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Village of Edon

Sewage treatment plant, Edon, Ohio. NPDES permit OH0095141, in force until Nov 30, 2027. Last 12 months: over a limit 8 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (42 values), outfall 300 form A monthly (2 values), outfall 601 form A monthly (6 values), outfall 801 form A monthly (5 values), outfall 901 form A monthly (5 values)
Renewal application due
Jun 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 0 of 58 reports late

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

Period endingParameterReportedLimitOver by
December 2025Mercury, total low level, monthly average1.4≤ 1.3 ng/L8%
April 2026Solids, total suspended, weekly maximum21≤ 13.6 kg/d54%
May 2026E. coli, MTEC-MF, weekly geometric mean24200≤ 284 MPN/100mL8421%
July 2026Phosphorus, total [as P], monthly average4.8≤ 1 mg/L380%
July 2026Phosphorus, total [as P], weekly maximum4.8≤ 1.5 mg/L220%
August 2026Phosphorus, total [as P], monthly average.828≤ .76 kg/d9%
August 2026Phosphorus, total [as P], monthly average5.47≤ 1 mg/L447%
August 2026Phosphorus, total [as P], weekly maximum5.47≤ 1.5 mg/L265%

Limits in force (83)

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≥ 6 mg/Lall year001
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 12 mg/Lall year001
Solids, total suspendedweekly maximum≤ 18 mg/Lall year001
Solids, total suspendedmonthly average≤ 9.1 kg/dall year001
Solids, total suspendedweekly maximum≤ 13.6 kg/dall year001
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/LMar, Jun, Aug, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 7.7 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ 3 mg/LMay–Oct001
Nitrogen, ammonia total [as N]weekly maximum≤ 11.6 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1.5 kg/dMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 5.8 kg/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ 2.3 kg/dMay–Oct001
Nitrogen, ammonia total [as N]weekly maximum≤ 8.8 kg/dJan, 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 average≤ 1 mg/Lall year001
Phosphorus, total [as P]weekly maximum≤ 1.5 mg/Lall year001
Phosphorus, total [as P]monthly average≤ .76 kg/dall year001
Phosphorus, total [as P]weekly maximum≤ 1.1 kg/dall year001
Cyanide, total [as CN]monthly averagereport only (mg/L)Sep001
Cyanide, total [as CN]daily maximumreport only (mg/L)Sep001
Nickel, total recoverablemonthly averagereport only (ug/L)Sep001
Nickel, total recoverabledaily maximumreport only (ug/L)Sep001
Zinc, total recoverablemonthly averagereport only (ug/L)Sep001
Zinc, total recoverabledaily maximumreport only (ug/L)Sep001
Cadmium, total recoverablemonthly averagereport only (ug/L)Sep001
Cadmium, total recoverabledaily maximumreport only (ug/L)Sep001
Lead, total recoverablemonthly averagereport only (ug/L)Sep001
Lead, total recoverabledaily maximumreport only (ug/L)Sep001
Chromium, total recoverablemonthly averagereport only (ug/L)Sep001
Chromium, total recoverabledaily maximumreport only (ug/L)Sep001
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 averagereport only (ug/L)Sep001
Chromium, hexavalent dissolved [as Cr]daily maximumreport only (ug/L)Sep001
E. coli, MTEC-MFmonthly geometric mean≤ 126 MPN/100mLMay–Oct001
E. coli, MTEC-MFweekly geometric mean≤ 284 MPN/100mLMay–Oct001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Chlorine, total residualdaily maximum≤ .019 mg/LMay–Oct001
Mercury, total low levelmonthly average≤ 1.3 ng/LMar, Jun, Aug, Dec001
Mercury, total low leveldaily maximum≤ 1700 ng/LMar, Jun, Aug, Dec001
Mercury, total low levelmonthly average≤ .00000098 kg/dMar, Jun, Aug, Dec001
Mercury, total low leveldaily maximum≤ .00129 kg/dMar, Jun, Aug, Dec001
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≤ 7.6 kg/dall year001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 11.3 kg/dall year001
Overflowsmonthly averagereport only (occur/mo)all year300
Overflowsdaily maximumreport only (occur/mo)all year300
Sludge waste from secondary clarifiersmonthly averagereport only (gal)Dec588
Sludge waste from secondary clarifiersdaily maximumreport only (gal)Dec588
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
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)Mar, Jun, Aug, Dec801
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)Mar, Jun, Aug, Dec801
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)Mar, Jun, Aug, Dec901
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)Mar, Jun, Aug, Dec901
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.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OH0095141 · MCP: https://passage-data.com/mcp