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Village of Bainbridge WWTP

Sewerage Systems, Bainbridge, Ohio. NPDES permit OH0149101, in force until Apr 30, 2031. Last 12 months: over a limit 17 times (last May 2026), 3 of 35 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (27 values), outfall 300 form A monthly (2 values), outfall 601 form A monthly (4 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
7 values over a limit, 0 required values missing, 0 of 38 reports late

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

All 17 values over a limit
Period endingParameterReportedLimitOver by
January 2026BOD, carbonaceous [5 day, 20 C], monthly average15≤ 10 mg/L50%
January 2026BOD, carbonaceous [5 day, 20 C], weekly maximum26≤ 15 mg/L73%
January 2026Solids, total suspended, monthly average31≤ 12 mg/L158%
January 2026Solids, total suspended, weekly maximum59≤ 18 mg/L228%
February 2026BOD, carbonaceous [5 day, 20 C], monthly average27≤ 10 mg/L170%
February 2026BOD, carbonaceous [5 day, 20 C], weekly maximum56≤ 15 mg/L273%
February 2026Nitrogen, ammonia total [as N], monthly average4.5≤ 3 mg/L50%
February 2026Nitrogen, ammonia total [as N], weekly maximum9.8≤ 4.5 mg/L118%
February 2026Solids, total suspended, monthly average49.4≤ 12 mg/L312%
February 2026Solids, total suspended, weekly maximum142≤ 18 mg/L689%
March 2026BOD, carbonaceous [5 day, 20 C], monthly average34≤ 10 mg/L240%
March 2026BOD, carbonaceous [5 day, 20 C], weekly maximum73≤ 15 mg/L387%
March 2026Solids, total suspended, monthly average53.6≤ 12 mg/L347%
March 2026Solids, total suspended, weekly maximum107≤ 18 mg/L494%
April 2026Solids, total suspended, monthly average13≤ 12 mg/L8%
April 2026Solids, total suspended, weekly maximum27≤ 18 mg/L50%
May 2026BOD, carbonaceous [5 day, 20 C], monthly average11≤ 10 mg/L10%

Limits in force (80)

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≤ 6.77 kg/dall year001
Solids, total suspendedweekly maximum≤ 10.2 kg/dall year001
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/LJun, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/LMay–Oct001
Nitrogen, ammonia total [as N]weekly maximum≤ 4.5 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ 1.5 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 1.7 kg/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ .56 kg/dMay–Oct001
Nitrogen, ammonia total [as N]weekly maximum≤ 2.5 kg/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ .85 kg/dMay–Oct001
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)Jan, Mar, May, Jul, Sep, Nov001
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)Jan, Mar, May, Jul, Sep, Nov001
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)Jan, Mar, May, Jul, Sep, Nov001
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)Jan, Mar, May, Jul, Sep, Nov001
Phosphorus, total [as P]monthly averagereport only (mg/L)Jan, Mar, May, Jul, Sep, Nov001
Phosphorus, total [as P]daily maximumreport only (mg/L)Jan, Mar, May, Jul, Sep, Nov001
Nickel, total recoverablemonthly averagereport only (ug/L)Jun, Dec001
Nickel, total recoverabledaily maximumreport only (ug/L)Jun, Dec001
Zinc, total recoverablemonthly averagereport only (ug/L)Jun, Dec001
Zinc, total recoverabledaily maximumreport only (ug/L)Jun, Dec001
Cadmium, total recoverablemonthly averagereport only (ug/L)Jun, Dec001
Cadmium, total recoverabledaily maximumreport only (ug/L)Jun, Dec001
Lead, total recoverablemonthly averagereport only (ug/L)Jun, Dec001
Lead, total recoverabledaily maximumreport only (ug/L)Jun, Dec001
Chromium, total recoverablemonthly averagereport only (ug/L)Jun, Dec001
Chromium, total recoverabledaily maximumreport only (ug/L)Jun, Dec001
Copper, total recoverablemonthly averagereport only (ug/L)Jun, Dec001
Copper, total recoverabledaily maximumreport only (ug/L)Jun, Dec001
Chromium, hexavalent dissolved [as Cr]monthly averagereport only (ug/L)Jun, Dec001
Chromium, hexavalent dissolved [as Cr]daily maximumreport only (ug/L)Jun, Dec001
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
Mercury, total low levelmonthly averagereport only (ng/L)Jun001
Mercury, total low leveldaily maximumreport only (ng/L)Jun001
Solids, total dissolved- 180 deg. Cmonthly averagereport only (mg/L)Jun, Dec001
Solids, total dissolved- 180 deg. Cdaily maximumreport only (mg/L)Jun, 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≤ 5.64 kg/dall year001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 8.46 kg/dall year001
Overflowsmonthly averagereport only (occur/mo)all year300
Overflowsdaily maximumreport only (occur/mo)all year300
Nitrogen, ammonia in bottom depositsmonthly averagereport only (mg/kg)Dec581
Nitrogen, ammonia in bottom depositsdaily maximumreport only (mg/kg)Dec581
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/kg)Dec581
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/kg)Dec581
Phosphorous, total, in bottom depositsmonthly averagereport only (mg/kg)Dec581
Phosphorous, total, in bottom depositsdaily maximumreport only (mg/kg)Dec581
Potassium, in bottom depositsmonthly averagereport only (mg/kg)Dec581
Potassium, in bottom depositsdaily maximumreport only (mg/kg)Dec581
Arsenic, dry weightdaily maximum≤ 75 mg/kgDec581
Cadmium, in bottom deposits [dry wgt]daily maximum≤ 85 mg/kgDec581
Copper in bottom deposits [dry wgt]daily maximum≤ 4300 mg/kgDec581
Lead, total dry weight [as Pb]daily maximum≤ 840 mg/kgDec581
Nickel, tot in bottom deposits [dry wgt]daily maximum≤ 420 mg/kgDec581
Zinc in bottom deposits [dry wgt]daily maximum≤ 7500 mg/kgDec581
Selenium, dry weightdaily maximum≤ 100 mg/kgDec581
Biosolids weight indluding admixturesmonthly averagereport only (dry ton)Dec581
Biosolids weight indluding admixturesdaily maximumreport only (dry ton)Dec581
Fecal coliform in sludge, CFU/gramdaily maximum≤ 2000000 CFU/gDec581
Sludge weight, drymonthly averagereport only (dry ton)Dec581
Sludge weight, drydaily maximumreport only (dry ton)Dec581
Mercury, tot in bot deposits [dry wgt]daily maximum≤ 57 mg/kgDec581
Molybdenum, sludge, total, dry weight [as Mo]daily maximum≤ 75 mg/kgDec581
Sludge waste from secondary clarifiersmonthly averagereport only (gal)Dec588
Sludge waste from secondary clarifiersdaily maximumreport only (gal)Dec588
Solids, total suspendedmonthly averagereport only (mg/L)all year601
Solids, total suspendeddaily maximumreport only (mg/L)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

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/OH0149101 · MCP: https://passage-data.com/mcp