Hecla Water Association

NPDES permit OH0076031 · Minor NON-POTW · effective, expires 2027-05-31 · EPA's file as of 2026-09-19

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

11values over a limit
0required values missing, on 0 form(s)
0of 23 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, carbonaceous [5 day, 20 C] (8), pH (3).

Reporting

Reports are due about 20 days after each monitoring period ends (the most common figure among OH permits in EPA's filings — check your permit).

Limits in force (37)

OutfallParameterStatisticLimitMonths
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 5.8 kg/d all year
001Solids, total suspendedDAILY MX <= 8.69 kg/d 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
001Chlorine, total residualDAILY MX <= .038 mg/L all year
001Trihalomethane, tot.MO AVG report only Sep
001Trihalomethane, tot.DAILY MX report only Sep
002Temperature, water deg. centigradeMO AVG report only all year
002Temperature, water deg. centigradeDAILY MX report only all year
002Flow rateMO AVG report only all year
002Flow rateDAILY MX report only all year
002Oxygen, dissolved [DO]DAILY MN report only Mar, Jun, Aug, Dec
002pHDAILY MN >= 6.5 SU Mar, Jun, Aug, Dec
002pHDAILY MX <= 9 SU Mar, Jun, Aug, Dec
002Solids, total suspendedMO AVG <= 12 mg/L Mar, Jun, Aug, Dec
002Solids, total suspendedDAILY MX <= 18 mg/L Mar, Jun, Aug, Dec
002Solids, total suspendedMO AVG <= .045 kg/d Mar, Jun, Aug, Dec
002Solids, total suspendedDAILY MX <= .068 kg/d Mar, Jun, Aug, Dec
002Nitrogen, ammonia total [as N]MO AVG report only Mar, Jun, Aug, Dec
002Nitrogen, ammonia total [as N]DAILY MX report only Mar, Jun, Aug, Dec
002Turbidity [severity]MO AVG report only all year
002Turbidity [severity]DAILY MX report only all year
002Coliform, fecal MF, MFC broth, 44.5 CMO GEOMN <= 1000 #/100mL Mar, Dec
002Coliform, fecal MF, MFC broth, 44.5 CDAILY MX <= 2000 #/100mL Mar, Dec
002E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL Jun, Aug
002E. coli, MTEC-MFWK GEOMN <= 240 MPN/100mL Jun, Aug
002Chlorine, total residualDAILY MX <= .038 mg/L Mar, Jun, Aug, Dec
002BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L Mar, Jun, Aug, Dec
002BOD, carbonaceous [5 day, 20 C]DAILY MX <= 15 mg/L Mar, Jun, Aug, Dec
002BOD, carbonaceous [5 day, 20 C]MO AVG <= .038 kg/d Mar, Jun, Aug, Dec
002BOD, carbonaceous [5 day, 20 C]DAILY MX <= .057 kg/d Mar, Jun, Aug, Dec
588Sludge waste from secondary clarifiersMO AVG report only Dec
588Sludge waste from secondary clarifiersDAILY MX report only Dec

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