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Fostoria WWTP

Sewage treatment plant, major discharger, Fostoria, Ohio. NPDES permit OH0052744, in force until Aug 31, 2027. Last 12 months: over a limit 2 times (last April 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (60 values), outfall 300 form A monthly (2 values), outfall 601 form A monthly (18 values), outfall 801 form A monthly (8 values), outfall 901 form A monthly (14 values)
Renewal application due
Mar 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 178 reports late

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

Period endingParameterReportedLimitOver by
April 2026Solids, total suspended, weekly maximum1180≤ 563 kg/d110%
April 2026Solids, total suspended, weekly maximum26.4≤ 18 mg/L47%

Limits in force (255)

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≥ 7 mg/LMay–Oct001
Oxygen, dissolved [DO]daily minimum≥ 5 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedmonthly average≤ 12 mg/Lall year001
Solids, total suspendedweekly maximum≤ 18 mg/Lall year001
Solids, total suspendedmonthly average≤ 375 kg/dall year001
Solids, total suspendedweekly maximum≤ 563 kg/dall year001
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 1.5 mg/LJun–Sep001
Nitrogen, ammonia total [as N]monthly average≤ 2.3 mg/LMar, Apr, May, Oct, Nov001
Nitrogen, ammonia total [as N]monthly average≤ 4 mg/LJan, Feb, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ 2.3 mg/LJun–Sep001
Nitrogen, ammonia total [as N]weekly maximum≤ 3.5 mg/LMar, Apr, May, Oct, Nov001
Nitrogen, ammonia total [as N]weekly maximum≤ 6 mg/LJan, Feb, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 46.9 kg/dJun–Sep001
Nitrogen, ammonia total [as N]monthly average≤ 71.9 kg/dMar, Apr, May, Oct, Nov001
Nitrogen, ammonia total [as N]monthly average≤ 125.1 kg/dJan, Feb, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ 71.9 kg/dJun–Sep001
Nitrogen, ammonia total [as N]weekly maximum≤ 110 kg/dMar, Apr, May, Oct, Nov001
Nitrogen, ammonia total [as N]weekly maximum≤ 187.7 kg/dJan, Feb, Dec001
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year001
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 average≤ 1 mg/Lall year001
Phosphorus, total [as P]weekly maximum≤ 1.5 mg/Lall year001
Phosphorus, total [as P]monthly average≤ 31.3 kg/dall year001
Phosphorus, total [as P]weekly maximum≤ 46.9 kg/dall year001
Phosphate, ortho, dissolved [as P]monthly averagereport only (mg/L)all year001
Phosphate, ortho, dissolved [as P]daily maximumreport only (mg/L)all year001
Selenium, total recoverablemonthly average≤ 5 ug/Lall year001
Selenium, total recoverabledaily maximum≤ 63 ug/Lall year001
Selenium, total recoverablemonthly average≤ .16 kg/dall year001
Selenium, total recoverabledaily maximum≤ 1.97 kg/dall year001
Nickel, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec001
Nickel, total recoverabledaily maximumreport only (ug/L)Mar, Jun, Aug, Dec001
Zinc, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec001
Zinc, total recoverabledaily maximumreport only (ug/L)Mar, Jun, Aug, Dec001
Cadmium, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec001
Cadmium, total recoverabledaily maximumreport only (ug/L)Mar, Jun, Aug, Dec001
Lead, total recoverablemonthly average≤ 23 ug/Lall year001
Lead, total recoverabledaily maximum≤ 434 ug/Lall year001
Lead, total recoverablemonthly average≤ .72 kg/dall year001
Lead, total recoverabledaily maximum≤ 13.6 kg/dall year001
Chromium, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec001
Chromium, 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
Chromium, hexavalent dissolved [as Cr]monthly average≤ 11 ug/Lall year001
Chromium, hexavalent dissolved [as Cr]daily maximum≤ 16 ug/Lall year001
Chromium, hexavalent dissolved [as Cr]monthly average≤ .34 kg/dall year001
Chromium, hexavalent dissolved [as Cr]daily maximum≤ .5 kg/dall year001
E. coli, MTEC-MFmonthly geometric mean≤ 126 MPN/100mLMay–Oct001
E. coli, MTEC-MFweekly geometric mean≤ 284 MPN/100mLMay–Oct001
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ 8.4 ug/Lall year001
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 1111 ug/Lall year001
Di[2-ethylhexyl] phthalate [DEHP]monthly average≤ .26 kg/dall year001
Di[2-ethylhexyl] phthalate [DEHP]daily maximum≤ 34.7 kg/dall year001
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≤ 4.7 ng/Lall year001
Mercury, total low leveldaily maximum≤ 1700 ng/Lall year001
Mercury, total low levelmonthly average≤ .00015 kg/dall year001
Mercury, total low leveldaily maximum≤ .053 kg/dall year001
Cyanide, free availablemonthly average≤ 5.2 ug/Lall year001
Cyanide, free availabledaily maximum≤ 22 ug/Lall year001
Cyanide, free availablemonthly average≤ .16 kg/dall year001
Cyanide, free availabledaily maximum≤ .69 kg/dall year001
Toxicity [acute], Ceriodaphnia dubiamonthly averagereport only (tox acute)May001
Toxicity [acute], Ceriodaphnia dubiadaily maximumreport only (tox acute)May001
Toxicity [chronic], Ceriodaphnia dubiamonthly averagereport only (tox chronic)May001
Toxicity [chronic], Ceriodaphnia dubiadaily maximumreport only (tox chronic)May001
Toxicity [acute], Pimephales promelas [Fathead Minnow]monthly averagereport only (tox acute)May001
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximumreport only (tox acute)May001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]monthly averagereport only (tox chronic)May001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximumreport only (tox chronic)May001
pH, maximumdaily maximum≤ 9 SUall year001
pH, minimumdaily minimum≥ 6.5 SUall year001
Solids, total dissolved- 180 deg. Cmonthly averagereport only (mg/L)all year001
Solids, total dissolved- 180 deg. Cdaily maximumreport only (mg/L)all year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 15 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 313 kg/dall year001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 469 kg/dall year001
Overflowsmonthly averagereport only (occur/mo)all year004
Overflowsdaily maximumreport only (occur/mo)all year004
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year004
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year004
Overflowsmonthly averagereport only (occur/mo)all year005
Overflowsdaily maximumreport only (occur/mo)all year005
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year005
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year005
Overflowsmonthly averagereport only (occur/mo)all year006
Overflowsdaily maximumreport only (occur/mo)all year006
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year006
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year006
Overflowsmonthly averagereport only (occur/mo)all year008
Overflowsdaily maximumreport only (occur/mo)all year008
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year008
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year008
Overflowsmonthly averagereport only (occur/mo)all year010
Overflowsdaily maximumreport only (occur/mo)all year010
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year010
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year010
Overflowsmonthly averagereport only (occur/mo)all year011
Overflowsdaily maximumreport only (occur/mo)all year011
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year011
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year011
Overflowsmonthly averagereport only (occur/mo)all year012
Overflowsdaily maximumreport only (occur/mo)all year012
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year012
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year012
Overflowsmonthly averagereport only (occur/mo)all year013
Overflowsdaily maximumreport only (occur/mo)all year013
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year013
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year013
Overflowsmonthly averagereport only (occur/mo)all year014
Overflowsdaily maximumreport only (occur/mo)all year014
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year014
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year014
Overflowsmonthly averagereport only (occur/mo)all year015
Overflowsdaily maximumreport only (occur/mo)all year015
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year015
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year015
Overflowsmonthly averagereport only (occur/mo)all year016
Overflowsdaily maximumreport only (occur/mo)all year016
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year016
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year016
Overflowsmonthly averagereport only (occur/mo)all year017
Overflowsdaily maximumreport only (occur/mo)all year017
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year017
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year017
Overflowsmonthly averagereport only (occur/mo)all year018
Overflowsdaily maximumreport only (occur/mo)all year018
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year018
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year018
Overflowsmonthly averagereport only (occur/mo)all year019
Overflowsdaily maximumreport only (occur/mo)all year019
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year019
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year019
Overflowsmonthly averagereport only (occur/mo)all year020
Overflowsdaily maximumreport only (occur/mo)all year020
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year020
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year020
Overflowsmonthly averagereport only (occur/mo)all year021
Overflowsdaily maximumreport only (occur/mo)all year021
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year021
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year021
Overflowsmonthly averagereport only (occur/mo)all year022
Overflowsdaily maximumreport only (occur/mo)all year022
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year022
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year022
Overflowsmonthly averagereport only (occur/mo)all year023
Overflowsdaily maximumreport only (occur/mo)all year023
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year023
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year023
Overflowsmonthly averagereport only (occur/mo)all year024
Overflowsdaily maximumreport only (occur/mo)all year024
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year024
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year024
Overflowsmonthly averagereport only (occur/mo)all year025
Overflowsdaily maximumreport only (occur/mo)all year025
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year025
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year025
Overflowsmonthly averagereport only (occur/mo)all year026
Overflowsdaily maximumreport only (occur/mo)all year026
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year026
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year026
Overflowsmonthly averagereport only (occur/mo)all year027
Overflowsdaily maximumreport only (occur/mo)all year027
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year027
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year027
Overflowsmonthly averagereport only (occur/mo)all year028
Overflowsdaily maximumreport only (occur/mo)all year028
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year028
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year028
Overflowsmonthly averagereport only (occur/mo)all year300
Overflowsdaily maximumreport only (occur/mo)all year300
Biosolids weight indluding admixturesmonthly averagereport only (dry ton)Dec586
Biosolids weight indluding admixturesdaily maximumreport only (dry ton)Dec586
Solids, total suspendedmonthly averagereport only (mg/L)all year601
Solids, total suspendeddaily maximumreport only (mg/L)all year601
Cyanide, total [as CN]monthly averagereport only (mg/L)all year601
Cyanide, total [as CN]daily maximumreport only (mg/L)all year601
Selenium, total recoverablemonthly averagereport only (ug/L)all year601
Selenium, total recoverabledaily maximumreport only (ug/L)all year601
Nickel, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec601
Nickel, total recoverabledaily 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
Cadmium, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec601
Cadmium, total recoverabledaily maximumreport only (ug/L)Mar, Jun, Aug, Dec601
Lead, total recoverablemonthly averagereport only (ug/L)all year601
Lead, total recoverabledaily maximumreport only (ug/L)all year601
Chromium, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec601
Chromium, total recoverabledaily maximumreport only (ug/L)Mar, Jun, Aug, Dec601
Copper, total recoverablemonthly averagereport only (ug/L)Mar, Jun, Aug, Dec601
Copper, total recoverabledaily maximumreport only (ug/L)Mar, Jun, Aug, Dec601
Chromium, hexavalent dissolved [as Cr]monthly averagereport only (ug/L)all year601
Chromium, hexavalent dissolved [as Cr]daily maximumreport only (ug/L)all year601
Di[2-ethylhexyl] phthalate [DEHP]monthly averagereport only (ug/L)all year601
Di[2-ethylhexyl] phthalate [DEHP]daily maximumreport only (ug/L)all year601
Mercury, total low levelmonthly averagereport only (ng/L)all year601
Mercury, total low leveldaily maximumreport only (ng/L)all year601
pH, maximumdaily maximumreport only (SU)all year601
pH, minimumdaily minimumreport only (SU)all year601
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
Solids, total suspendedmonthly averagereport only (mg/L)all year602
Solids, total suspendeddaily maximumreport only (mg/L)all year602
Bypass Volumemonthly averagereport only (Mgal)all year602
Bypass Volumedaily maximumreport only (Mgal)all year602
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year602
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (mg/L)all year602
Bypass valvemonthly averagereport only (occur/mo)all year602
Bypass valvedaily maximumreport only (occur/mo)all year602
Bypass of treatmentmonthly averagereport only (hr/mo)all year602
Bypass of treatmentdaily maximumreport only (hr/mo)all year602
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year801
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year801
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year801
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year801
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year801
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year801
Phosphorus, total [as P]monthly averagereport only (mg/L)all year801
Phosphorus, total [as P]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
%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiamonthly averagereport only (%)May801
%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiadaily maximumreport only (%)May801
%Effect Static Renewal 96Hr Acute Pimephales promelasmonthly averagereport only (%)May801
%Effect Static Renewal 96Hr Acute Pimephales promelasdaily maximumreport only (%)May801
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiamonthly averagereport only (%)May801
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily maximumreport only (%)May801
%Effect Static Renewal 7Day Chronic Pimephales promelasmonthly averagereport only (%)May801
%Effect Static Renewal 7Day Chronic Pimephales promelasdaily maximumreport only (%)May801
Temperature, water deg. centigrademonthly averagereport only (deg C)all year901
Temperature, water deg. centigradedaily maximumreport only (deg C)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
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year901
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year901
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year901
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year901
Phosphorus, total [as P]monthly averagereport only (mg/L)all year901
Phosphorus, total [as P]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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Your permit document is the final word. As JSON: /api/v1/permits/OH0052744 · MCP: https://passage-data.com/mcp