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Paulding WWTP

Sewage treatment plant, Paulding, Ohio. NPDES permit OH0020338 expired Oct 31, 2026. Last 12 months: over a limit 7 times (last August 2026), 6 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (22 values), outfall 022 form A monthly (2 values), outfall 300 form A monthly (2 values), outfall 601 form A monthly (6 values), outfall 801 form A monthly (7 values), outfall 901 form A monthly (9 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
3 values over a limit, 2 required values missing, 0 of 72 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
December 2025Mercury, total low level, monthly average28.8≤ 3.4 ng/L747%
March 2026Mercury, total low level, monthly average8≤ 3.4 ng/L135%
May 2026pH, daily minimum6.49≥ 6.5 SU—
June 2026Mercury, total low level, monthly average18≤ 3.4 ng/L429%
June 2026Oxygen, dissolved [DO], daily minimum3.19≥ 5 mg/L36%
July 2026pH, daily minimum6.21≥ 6.5 SU—
August 2026Mercury, total low level, monthly average7.4≤ 3.4 ng/L118%

Limits in force (68)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigrademonthly averagereport only (deg C)all year001
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year001
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 65 mg/Lall year001
Solids, total suspendedweekly maximum≤ 90 mg/Lall year001
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)May–Oct001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Jan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)May–Oct001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)Jan, Feb, Mar, Apr, Nov, Dec001
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year001
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Zinc, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec001
Zinc, total recoverabledaily maximumreport only (ug/L)Mar, Jun, Aug, Dec001
Lead, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec001
Lead, total recoverabledaily maximumreport only (ug/L)Mar, Jun, Aug, Dec001
Copper, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec001
Copper, total recoverabledaily maximumreport only (ug/L)Mar, Jun, Aug, Dec001
E. coli, MTEC-MFmonthly geometric meanreport only (MPN/100mL)May–Oct001
E. coli, MTEC-MFdaily maximumreport only (MPN/100mL)May–Oct001
Rainfallmonthly averagereport only (in)all year001
Rainfalldaily maximumreport only (in)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Mercury, total low levelmonthly average≤ 3.4 ng/LMar, Jun, Aug, Dec001
Mercury, total low leveldaily maximum≤ 1700 ng/LMar, Jun, Aug, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 40 mg/Lall year001
Overflowsmonthly averagereport only (occur/mo)all year022
Overflowsdaily maximumreport only (occur/mo)all year022
Overflowsmonthly averagereport only (occur/mo)all year300
Overflowsdaily maximumreport only (occur/mo)all year300
pHdaily minimumreport only (SU)all year601
pHdaily maximumreport only (SU)all year601
Solids, total suspendedmonthly averagereport only (mg/L)all year601
Solids, total suspendeddaily maximumreport only (mg/L)all year601
Copper, total [as Cu]monthly averagereport only (ug/L)Mar, Jun, Aug, Dec601
Copper, total [as Cu]daily maximumreport only (ug/L)Mar, Jun, Aug, Dec601
Zinc, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec601
Zinc, total recoverabledaily maximumreport only (ug/L)Mar, Jun, Aug, Dec601
Mercury, total low levelmonthly averagereport only (ng/L)Mar, Jun, Aug, Dec601
Mercury, total low leveldaily maximumreport only (ng/L)Mar, Jun, Aug, Dec601
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year601
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (mg/L)all year601
Temperature, water deg. centigrademonthly averagereport only (deg C)all year801
Temperature, water deg. centigradedaily maximumreport only (deg C)all year801
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year801
pHdaily minimumreport only (SU)all year801
pHdaily maximumreport only (SU)all year801
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year801
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year801
E. coli, MTEC-MFmonthly geometric meanreport only (MPN/100mL)Jun–Aug801
E. coli, MTEC-MFdaily maximumreport only (MPN/100mL)Jun–Aug801
Temperature, water deg. centigrademonthly averagereport only (deg C)all year901
Temperature, water deg. centigradedaily maximumreport only (deg C)all year901
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year901
pHdaily minimumreport only (SU)all year901
pHdaily maximumreport only (SU)all year901
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year901
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year901
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year901
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year901
E. coli, MTEC-MFmonthly geometric meanreport only (MPN/100mL)Jun–Aug901
E. coli, MTEC-MFdaily maximumreport only (MPN/100mL)Jun–Aug901

How strict are these limits?

Cited limits by parameter: Ohio's rules and the federal ones.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OH0020338 · MCP: https://passage-data.com/mcp