Zimmer Power Company LLC

NPDES permit OH0048836 · Major NON-POTW · effective, expires 2030-11-30 · EPA's file as of 2026-09-19

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Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

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

2values over a limit
172required values missing, on 17 form(s)
17of 158 forms filed late

Last period with anything received: 2026-07-31. Most often over: Oil and grease, hexane extr method (2).

Reporting

Reports are due about 21 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (180)

OutfallParameterStatisticLimitMonths
003Solids, total suspendedMO AVG report only Mar, Jun, Sep, Dec
003Solids, total suspendedDAILY MX report only Mar, Jun, Sep, Dec
003Zinc, total recoverableMO AVG report only Mar, Jun, Sep, Dec
003Zinc, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
003Copper, total recoverableMO AVG report only Mar, Jun, Sep, Dec
003Copper, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
003Mercury, total low levelMO AVG report only Mar, Jun, Sep, Dec
003Mercury, total low levelDAILY MX report only Mar, Jun, Sep, Dec
005pHDAILY MN >= 6.5 SU all year
005pHDAILY MX <= 9 SU all year
005Solids, total suspendedMO AVG <= 30 mg/L all year
005Solids, total suspendedDAILY MX <= 94.3 mg/L all year
005Solids, total suspendedMO AVG <= 730 kg/d all year
005Solids, total suspendedDAILY MX <= 2295 kg/d all year
005Oil and grease, hexane extr methodDAILY MX <= 10 mg/L all year
005Oil and grease, hexane extr methodDAILY MX <= 240 kg/d all year
005Hardness, total [as CaCO3]MO AVG report only Mar, Jun, Aug, Dec
005Hardness, total [as CaCO3]DAILY MX report only Mar, Jun, Aug, Dec
005Arsenic, total recoverableMO AVG report only all year
005Arsenic, total recoverableDAILY MX report only all year
005Selenium, total recoverableMO AVG report only Mar, Jun, Aug, Dec
005Selenium, total recoverableDAILY MX report only Mar, Jun, Aug, Dec
005Boron, total recoverableMO AVG report only Mar, Jun, Aug, Dec
005Boron, total recoverableDAILY MX report only Mar, Jun, Aug, Dec
005Zinc, total recoverableMO AVG report only Mar, Jun, Aug, Dec
005Zinc, total recoverableDAILY MX report only Mar, Jun, Aug, Dec
005Copper, total recoverableMO AVG report only Mar, Jun, Aug, Dec
005Copper, total recoverableDAILY MX report only Mar, Jun, Aug, Dec
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
005Mercury, total low levelMO AVG <= 12 ng/L all year
005Mercury, total low levelDAILY MX <= 1700 ng/L all year
005Mercury, total low levelMO AVG <= .00029 kg/d all year
005Mercury, total low levelDAILY MX <= .041 kg/d all year
005Cyanide, free availableMO AVG report only all year
005Cyanide, free availableDAILY MX report only all year
005Toxicity [acute], Ceriodaphnia dubiaMO AVG report only Jan, Mar, May, Jul, Sep, Nov
005Toxicity [acute], Ceriodaphnia dubiaDAILY MX report only Jan, Mar, May, Jul, Sep, Nov
005Solids, total dissolved- 180 deg. CMO AVG report only Mar, Jun, Aug, Dec
005Solids, total dissolved- 180 deg. CDAILY MX report only Mar, Jun, Aug, Dec
005Carbon disulfideMO AVG report only all year
005Carbon disulfideDAILY MX report only all year
011Solids, total suspendedMO AVG report only Mar, Jun, Sep, Dec
011Solids, total suspendedDAILY MX report only Mar, Jun, Sep, Dec
012Solids, total suspendedMO AVG report only Mar, Jun, Sep, Dec
012Solids, total suspendedDAILY MX report only Mar, Jun, Sep, Dec
012Zinc, total recoverableMO AVG report only all year
012Zinc, total recoverableDAILY MX report only all year
013Solids, total suspendedMO AVG report only Mar, Jun, Sep, Dec
013Solids, total suspendedDAILY MX report only Mar, Jun, Sep, Dec
013Mercury, total low levelMO AVG report only Mar, Jun, Sep, Dec
013Mercury, total low levelDAILY MX report only Mar, Jun, Sep, Dec
021Temperature, water deg. fahrenheitMO AVG report only all year
021Temperature, water deg. fahrenheitDAILY MX report only all year
021pHDAILY MN >= 6.5 SU all year
021pHDAILY MX <= 9 SU all year
021Hardness, total [as CaCO3]MO AVG report only Mar, Jun, Aug, Dec
021Hardness, total [as CaCO3]DAILY MX report only Mar, Jun, Aug, Dec
021Copper, total recoverableMO AVG report only all year
021Copper, total recoverableDAILY MX report only all year
021Oxidants, total residualDAILY MX <= .025 mg/L all year
021Flow, in conduit or thru treatment plantMO AVG report only all year
021Flow, in conduit or thru treatment plantDAILY MX report only all year
021Chlorine, total residualDAILY MX <= .2 mg/L all year
021Mercury, total low levelMO AVG report only all year
021Mercury, total low levelDAILY MX report only all year
021Chlorination durationDAILY MX <= 120 min all year
050Solids, total suspendedMO AVG report only Mar, Jun, Sep, Dec
050Solids, total suspendedDAILY MX report only Mar, Jun, Sep, Dec
057Solids, total suspendedMO AVG report only Mar, Jun, Sep, Dec
057Solids, total suspendedDAILY MX report only Mar, Jun, Sep, Dec
057Oil and grease, hexane extr methodDAILY MX <= 10 mg/L Mar, Jun, Sep, Dec
057Mercury, total low levelMO AVG report only Mar, Jun, Sep, Dec
057Mercury, total low levelDAILY MX report only Mar, Jun, Sep, Dec
091Oxidants, total residualDAILY MX <= .0048 mg/L all year
091Chlorine, total residualDAILY MX <= .038 mg/L all year
091Chlorination durationMO AVG report only all year
091Chlorination durationDAILY MX report only all year
098Hardness, total [as CaCO3]MO AVG report only Mar, Jun, Aug, Dec
098Hardness, total [as CaCO3]DAILY MX report only Mar, Jun, Aug, Dec
098Copper, total recoverableMO AVG report only all year
098Copper, total recoverableDAILY MX report only all year
098Flow, in conduit or thru treatment plantMO AVG report only all year
098Flow, in conduit or thru treatment plantDAILY MX report only all year
098Mercury, total low levelMO AVG report only all year
098Mercury, total low levelDAILY MX report only all year
099Hardness, total [as CaCO3]MO AVG report only Mar, Jun, Aug, Dec
099Hardness, total [as CaCO3]DAILY MX report only Mar, Jun, Aug, Dec
099Copper, total recoverableMO AVG report only all year
099Copper, total recoverableDAILY MX report only all year
099Flow, in conduit or thru treatment plantMO AVG report only all year
099Flow, in conduit or thru treatment plantDAILY MX report only all year
099Mercury, total low levelMO AVG <= 12 ng/L all year
099Mercury, total low levelDAILY MX <= 1700 ng/L all year
099Mercury, total low levelMO AVG <= .0012 kg/d all year
099Mercury, total low levelDAILY MX <= .169 kg/d all year
588Sludge waste from secondary clarifiersMO AVG report only Dec
588Sludge waste from secondary clarifiersDAILY MX report only Dec
601pHDAILY MN >= 6.5 SU all year
601pHDAILY MX <= 9 SU all year
601Solids, total suspendedMO AVG <= 12 mg/L all year
601Solids, total suspendedDAILY MX <= 18 mg/L all year
601Solids, total suspendedMO AVG <= 1 kg/d all year
601Solids, total suspendedDAILY MX <= 1.5 kg/d all year
601Copper, total recoverableMO AVG report only all year
601Copper, total recoverableDAILY MX report only all year
601Turbidity [severity]MO AVG report only all year
601Turbidity [severity]DAILY MX report only all year
601Coliform, fecal MF, MFC broth, 44.5 CMO GEOMN <= 1000 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
601Coliform, fecal MF, MFC broth, 44.5 CDAILY MX <= 2000 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
601E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
601E. coli, MTEC-MFDAILY MX <= 240 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
601Flow, in conduit or thru treatment plantMO AVG report only all year
601Flow, in conduit or thru treatment plantDAILY MX report only all year
601Mercury, total low levelMO AVG report only all year
601Mercury, total low levelDAILY MX report only all year
601BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L all year
601BOD, carbonaceous [5 day, 20 C]DAILY MX <= 15 mg/L all year
601BOD, carbonaceous [5 day, 20 C]MO AVG <= .83 kg/d all year
601BOD, carbonaceous [5 day, 20 C]DAILY MX <= 1.24 kg/d all year
602pHDAILY MN >= 6.5 SU all year
602pHDAILY MX <= 9 SU all year
602Solids, total suspendedMO AVG <= 12 mg/L all year
602Solids, total suspendedDAILY MX <= 18 mg/L all year
602Solids, total suspendedMO AVG <= .45 kg/d all year
602Solids, total suspendedDAILY MX <= .68 kg/d all year
602Copper, total recoverableMO AVG report only all year
602Copper, total recoverableDAILY MX report only all year
602Turbidity [severity]MO AVG report only all year
602Turbidity [severity]DAILY MX report only all year
602Coliform, fecal MF, MFC broth, 44.5 CMO GEOMN <= 1000 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
602Coliform, fecal MF, MFC broth, 44.5 CDAILY MX <= 2000 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
602E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
602E. coli, MTEC-MFDAILY MX <= 240 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
602Flow, in conduit or thru treatment plantMO AVG report only all year
602Flow, in conduit or thru treatment plantDAILY MX report only all year
602Mercury, total low levelMO AVG report only all year
602Mercury, total low levelDAILY MX report only all year
602BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L all year
602BOD, carbonaceous [5 day, 20 C]DAILY MX <= 15 mg/L all year
602BOD, carbonaceous [5 day, 20 C]MO AVG <= .37 kg/d all year
602BOD, carbonaceous [5 day, 20 C]DAILY MX <= .56 kg/d all year
614pHDAILY MN >= 6.5 SU all year
614pHDAILY MX <= 9 SU all year
614Hardness, total [as CaCO3]MO AVG report only Mar, Jun, Aug, Dec
614Hardness, total [as CaCO3]DAILY MX report only Mar, Jun, Aug, Dec
614Zinc, total recoverableMO AVG <= 1000 ug/L all year
614Zinc, total recoverableDAILY MX <= 1000 ug/L all year
614Chromium, total recoverableMO AVG <= 200 ug/L all year
614Chromium, total recoverableDAILY MX <= 200 ug/L all year
614Copper, total recoverableMO AVG report only all year
614Copper, total recoverableDAILY MX report only all year
614Oxidants, total residualDAILY MX <= .025 mg/L all year
614Flow, in conduit or thru treatment plantMO AVG report only all year
614Flow, in conduit or thru treatment plantDAILY MX report only all year
614Chlorine, free availableMO AVG <= .2 mg/L all year
614Chlorine, free availableDAILY MX <= .5 mg/L all year
614Mercury, total low levelMO AVG report only all year
614Mercury, total low levelDAILY MX report only all year
614Chlorination durationDAILY MX <= 120 min all year
615pHDAILY MN >= 6.5 SU all year
615pHDAILY MX <= 9 SU all year
615Copper, total recoverableMO AVG report only all year
615Copper, total recoverableDAILY MX report only all year
615Oxidants, total residualDAILY MX <= .025 mg/L all year
615Flow, in conduit or thru treatment plantMO AVG report only all year
615Flow, in conduit or thru treatment plantDAILY MX report only all year
615Chlorine, free availableMO AVG <= .2 mg/L all year
615Chlorine, free availableDAILY MX <= .5 mg/L all year
615Mercury, total low levelMO AVG report only all year
615Mercury, total low levelDAILY MX report only all year
615Chlorination durationDAILY MX <= 120 min all year
801Temperature, water deg. fahrenheitMO AVG report only all year
801Temperature, water deg. fahrenheitDAILY MX report only all year
801Solids, total suspendedMO AVG report only all year
801Solids, total suspendedDAILY MX report only all year
801Flow, in conduit or thru treatment plantMO AVG report only all year
801Flow, in conduit or thru treatment plantDAILY MX report only all year
801%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiaMO AVG report only Jan, Mar, May, Jul, Sep, Nov
801%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiaDAILY MX report only Jan, Mar, May, Jul, Sep, Nov

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