Nelson Stud Welding Inc

NPDES permit OH0021610 · Minor NON-POTW · effective, expires 2029-04-30 · 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

0values over a limit
26required values missing, on 2 form(s)
1of 20 forms filed late

Last period with anything received: 2026-05-31.

Reporting

Reports are due about 20 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (46)

OutfallParameterStatisticLimitMonths
001Flow rateMO AVG report only all year
001Flow rateDAILY MX report only all year
001Oxygen, dissolved [DO]DAILY MN >= 6 mg/L Mar, Jun, Aug, Dec
001pHDAILY MN >= 6.5 SU Mar, Jun, Aug, Dec
001pHDAILY MX <= 9 SU Mar, Jun, Aug, Dec
001Solids, total suspendedMO AVG <= 12 mg/L Mar, Jun, Aug, Dec
001Solids, total suspendedWKLY MAX <= 18 mg/L Mar, Jun, Aug, Dec
001Solids, total suspendedMO AVG <= .146 kg/d Mar, Jun, Aug, Dec
001Solids, total suspendedWKLY MAX <= .219 kg/d Mar, Jun, Aug, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 1.5 mg/L Jun, Sep
001Nitrogen, ammonia total [as N]MO AVG <= 3 mg/L Mar, Dec
001Nitrogen, ammonia total [as N]WKLY MAX <= 2.25 mg/L Jun, Sep
001Nitrogen, ammonia total [as N]WKLY MAX <= 4.5 mg/L Mar, Dec
001Nitrogen, ammonia total [as N]MO AVG <= .0182 kg/d Jun, Sep
001Nitrogen, ammonia total [as N]MO AVG <= .0364 kg/d Mar, Dec
001Nitrogen, ammonia total [as N]WKLY MAX <= .0273 kg/d Jun, Sep
001Nitrogen, ammonia total [as N]WKLY MAX <= .0546 kg/d Mar, Dec
001Turbidity [severity]MO AVG report only all year
001Turbidity [severity]DAILY MX report only all year
001E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL Jun, Aug
001E. coli, MTEC-MFWK GEOMN <= 284 MPN/100mL Jun, Aug
001Chlorine, total residualDAILY MX <= .019 mg/L Jun, Aug
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L Mar, Jun, Aug, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY MAX <= 15 mg/L Mar, Jun, Aug, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= .122 kg/d Mar, Jun, Aug, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY MAX <= .182 kg/d Mar, Jun, Aug, Dec
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
002Zinc, total recoverableMO AVG report only Mar, Jun, Sep, Dec
002Zinc, total recoverableDAILY 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
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
004Zinc, total recoverableMO AVG report only Mar, Jun, Sep, Dec
004Zinc, total recoverableDAILY 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
588Sludge waste from secondary clarifiersMO AVG report only Dec
588Sludge waste from secondary clarifiersDAILY MX report only Dec
602Nitrite + Nitrate total [as N]MO AVG report only Mar, Jun, Sep, Dec
602Nitrite + Nitrate total [as N]DAILY MX report only Mar, Jun, Sep, Dec
602Zinc, total recoverableMO AVG report only Mar, Jun, Sep, Dec
602Zinc, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
602Aluminum, total recoverableMO AVG report only Mar, Jun, Sep, Dec
602Aluminum, total recoverableDAILY MX report only 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