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Village of Marshallville

Sewage treatment plant, Marshallville, Ohio. NPDES permit OH0022624, in force until Feb 29, 2028. Last 12 months: over a limit 41 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (32 values), outfall 300 form A monthly (2 values), outfall 601 form A monthly (4 values), outfall 801 form A monthly (11 values), outfall 901 form A monthly (13 values)
Renewal application due
Sep 2, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
21 values over a limit, 0 required values missing, 0 of 50 reports late

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

All 41 values over a limit
Period endingParameterReportedLimitOver by
November 2025Solids, total dissolved- 180 deg. C, monthly average2000≤ 1545 mg/L29%
November 2025Solids, total suspended, monthly average13≤ 11 mg/L18%
November 2025Solids, total suspended, weekly maximum29≤ 17 mg/L71%
December 2025Solids, total dissolved- 180 deg. C, monthly average1900≤ 1545 mg/L23%
January 2026Solids, total dissolved- 180 deg. C, monthly average2400≤ 1545 mg/L55%
January 2026Solids, total dissolved- 180 deg. C, monthly average810≤ 761 kg/d6%
January 2026Solids, total suspended, weekly maximum21≤ 17 mg/L24%
February 2026Solids, total dissolved- 180 deg. C, monthly average2200≤ 1545 mg/L42%
March 2026Solids, total dissolved- 180 deg. C, monthly average2100≤ 1545 mg/L36%
March 2026Solids, total dissolved- 180 deg. C, monthly average830≤ 761 kg/d9%
March 2026Solids, total suspended, monthly average17≤ 11 mg/L55%
March 2026Solids, total suspended, monthly average8.3≤ 5.42 kg/d53%
March 2026Solids, total suspended, weekly maximum23≤ 8.37 kg/d175%
March 2026Solids, total suspended, weekly maximum40≤ 17 mg/L135%
April 2026Solids, total suspended, monthly average12≤ 11 mg/L9%
April 2026Solids, total suspended, weekly maximum25≤ 17 mg/L47%
May 2026E. coli, MTEC-MF, monthly geometric mean142≤ 126 MPN/100mL13%
May 2026E. coli, MTEC-MF, weekly geometric mean2420≤ 284 MPN/100mL752%
May 2026Nitrogen, ammonia total [as N], monthly average1.39≤ .493 kg/d182%
May 2026Nitrogen, ammonia total [as N], monthly average8.87≤ 1 mg/L787%
May 2026Nitrogen, ammonia total [as N], weekly maximum1.44≤ .689 kg/d109%
May 2026Nitrogen, ammonia total [as N], weekly maximum8.9≤ 1.4 mg/L536%
May 2026Solids, total suspended, weekly maximum10≤ 8.37 kg/d19%
May 2026pH, daily minimum6.3≥ 6.5 SU—
June 2026BOD, carbonaceous [5 day, 20 C], monthly average12≤ 9.23 mg/L30%
June 2026E. coli, MTEC-MF, monthly geometric mean936≤ 126 MPN/100mL643%
June 2026E. coli, MTEC-MF, weekly geometric mean2420≤ 284 MPN/100mL752%
June 2026Nitrogen, ammonia total [as N], monthly average13.5≤ 1 mg/L1250%
June 2026Nitrogen, ammonia total [as N], monthly average6.95≤ .493 kg/d1310%
June 2026Nitrogen, ammonia total [as N], weekly maximum13.5≤ 1.4 mg/L864%
June 2026Nitrogen, ammonia total [as N], weekly maximum6.95≤ .689 kg/d909%
June 2026Solids, total dissolved- 180 deg. C, monthly average1600≤ 761 kg/d110%
June 2026Solids, total dissolved- 180 deg. C, monthly average3200≤ 1545 mg/L107%
June 2026pH, daily minimum6.1≥ 6.5 SU—
July 2026E. coli, MTEC-MF, monthly geometric mean2930≤ 126 MPN/100mL2225%
July 2026E. coli, MTEC-MF, weekly geometric mean4840≤ 284 MPN/100mL1604%
July 2026Solids, total dissolved- 180 deg. C, monthly average2000≤ 1545 mg/L29%
August 2026E. coli, MTEC-MF, monthly geometric mean597≤ 126 MPN/100mL374%
August 2026E. coli, MTEC-MF, weekly geometric mean2420≤ 284 MPN/100mL752%
August 2026Nitrogen, ammonia total [as N], weekly maximum1.43≤ 1.4 mg/L2%
August 2026Solids, total dissolved- 180 deg. C, monthly average2800≤ 1545 mg/L81%

Limits in force (112)

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≤ 11 mg/Lall year001
Solids, total suspendedweekly maximum≤ 17 mg/Lall year001
Solids, total suspendedmonthly average≤ 5.42 kg/dall year001
Solids, total suspendedweekly maximum≤ 8.37 kg/dall year001
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/LMar, Jun, Sep, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 2.9 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ 1.4 mg/LMay–Oct001
Nitrogen, ammonia total [as N]weekly maximum≤ 4.1 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ .493 kg/dMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 1.43 kg/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ .689 kg/dMay–Oct001
Nitrogen, ammonia total [as N]weekly maximum≤ 2.02 kg/dJan, Feb, Mar, Apr, Nov, 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≤ .493 kg/dall year001
Phosphorus, total [as P]weekly maximum≤ .739 kg/dall year001
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)Jun, Dec001
Mercury, total low leveldaily maximumreport only (ng/L)Jun, Dec001
Cyanide, free availablemonthly averagereport only (ug/L)Jun, Dec001
Cyanide, free availabledaily maximumreport only (ug/L)Jun, Dec001
Solids, total dissolved- 180 deg. Cmonthly average≤ 1545 mg/Lall year001
Solids, total dissolved- 180 deg. Cmonthly average≤ 761 kg/dall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 9.23 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 13.9 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 4.55 kg/dall year001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 6.84 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
Temperature, water deg. centigrademonthly averagereport only (deg C)Mar, Jun, Sep, Dec801
Temperature, water deg. centigradedaily maximumreport only (deg C)Mar, Jun, Sep, Dec801
Oxygen, dissolved [DO]daily minimumreport only (mg/L)Mar, Jun, Sep, Dec801
pHdaily minimumreport only (SU)Mar, Jun, Sep, Dec801
pHdaily maximumreport only (SU)Mar, Jun, Sep, Dec801
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Mar, Jun, Sep, Dec801
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)Mar, Jun, Sep, Dec801
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)Mar, Jun, Sep, Dec801
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)Mar, Jun, Sep, Dec801
Phosphorus, total [as P]monthly averagereport only (mg/L)Mar, Jun, Sep, Dec801
Phosphorus, total [as P]daily maximumreport only (mg/L)Mar, Jun, Sep, 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)Mar, Jun, Sep, Dec901
Temperature, water deg. centigradedaily maximumreport only (deg C)Mar, Jun, Sep, Dec901
Oxygen, dissolved [DO]daily minimumreport only (mg/L)Mar, Jun, Sep, Dec901
pHdaily minimumreport only (SU)Mar, Jun, Sep, Dec901
pHdaily maximumreport only (SU)Mar, Jun, Sep, Dec901
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Mar, Jun, Sep, Dec901
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)Mar, Jun, Sep, Dec901
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)Mar, Jun, Sep, Dec901
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)Mar, Jun, Sep, Dec901
Phosphorus, total [as P]monthly averagereport only (mg/L)Mar, Jun, Sep, Dec901
Phosphorus, total [as P]daily maximumreport only (mg/L)Mar, Jun, Sep, Dec901
Hardness, total [as CaCO3]monthly averagereport only (mg/L)Mar, Jun, Sep, Dec901
Hardness, total [as CaCO3]daily maximumreport only (mg/L)Mar, Jun, Sep, 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.

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