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Sewerage Systems, House Springs, Missouri. NPDES permit MO0139564 expired Jun 30, 2023; its limits still apply. Last 12 months: no values over a limit, 265 required values missing, 57 of 82 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | daily average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 001 |
| pH | daily maximum | report only (SU) | all year | 001 |
| pH | minimum | report only (SU) | all year | 001 |
| pH | minimum | report only (SU) | all year | 001 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 001 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 001 |
| Arsenic, total [as As] | daily maximum | ≤ 41 mg/kg | all year | 001 |
| Arsenic, total [as As] | annual average | ≤ 41 mg/kg | all year | 001 |
| Cadmium, total [as Cd] | daily maximum | ≤ 39 mg/kg | all year | 001 |
| Cadmium, total [as Cd] | annual average | ≤ 39 mg/kg | all year | 001 |
| Chromium, total [as Cr] | daily maximum | ≤ 1200 mg/kg | all year | 001 |
| Chromium, total [as Cr] | annual average | ≤ 1200 mg/kg | all year | 001 |
| Copper, total [as Cu] | daily maximum | ≤ 1500 mg/kg | all year | 001 |
| Copper, total [as Cu] | annual average | ≤ 1500 mg/kg | all year | 001 |
| Lead, total [as Pb] | daily maximum | ≤ 300 mg/kg | all year | 001 |
| Lead, total [as Pb] | annual average | ≤ 300 mg/kg | all year | 001 |
| Molybdenum, total [as Mo] | daily maximum | ≤ 18 mg/kg | all year | 001 |
| Molybdenum, total [as Mo] | annual average | ≤ 18 mg/kg | all year | 001 |
| Nickel, total [as Ni] | daily maximum | ≤ 420 mg/kg | all year | 001 |
| Nickel, total [as Ni] | annual average | ≤ 420 mg/kg | all year | 001 |
| Zinc, total [as Zn] | daily maximum | ≤ 2800 mg/kg | all year | 001 |
| Zinc, total [as Zn] | annual average | ≤ 2800 mg/kg | all year | 001 |
| Selenium, total [as Se] | daily maximum | ≤ 36 mg/L | all year | 001 |
| Selenium, total [as Se] | annual average | ≤ 36 mg/L | all year | 001 |
| Rainfall | daily maximum | report only (in) | all year | 001 |
| Flow, in conduit or thru treatment plant | value | report only (MGD) | all year | 001 |
| E. coli | daily maximum | report only (MPN/100mL) | all year | 001 |
| Freeboard | daily maximum | report only (ft) | all year | 001 |
| Solids, total, percent | daily maximum | report only (%) | all year | 001 |
| Mercury, total [as Hg] | daily maximum | ≤ 17 mg/kg | all year | 001 |
| Mercury, total [as Hg] | annual average | ≤ 17 mg/kg | all year | 001 |
| Duration of discharge | value | report only (hr) | all year | 001 |
| Oxygen, dissolved [DO] | daily average | report only (mg/L) | all year | 002 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 002 |
| pH | daily maximum | report only (SU) | all year | 002 |
| pH | minimum | report only (SU) | all year | 002 |
| pH | daily maximum | report only (SU) | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 002 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 002 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 002 |
| Arsenic, total [as As] | daily maximum | ≤ 41 mg/kg | all year | 002 |
| Arsenic, total [as As] | annual average | ≤ 41 mg/kg | all year | 002 |
| Cadmium, total [as Cd] | daily maximum | ≤ 39 mg/L | all year | 002 |
| Cadmium, total [as Cd] | annual average | ≤ 39 mg/L | all year | 002 |
| Chromium, total [as Cr] | daily maximum | ≤ 1200 mg/kg | all year | 002 |
| Chromium, total [as Cr] | annual average | ≤ 1200 mg/kg | all year | 002 |
| Copper, total [as Cu] | daily maximum | ≤ 1500 mg/L | all year | 002 |
| Copper, total [as Cu] | annual average | ≤ 1500 mg/L | all year | 002 |
| Lead, total [as Pb] | daily maximum | ≤ 300 mg/L | all year | 002 |
| Lead, total [as Pb] | annual average | ≤ 300 mg/L | all year | 002 |
| Molybdenum, total [as Mo] | daily maximum | ≤ 18 mg/kg | all year | 002 |
| Molybdenum, total [as Mo] | annual average | ≤ 18 mg/kg | all year | 002 |
| Nickel, total [as Ni] | daily maximum | ≤ 420 mg/kg | all year | 002 |
| Nickel, total [as Ni] | annual average | ≤ 420 mg/kg | all year | 002 |
| Zinc, total [as Zn] | daily maximum | ≤ 2800 mg/kg | all year | 002 |
| Zinc, total [as Zn] | annual average | ≤ 2800 mg/kg | all year | 002 |
| Selenium, total [as Se] | daily maximum | ≤ 36 mg/kg | all year | 002 |
| Selenium, total [as Se] | annual average | ≤ 36 mg/kg | all year | 002 |
| Rainfall | daily maximum | report only (in) | all year | 002 |
| Flow, in conduit or thru treatment plant | value | report only (MGD) | all year | 002 |
| E. coli | daily maximum | report only (MPN/100mL) | all year | 002 |
| Freeboard | daily maximum | report only (ft) | all year | 002 |
| Solids, total, percent | daily maximum | report only (%) | all year | 002 |
| Mercury, total [as Hg] | daily maximum | ≤ 17 mg/L | all year | 002 |
| Mercury, total [as Hg] | annual average | ≤ 17 mg/L | all year | 002 |
| Duration of discharge | value | report only (hr) | all year | 002 |
| Oxygen, dissolved [DO] | daily average | report only (mg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 003 |
| pH | daily maximum | report only (SU) | all year | 003 |
| pH | daily maximum | report only (SU) | all year | 003 |
| pH | daily maximum | report only (SU) | all year | 003 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 003 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 003 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 003 |
| Rainfall | daily maximum | report only (in) | all year | 003 |
| Flow, in conduit or thru treatment plant | value | report only (MGD) | all year | 003 |
| E. coli | daily maximum | report only (MPN/100mL) | all year | 003 |
| Freeboard | daily maximum | report only (ft) | all year | 003 |
| Solids, total, percent | daily maximum | report only (%) | all year | 003 |
| Duration of discharge | daily maximum | report only (hr) | all year | 003 |
| Oxygen, dissolved [DO] | daily average | report only (mg/L) | all year | 004 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 004 |
| pH | daily maximum | report only (SU) | all year | 004 |
| pH | daily maximum | report only (SU) | all year | 004 |
| pH | daily maximum | report only (SU) | all year | 004 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 004 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 004 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 004 |
| Rainfall | daily maximum | report only (in) | all year | 004 |
| Flow, in conduit or thru treatment plant | value | report only (MGD) | all year | 004 |
| E. coli | daily maximum | report only (MPN/100mL) | all year | 004 |
| Freeboard | daily maximum | report only (ft) | all year | 004 |
| Solids, total, percent | daily maximum | report only (%) | all year | 004 |
| Duration of discharge | value | report only (hr) | all year | 004 |
| Oxygen, dissolved [DO] | daily average | report only (mg/L) | all year | 005 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 005 |
| pH | daily maximum | report only (SU) | all year | 005 |
| pH | daily maximum | report only (SU) | all year | 005 |
| pH | daily maximum | report only (SU) | all year | 005 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 005 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 005 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 005 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 005 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 005 |
| Potassium, total [as K] | daily maximum | report only (mg/L) | all year | 005 |
| Rainfall | daily maximum | report only (in) | all year | 005 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 005 |
| E. coli | daily maximum | report only (MPN/100mL) | all year | 005 |
| Freeboard | daily maximum | report only (ft) | all year | 005 |
| Solids, total, percent | daily maximum | report only (%) | all year | 005 |
| Duration of discharge | value | report only (hr) | all year | 005 |
| Nitrogen, total [as N] | daily maximum | report only (ppm) | all year | 006 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (ppm) | all year | 006 |
| Phosphorus, brays | daily maximum | report only (ppm) | all year | 006 |
| Application rate area sprayed | daily maximum | report only (acr) | all year | 006 |
| Application rate, rate/area sprayed | daily maximum | report only (gal/acr) | all year | 006 |
| Application rate, gallons spray irrigation | daily maximum | report only (gal) | all year | 006 |
| Spray irrigation | daily maximum | report only (hr/d) | all year | 006 |
| pH, in soil | minimum | report only (SU) | all year | 006 |
| Nitrogen, total [as N] | daily maximum | report only (ppm) | all year | 007 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 007 |
| Phosphorus, brays | daily maximum | report only (ppm) | all year | 007 |
| Application rate area sprayed | daily maximum | report only (acr) | all year | 007 |
| Application rate, rate/area sprayed | daily maximum | report only (gal/acr) | all year | 007 |
| Application rate, gallons spray irrigation | daily maximum | report only (gal) | all year | 007 |
| Spray irrigation | daily maximum | report only (hr/d) | all year | 007 |
| pH, in soil | minimum | report only (SU) | all year | 007 |
| Nitrogen, total [as N] | daily maximum | report only (ppm) | all year | 008 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (ppm) | all year | 008 |
| Phosphorus, brays | daily maximum | report only (ppm) | all year | 008 |
| Application rate area sprayed | daily maximum | report only (acr) | all year | 008 |
| Application rate, rate/area sprayed | daily maximum | report only (gal/acr) | all year | 008 |
| Application rate, gallons spray irrigation | daily maximum | report only (gal) | all year | 008 |
| Spray irrigation | daily maximum | report only (hr/d) | all year | 008 |
| pH, in soil | minimum | report only (SU) | all year | 008 |
| Nitrogen, total [as N] | daily maximum | report only (ppm) | all year | 009 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (ppm) | all year | 009 |
| Application rate area sprayed | daily maximum | report only (acr) | all year | 009 |
| Application rate, rate/area sprayed | daily maximum | report only (gal/acr) | all year | 009 |
| Application rate, gallons spray irrigation | daily maximum | report only (gal) | all year | 009 |
| Spray irrigation | daily maximum | report only (hr/d) | all year | 009 |
| pH, in soil | minimum | report only (SU) | all year | 009 |
Cited limits by parameter: Missouri's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/MO0139564 · MCP: https://passage-data.com/mcp