Mack Industries of Pennsylvania

NPDES permit OH0134554 · Minor NON-POTW · effective, expires 2029-05-31 · 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

3values over a limit
0required values missing, on 0 form(s)
0of 56 forms filed late

Last period with anything received: 2026-07-31. Most often over: Nitrogen, ammonia total [as N] (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 (47)

OutfallParameterStatisticLimitMonths
001Flow rateMO AVG report only all year
001Flow rateDAILY MX report only all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L Mar, Jun, Sep, Dec
001Solids, total suspendedWKLY MAX <= 45 mg/L Mar, Jun, Sep, Dec
001Oil and grease, hexane extr methodDAILY MX <= 10 mg/L Mar, Jun, Sep, Dec
001Solids, total dissolved- 180 deg. CWKLY MAX <= 1500 mg/L Mar, Jun, Sep, Dec
002pHDAILY MN report only all year
002pHDAILY MX report only all year
002Solids, total suspendedMO AVG report only all year
002Solids, total suspendedDAILY MX report only all year
002RainfallMO AVG report only all year
002RainfallDAILY MX report only all year
003pHDAILY MN report only all year
003pHDAILY MX report only all year
003Solids, total suspendedMO AVG report only all year
003Solids, total suspendedDAILY MX report only all year
004Flow rateMO AVG report only all year
004Flow rateDAILY MX report only all year
588Sludge waste from secondary clarifiersMO AVG report only Dec
588Sludge waste from secondary clarifiersDAILY MX report only Dec
601Flow rateMO AVG report only all year
601Flow rateDAILY MX report only all year
601Oxygen, dissolved [DO]DAILY MN >= 5 mg/L Mar, Jun, Sep, Dec
601pHDAILY MN >= 6.5 SU Mar, Jun, Sep, Dec
601pHDAILY MX <= 9 SU Mar, Jun, Sep, Dec
601Solids, total suspendedMO AVG <= 12 mg/L Mar, Jun, Sep, Dec
601Solids, total suspendedWKLY MAX <= 18 mg/L Mar, Jun, Sep, Dec
601Solids, total suspendedMO AVG <= .068 kg/d Mar, Jun, Sep, Dec
601Solids, total suspendedWKLY MAX <= .1 kg/d Mar, Jun, Sep, Dec
601Nitrogen, ammonia total [as N]MO AVG <= 1 mg/L Jun, Sep
601Nitrogen, ammonia total [as N]MO AVG <= 3 mg/L Mar, Dec
601Nitrogen, ammonia total [as N]WKLY MAX <= 1.5 mg/L Jun, Sep
601Nitrogen, ammonia total [as N]WKLY MAX <= 4.5 mg/L Mar, Dec
601Nitrogen, ammonia total [as N]MO AVG <= .0057 kg/d Jun, Sep
601Nitrogen, ammonia total [as N]MO AVG <= .017 kg/d Mar, Dec
601Nitrogen, ammonia total [as N]WKLY MAX <= .0085 kg/d Jun, Sep
601Nitrogen, ammonia total [as N]WKLY MAX <= .026 kg/d Mar, Dec
601Turbidity [severity]MO AVG report only all year
601Turbidity [severity]DAILY MX report only all year
601E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL Jun, Sep
601E. coli, MTEC-MFWK GEOMN <= 284 MPN/100mL Jun, Sep
601BOD, carbonaceous [5 day, 20 C]MO AVG <= 12 mg/L Mar, Jun, Sep, Dec
601BOD, carbonaceous [5 day, 20 C]WKLY MAX <= 15 mg/L Mar, Jun, Sep, Dec
601BOD, carbonaceous [5 day, 20 C]MO AVG <= .068 kg/d Mar, Jun, Sep, Dec
601BOD, carbonaceous [5 day, 20 C]WKLY MAX <= .085 kg/d Mar, Jun, Sep, 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