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Lima, City of

Sewage treatment plant, major discharger, Lima, Ohio. NPDES permit OH0026069, in force until Jun 30, 2028. Last 12 months: over a limit 9 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (63 values), outfall 300 form A monthly (2 values), outfall 601 form A monthly (24 values), outfall 801 form A monthly (8 values), outfall 901 form A monthly (16 values)
Renewal application due
Jan 2, 2028 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
7 values over a limit, 6 required values missing, 0 of 326 reports late

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

Period endingParameterReportedLimitOver by
October 2025E. coli, MTEC-MF, weekly geometric mean864.58≤ 284 MPN/100mL204%
January 2026Nitrogen, ammonia total [as N], monthly average2.2413≤ 1.7 mg/L32%
January 2026Nitrogen, ammonia total [as N], weekly maximum7.117≤ 2.6 mg/L174%
February 2026Nitrogen, ammonia total [as N], monthly average180.6≤ 119 kg/d52%
February 2026Nitrogen, ammonia total [as N], monthly average4.007≤ 1.7 mg/L136%
February 2026Nitrogen, ammonia total [as N], weekly maximum283.1≤ 182 kg/d56%
February 2026Nitrogen, ammonia total [as N], weekly maximum7.521≤ 2.6 mg/L189%
March 2026Solids, total suspended, weekly maximum23.5≤ 20 mg/L18%
June 2026pH, maximum, daily maximum9.8≤ 9 SU—

Limits in force (242)

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
Solids, total suspendedmonthly average≤ 14 mg/Lall year001
Solids, total suspendedweekly maximum≤ 20 mg/Lall year001
Solids, total suspendedmonthly average≤ 982 kg/dall year001
Solids, total suspendedweekly maximum≤ 1402 kg/dall year001
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 1.6 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 1.7 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ 2.4 mg/LMay–Oct001
Nitrogen, ammonia total [as N]weekly maximum≤ 2.6 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 112 kg/dMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 119 kg/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ 168 kg/dMay–Oct001
Nitrogen, ammonia total [as N]weekly maximum≤ 182 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≤ 70 kg/dall year001
Phosphorus, total [as P]weekly maximum≤ 105 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
Nickel, total recoverablemonthly averagereport only (ug/L)all year001
Nickel, total recoverabledaily maximumreport only (ug/L)all year001
Zinc, total recoverablemonthly averagereport only (ug/L)all year001
Zinc, total recoverabledaily maximumreport only (ug/L)all year001
Cadmium, total recoverablemonthly averagereport only (ug/L)all year001
Cadmium, total recoverabledaily maximumreport only (ug/L)all year001
Lead, total recoverablemonthly averagereport only (ug/L)all year001
Lead, total recoverabledaily maximumreport only (ug/L)all year001
Chromium, total recoverablemonthly averagereport only (ug/L)all year001
Chromium, total recoverabledaily maximumreport only (ug/L)all year001
Copper, total recoverablemonthly averagereport only (ug/L)all year001
Copper, total recoverabledaily maximumreport only (ug/L)all year001
Selenium, total [as Se]monthly averagereport only (ug/L)all year001
Selenium, total [as Se]daily maximumreport only (ug/L)all year001
Chromium, hexavalent dissolved [as Cr]monthly averagereport only (ug/L)all year001
Chromium, hexavalent dissolved [as Cr]daily maximumreport only (ug/L)all 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 averagereport only (ug/L)all year001
Di[2-ethylhexyl] phthalate [DEHP]daily maximumreport only (ug/L)all year001
Rainfallmonthly averagereport only (in)all year001
Rainfalldaily maximumreport only (in)all year001
Flow, maximum during 24 hr periodmonthly averagereport only (MGD)all year001
Flow, maximum during 24 hr perioddaily maximumreport only (MGD)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
Chlorine, total residualdaily maximum≤ .019 mg/LMay–Oct001
Mercury, total low levelmonthly average≤ 3.5 ng/Lall year001
Mercury, total low leveldaily maximum≤ 1700 ng/Lall year001
Mercury, total low levelmonthly average≤ .00025 kg/dall year001
Mercury, total low leveldaily maximum≤ .12 kg/dall year001
Cyanide, free availablemonthly averagereport only (ug/L)all year001
Cyanide, free availabledaily maximumreport only (ug/L)all year001
Toxicity [acute], Ceriodaphnia dubiadaily maximum≤ 1 tox acuteMar, Jun, Aug, Dec001
Toxicity [chronic], Ceriodaphnia dubiamonthly average≤ 1 tox chronicMar, Jun, Aug, Dec001
Toxicity [acute], Pimephales promelas [Fathead Minnow]monthly averagereport only (tox acute)Aug001
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximumreport only (tox acute)Aug001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]monthly averagereport only (tox chronic)Aug001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximumreport only (tox chronic)Aug001
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≤ 7 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 10 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 491 kg/dall year001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 701 kg/dall year001
Overflowsmonthly averagereport only (occur/mo)all year002
Overflowsdaily maximumreport only (occur/mo)all year002
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year002
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year002
Overflowsmonthly averagereport only (occur/mo)all year003
Overflowsdaily maximumreport only (occur/mo)all year003
Overflow volume [SS0 volume, CSO volume]monthly averagereport only (Mgal)all year003
Overflow volume [SS0 volume, CSO volume]daily maximumreport only (Mgal)all year003
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
Overflowsmonthly averagereport only (occur/mo)all year007
Overflowsdaily maximumreport only (occur/mo)all year007
Overflowsmonthly averagereport only (occur/mo)all year008
Overflowsdaily maximumreport only (occur/mo)all year008
Overflowsmonthly averagereport only (occur/mo)all year009
Overflowsdaily maximumreport only (occur/mo)all year009
Overflowsmonthly averagereport only (occur/mo)all year011
Overflowsdaily maximumreport only (occur/mo)all year011
Overflowsmonthly averagereport only (occur/mo)all year012
Overflowsdaily maximumreport only (occur/mo)all year012
Overflowsmonthly averagereport only (occur/mo)all year013
Overflowsdaily maximumreport only (occur/mo)all year013
Overflowsmonthly averagereport only (occur/mo)all year014
Overflowsdaily maximumreport only (occur/mo)all year014
Overflowsmonthly averagereport only (occur/mo)all year015
Overflowsdaily maximumreport only (occur/mo)all year015
Overflowsmonthly averagereport only (occur/mo)all year016
Overflowsdaily maximumreport only (occur/mo)all year016
Overflowsmonthly averagereport only (occur/mo)all year033
Overflowsdaily maximumreport only (occur/mo)all year033
Overflowsmonthly averagereport only (occur/mo)all year034
Overflowsdaily maximumreport only (occur/mo)all year034
Overflowsmonthly averagereport only (occur/mo)all year035
Overflowsdaily maximumreport only (occur/mo)all year035
Overflowsmonthly averagereport only (occur/mo)all year037
Overflowsdaily maximumreport only (occur/mo)all year037
Overflowsmonthly averagereport only (occur/mo)all year038
Overflowsdaily maximumreport only (occur/mo)all year038
Overflowsmonthly averagereport only (occur/mo)all year300
Overflowsdaily maximumreport only (occur/mo)all year300
Nitrogen, ammonia in bottom depositsmonthly averagereport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec581
Nitrogen, ammonia in bottom depositsdaily maximumreport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec581
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec581
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec581
Phosphorous, total, in bottom depositsmonthly averagereport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec581
Phosphorous, total, in bottom depositsdaily maximumreport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec581
Potassium, in bottom depositsmonthly averagereport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec581
Potassium, in bottom depositsdaily maximumreport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec581
Arsenic, dry weightdaily maximum≤ 75 mg/kgFeb, Apr, Jun, Aug, Oct, Dec581
Cadmium, in bottom deposits [dry wgt]daily maximum≤ 85 mg/kgFeb, Apr, Jun, Aug, Oct, Dec581
Copper in bottom deposits [dry wgt]daily maximum≤ 4300 mg/kgFeb, Apr, Jun, Aug, Oct, Dec581
Lead, total dry weight [as Pb]daily maximum≤ 840 mg/kgFeb, Apr, Jun, Aug, Oct, Dec581
Nickel, tot in bottom deposits [dry wgt]daily maximum≤ 420 mg/kgFeb, Apr, Jun, Aug, Oct, Dec581
Zinc in bottom deposits [dry wgt]daily maximum≤ 7500 mg/kgFeb, Apr, Jun, Aug, Oct, Dec581
Selenium, dry weightdaily maximum≤ 100 mg/kgFeb, Apr, Jun, Aug, Oct, Dec581
Fecal coliformdaily maximum≤ 2000000 MPN/gFeb, Apr, Jun, Aug, Oct, Dec581
Biosolids weight indluding admixturesmonthly averagereport only (dry ton)Feb, Apr, Jun, Aug, Oct, Dec581
Biosolids weight indluding admixturesdaily maximumreport only (dry ton)Feb, Apr, Jun, Aug, Oct, Dec581
Sludge weight, drymonthly averagereport only (dry ton)Feb, Apr, Jun, Aug, Oct, Dec581
Sludge weight, drydaily maximumreport only (dry ton)Feb, Apr, Jun, Aug, Oct, Dec581
Mercury, tot in bot deposits [dry wgt]daily maximum≤ 57 mg/kgFeb, Apr, Jun, Aug, Oct, Dec581
Molybdenum, sludge, total, dry weight [as Mo]daily maximum≤ 75 mg/kgFeb, Apr, Jun, Aug, Oct, Dec581
Nitrogen, ammonia in bottom depositsmonthly averagereport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec584
Nitrogen, ammonia in bottom depositsdaily maximumreport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec584
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec584
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec584
Phosphorous, total, in bottom depositsmonthly averagereport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec584
Phosphorous, total, in bottom depositsdaily maximumreport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec584
Potassium, in bottom depositsmonthly averagereport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec584
Potassium, in bottom depositsdaily maximumreport only (mg/kg)Feb, Apr, Jun, Aug, Oct, Dec584
Arsenic, dry weightmonthly average≤ 41 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Arsenic, dry weightdaily maximum≤ 75 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Cadmium, in bottom deposits [dry wgt]monthly average≤ 39 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Cadmium, in bottom deposits [dry wgt]daily maximum≤ 85 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Copper in bottom deposits [dry wgt]monthly average≤ 1500 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Copper in bottom deposits [dry wgt]daily maximum≤ 4300 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Lead, total dry weight [as Pb]monthly average≤ 300 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Lead, total dry weight [as Pb]daily maximum≤ 840 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Nickel, tot in bottom deposits [dry wgt]monthly average≤ 420 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Nickel, tot in bottom deposits [dry wgt]daily maximum≤ 420 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Zinc in bottom deposits [dry wgt]monthly average≤ 2800 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Zinc in bottom deposits [dry wgt]daily maximum≤ 7500 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Selenium, dry weightmonthly average≤ 100 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Selenium, dry weightdaily maximum≤ 100 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Fecal coliformdaily maximum≤ 1000 MPN/gFeb, Apr, Jun, Aug, Oct, Dec584
Biosolids weight indluding admixturesmonthly averagereport only (dry ton)Feb, Apr, Jun, Aug, Oct, Dec584
Biosolids weight indluding admixturesdaily maximumreport only (dry ton)Feb, Apr, Jun, Aug, Oct, Dec584
Sludge weight, drymonthly averagereport only (dry ton)Feb, Apr, Jun, Aug, Oct, Dec584
Sludge weight, drydaily maximumreport only (dry ton)Feb, Apr, Jun, Aug, Oct, Dec584
Mercury, tot in bot deposits [dry wgt]monthly average≤ 17 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Mercury, tot in bot deposits [dry wgt]daily maximum≤ 57 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Molybdenum, sludge, total, dry weight [as Mo]monthly average≤ 75 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Molybdenum, sludge, total, dry weight [as Mo]daily maximum≤ 75 mg/kgFeb, Apr, Jun, Aug, Oct, Dec584
Biosolids weight indluding admixturesmonthly averagereport only (dry ton)Dec586
Biosolids weight indluding admixturesdaily maximumreport only (dry ton)Dec586
Sludge weight, drymonthly averagereport only (dry ton)Dec588
Sludge weight, drydaily maximumreport only (dry ton)Dec588
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
Nickel, total recoverablemonthly averagereport only (ug/L)all year601
Nickel, total recoverabledaily maximumreport only (ug/L)all year601
Zinc, total recoverablemonthly averagereport only (ug/L)all year601
Zinc, total recoverabledaily maximumreport only (ug/L)all year601
Cadmium, total recoverablemonthly averagereport only (ug/L)all year601
Cadmium, total recoverabledaily maximumreport only (ug/L)all year601
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)all year601
Chromium, total recoverabledaily maximumreport only (ug/L)all year601
Copper, total recoverablemonthly averagereport only (ug/L)all year601
Copper, total recoverabledaily maximumreport only (ug/L)all year601
Chromium, hexavalent dissolved [as Cr]monthly averagereport only (ug/L)all year601
Chromium, hexavalent dissolved [as Cr]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
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year603
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year603
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year604
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year604
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 (%)Mar, Jun, Aug, Dec801
%Effect Static Renewal 48Hr Acute Ceriodaphnia dubiadaily maximumreport only (%)Mar, Jun, Aug, Dec801
%Effect Static Renewal 96Hr Acute Pimephales promelasmonthly averagereport only (%)Aug801
%Effect Static Renewal 96Hr Acute Pimephales promelasdaily maximumreport only (%)Aug801
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiamonthly averagereport only (%)Mar, Jun, Aug, Dec801
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily maximumreport only (%)Mar, Jun, Aug, Dec801
%Effect Static Renewal 7Day Chronic Pimephales promelasmonthly averagereport only (%)Aug801
%Effect Static Renewal 7Day Chronic Pimephales promelasdaily maximumreport only (%)Aug801
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
Selenium, total [as Se]monthly averagereport only (ug/L)all year901
Selenium, total [as Se]daily maximumreport only (ug/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/OH0026069 · MCP: https://passage-data.com/mcp