane extr methodDAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 2 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 1 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 4 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 2 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 6.7 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 3.3 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 13.4 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 6.7 lb/d May, Jun, Jul, Aug, Sep, Oct
001Hardness, total [as CaCO3]MO AVG report only all year
001Hardness, total [as CaCO3]DAILY 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 <= .0024 mg/L all year
001Lead, total recoverableDAILY MX <= .0041 mg/L all year
001Copper, total recoverableMO AVG <= .007 mg/L all year
001Copper, total recoverableDAILY MX <= .013 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
IU03Temperature, water deg. fahrenheitDAILY MX <= 120 deg F all year
IU03Flow rateMO AVG report only all year
IU03Flow rateDAILY MX <= 20000 gal/d all year
IU03BOD, 5-day, 20 deg. CMO AVG report only all year
IU03BOD, 5-day, 20 deg. CDAILY MX <= 300 mg/L all year
IU03BOD, 5-day, 20 deg. CMO AVG report only all year
IU03BOD, 5-day, 20 deg. CDAILY MX report only all year
IU03BOD, 5-day, 20 deg. CMO AVG report only all year
IU03BOD, 5-day, 20 deg. CDAILY MX <= 600 mg/L 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 <= 300 mg/L all year
IU03Solids, total suspendedMO AVG report only all year
IU03Solids, total suspendedDAILY MX <= 600 mg/L all year
IU03Oil and grease, hexane extr methodMO AVG report only all year
IU03Oil and grease, hexane extr methodDAILY MX <= 50 mg/L all year
IU03Oil and grease, hexane extr methodMO AVG report only all year
IU03Oil and grease, hexane extr methodDAILY MX report only all year
IU03Oil and grease, hexane extr methodMO AVG report only all year
IU03Oil and grease, hexane extr methodDAILY MX <= 200 mg/L all year
IU03Chemical Oxygen Demand [COD]MO AVG report only all year
IU03Chemical Oxygen Demand [COD]DAILY MX report only all year
IU03Chemical Oxygen Demand [COD]MO AVG report only all year
IU03Chemical Oxygen Demand [COD]DAILY MX report only all year
IU08Temperature, water deg. fahrenheitMO AVG report only all year
IU08Temperature, water deg. fahrenheitDAILY MX <= 120 deg F all year
IU08Flow rateMO AVG report only all year
IU08Flow rateDAILY MX <= 50000 gal/d all year
IU08BOD, 5-day, 20 deg. CDAILY MX <= 300 mg/L all year
IU08BOD, 5-day, 20 deg. CMO AVG report only all year
IU08BOD, 5-day, 20 deg. CDAILY MX <= 600 mg/L all year
IU08pHINST MIN >= 5 SU all year
IU08pHINST MAX <= 10 SU all year
IU08Solids, total suspendedMO AVG report only all year
IU08Solids, total suspendedDAILY MX <= 300 mg/L all year
IU08Solids, total suspendedMO AVG report only all year
IU08Solids, total suspendedDAILY MX <= 600 mg/L all year
IU08Oil and grease, hexane extr methodMO AVG report only all year
IU08Oil and grease, hexane extr methodDAILY MX <= 50 mg/L all year
IU08Oil and grease, hexane extr methodMO AVG report only all year
IU08Oil and grease, hexane extr methodDAILY MX <= 200 mg/L all year
IU08Chemical Oxygen Demand [COD]MO AVG report only all year
IU08Chemical Oxygen Demand [COD]DAILY MX report only all year
IU09Temperature, water deg. fahrenheitMO AVG report only all year
IU09Temperature, water deg. fahrenheitDAILY MX <= 120 deg F all year
IU09Flow rateMO AVG report only all year
IU09Flow rateDAILY MX <= 20000 gal/d all year
IU09BOD, 5-day, 20 deg. CMO AVG report only all year
IU09BOD, 5-day, 20 deg. CDAILY MX <= 300 mg/L all year
IU09BOD, 5-day, 20 deg. CMO AVG report only all year
IU09BOD, 5-day, 20 deg. CDAILY MX report only all year
IU09BOD, 5-day, 20 deg. CMO AVG report only all year
IU09BOD, 5-day, 20 deg. CDAILY MX <= 600 mg/L all year
IU09pHINST MIN >= 5 SU all year
IU09pHINST MAX <= 10 SU all year
IU09Solids, total suspendedMO AVG report only all year
IU09Solids, total suspendedDAILY MX <= 300 mg/L all year
IU09Solids, total suspendedMO AVG report only all year
IU09Solids, total suspendedDAILY MX report only all year
IU09Solids, total suspendedMO AVG report only all year
IU09Solids, total suspendedDAILY MX <= 600 mg/L all year
IU09Oil and grease, hexane extr methodMO AVG report only all year
IU09Oil and grease, hexane extr methodDAILY MX <= 50 mg/L all year
IU09Oil and grease, hexane extr methodMO AVG report only all year
IU09Oil and grease, hexane extr methodDAILY MX report only all year
IU09Oil and grease, hexane extr methodMO AVG report only all year
IU09Oil and grease, hexane extr methodDAILY MX <= 200 mg/L all year
IU09Chemical Oxygen Demand [COD]MO AVG report only all year
IU09Chemical Oxygen Demand [COD]DAILY MX report only all year
IU09Chemical Oxygen Demand [COD]MO AVG report only all year
IU09Chemical Oxygen Demand [COD]DAILY 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