EMC Ashtabula, Inc

NPDES permit OH0000027 · Minor NON-POTW · effective, expires 2029-07-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
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

8values over a limit
0required values missing, on 0 form(s)
0of 61 forms filed late

Last period with anything received: 2026-07-31. Most often over: Chlorine, total residual (3), Mercury, total low level (3), BOD, carbonaceous [5 day, 20 C] (1).

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 (111)

OutfallParameterStatisticLimitMonths
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 31 kg/d all year
001Solids, total suspendedDAILY MX <= 68 kg/d all year
001Nitrite + Nitrate total [as N]MO AVG report only Mar, Jun, Sep, Dec
001Nitrite + Nitrate total [as N]DAILY MX report only Mar, Jun, Sep, Dec
001Boron, total recoverableMO AVG report only Mar, Jun, Sep, Dec
001Boron, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Aluminum, total recoverableMO AVG report only Mar, Jun, Sep, Dec
001Aluminum, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Mercury, total low levelMO AVG report only all year
001Mercury, total low levelDAILY MX report only all year
001Toxicity [acute], Ceriodaphnia dubiaMO AVG report only Sep
001Toxicity [acute], Ceriodaphnia dubiaDAILY MX report only Sep
001Solids, total dissolved- 180 deg. CMO AVG report only all year
001Solids, total dissolved- 180 deg. CDAILY MX report only all year
002Temperature, water deg. centigradeMO AVG report only all year
002Temperature, water deg. centigradeDAILY MX report only all year
002pHDAILY MN >= 6.5 SU all year
002pHDAILY MX <= 9 SU all year
002Solids, total suspendedMO AVG report only all year
002Solids, total suspendedDAILY MX report only all year
002Nitrite + Nitrate total [as N]MO AVG report only Mar, Jun, Sep, Dec
002Nitrite + Nitrate total [as N]DAILY MX report only Mar, Jun, Sep, Dec
002Aluminum, total recoverableMO AVG report only Mar, Jun, Sep, Dec
002Aluminum, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
002Copper, total recoverableMO AVG report only Mar, Jun, Sep, Dec
002Copper, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Mercury, total low levelMO AVG report only Mar, Jun, Sep, Dec
002Mercury, total low levelDAILY MX report only Mar, Jun, Sep, Dec
002Cyanide, free availableMO AVG report only Jun, Dec
002Cyanide, free availableDAILY MX report only Jun, Dec
003pHDAILY MN >= 6.5 SU all year
003pHDAILY MX <= 9 SU all year
003Solids, total suspendedMO AVG report only all year
003Solids, total suspendedDAILY MX report only all year
003Nitrite + Nitrate total [as N]MO AVG report only Mar, Jun, Sep, Dec
003Nitrite + Nitrate total [as N]DAILY MX report only Mar, Jun, Sep, Dec
003Boron, total recoverableMO AVG report only Mar, Jun, Sep, Dec
003Boron, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
003Aluminum, total recoverableMO AVG report only Mar, Jun, Sep, Dec
003Aluminum, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Mercury, total low levelMO AVG report only all year
003Mercury, total low levelDAILY MX report only all year
004pHDAILY MN >= 6.5 SU Mar, Jun, Sep, Dec
004pHDAILY MX <= 9 SU Mar, Jun, Sep, Dec
004Solids, total suspendedMO AVG report only Mar, Jun, Sep, Dec
004Solids, total suspendedDAILY MX report only Mar, Jun, Sep, Dec
004Nitrite + Nitrate total [as N]MO AVG report only Mar, Jun, Sep, Dec
004Nitrite + Nitrate total [as N]DAILY MX report only Mar, Jun, Sep, Dec
004Aluminum, total recoverableMO AVG report only Mar, Jun, Sep, Dec
004Aluminum, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
004Mercury, total low levelMO AVG report only Mar, Jun, Sep, Dec
004Mercury, total low levelDAILY MX report only Mar, Jun, Sep, Dec
586Biosolids weight indluding admixturesMO AVG report only Dec
586Biosolids weight indluding admixturesDAILY MX report only Dec
588Sludge waste from secondary clarifiersMO AVG report only Dec
588Sludge waste from secondary clarifiersDAILY MX report only Dec
601Oxygen, dissolved [DO]DAILY MN report only all year
601pHDAILY MN report only all year
601pHDAILY MX report only all year
601Solids, total suspendedMO AVG <= 30 mg/L all year
601Solids, total suspendedDAILY MX <= 45 mg/L all year
601Solids, total suspendedMO AVG <= 5.68 kg/d all year
601Solids, total suspendedDAILY MX <= 8.52 kg/d all year
601Turbidity [severity]MO AVG report only all year
601Turbidity [severity]DAILY MX report only all year
601E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
601E. coli, MTEC-MFWK GEOMN <= 284 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
601Chlorine, total residualDAILY MX <= .038 mg/L May, Jun, Jul, Aug, Sep, Oct
601BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
601BOD, carbonaceous [5 day, 20 C]DAILY MX <= 40 mg/L all year
601BOD, carbonaceous [5 day, 20 C]MO AVG <= 4.74 kg/d all year
601BOD, carbonaceous [5 day, 20 C]DAILY MX <= 7.57 kg/d all year
602pHDAILY MN >= 6.5 SU all year
602pHDAILY MX <= 9 SU all year
602Solids, total suspendedMO AVG <= 3.2 mg/L all year
602Solids, total suspendedDAILY MX <= 7 mg/L all year
602Solids, total suspendedMO AVG <= .27 kg/d all year
602Solids, total suspendedDAILY MX <= .59 kg/d all year
602Nitrogen, ammonia total [as N]MO AVG report only all year
602Nitrogen, ammonia total [as N]DAILY MX report only all year
602Arsenic, total recoverableMO AVG report only all year
602Arsenic, total recoverableDAILY MX report only all year
602Iron, total recoverableMO AVG report only all year
602Iron, total recoverableDAILY MX report only all year
602Manganese, total recoverableMO AVG <= 500 ug/L all year
602Manganese, total recoverableMO AVG <= .042 kg/d all year
602PhenolMO AVG <= 11 ug/L all year
602PhenolDAILY MX <= 9400 ug/L all year
602PhenolMO AVG <= .00093 kg/d all year
602PhenolDAILY MX <= .791 kg/d all year
602Flow, in conduit or thru treatment plantMO AVG report only all year
602Flow, in conduit or thru treatment plantDAILY MX report only all year
602Chlorine, total residualDAILY MX <= .038 mg/L all year
602Mercury, total low levelMO AVG <= 1.3 ng/L all year
602Mercury, total low levelDAILY MX <= 3400 ng/L all year
602Mercury, total low levelMO AVG <= .00000011 kg/d all year
602Mercury, total low levelDAILY MX <= .00029 kg/d all year
602Toxicity [acute], Ceriodaphnia dubiaMO AVG report only Sep
602Toxicity [acute], Ceriodaphnia dubiaDAILY MX report only Sep
602Solids, total dissolved- 180 deg. CMO AVG report only all year
602Solids, total dissolved- 180 deg. CDAILY 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