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Electric Services, major discharger, Labadie, Missouri. NPDES permit MO0004812, in force until Nov 30, 2026. Last 12 months: over a limit once (last July 2026), 28 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit |
|---|---|---|---|
| July 2026 | Thermal Discharge, ratio, daily maximum | 1.19 | ≤ .95 # |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 001 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (cfs) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (cfs) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (cfs) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (cfs) | all year | 001 |
| Thermal Discharge, ratio | daily maximum | ≤ .95 # | all year | 001 |
| Thermal Discharge, ratio | daily maximum | report only (#) | all year | 001 |
| Thermal Discharge, ratio | monthly average | report only (#) | all year | 001 |
| Thermal Discharge, ratio | monthly average | report only (#) | all year | 001 |
| Mixing Zone | daily maximum | report only (%) | all year | 001 |
| Mixing Zone | monthly average | report only (%) | all year | 001 |
| Mixing Zone | daily maximum | ≤ 40 % | all year | 001 |
| Mixing Zone | monthly average | report only (%) | all year | 001 |
| Month excursion time [min] | monthly total | report only (hr) | all year | 001 |
| Month excursion time [min] | annual total | ≤ 528 hr | all year | 001 |
| Month excursion time [min] | year-to-date total | report only (hr) | all year | 001 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 004 |
| pH | minimum | report only (SU) | all year | 004 |
| pH | maximum | report only (SU) | all year | 004 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 004 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | report only (mg/L) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 005 |
| pH | minimum | report only (SU) | all year | 005 |
| pH | maximum | report only (SU) | all year | 005 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 005 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | report only (mg/L) | all year | 005 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 005 |
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 010 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 010 |
| Flow rate | daily maximum | report only (cfs) | all year | 010 |
| Flow rate | monthly average | report only (cfs) | all year | 010 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 010 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 010 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 010 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 010 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (cfs) | all year | 010 |
| Flow, in conduit or thru treatment plant | monthly average | report only (cfs) | all year | 010 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 011 |
| pH | minimum | report only (SU) | all year | 011 |
| pH | maximum | report only (SU) | all year | 011 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 011 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | report only (mg/L) | all year | 011 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 011 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 012 |
| pH | minimum | report only (SU) | all year | 012 |
| pH | maximum | report only (SU) | all year | 012 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 012 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | report only (mg/L) | all year | 012 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 012 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year | 02A |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year | 02A |
| pH | minimum | ≥ 6 SU | all year | 02A |
| pH | maximum | ≤ 9 SU | all year | 02A |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 02A |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 02A |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 02A |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 02A |
| E. coli | daily maximum | ≤ 1030 #/100mL | Apr–Dec | 02A |
| E. coli | 30-day geometric mean | ≤ 206 #/100mL | Apr–Dec | 02A |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 02B |
| Oxygen demand, chem. [high level] [COD] | monthly average | report only (mg/L) | all year | 02B |
| pH | minimum | ≥ 6 SU | all year | 02B |
| pH | maximum | ≤ 9 SU | all year | 02B |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 02B |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 02B |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 02B |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 02B |
| Oil and grease [soxhlet extr.] tot. | daily maximum | ≤ 15 mg/L | all year | 02B |
| Oil and grease [soxhlet extr.] tot. | monthly average | ≤ 10 mg/L | all year | 02B |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 02B |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 02B |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 02B |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 02B |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 02B |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 02B |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 02B |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 02B |
| Boron, total recoverable | daily maximum | report only (ug/L) | all year | 02B |
| Boron, total recoverable | monthly average | report only (ug/L) | all year | 02B |
| Chloride | daily maximum | report only (mg/L) | all year | 02B |
| Chloride | monthly average | report only (mg/L) | all year | 02B |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 02B |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 02B |
| Nitrogen, Kjeldahl, total [TKN] [water] | daily maximum | report only (mg/L) | all year | 02B |
| Nitrogen, Kjeldahl, total [TKN] [water] | monthly average | report only (mg/L) | all year | 02B |
| Toxicity [acute], Ceriodaphnia dubia | value | ≤ 3.3 toxic | all year | 02B |
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | value | ≤ 3.3 toxic | all year | 02B |
| Chlorides + Sulfates | daily maximum | report only (mg/L) | all year | 02B |
| Chlorides + Sulfates | monthly average | report only (mg/L) | all year | 02B |
| Freeboard | minimum | report only (ft) | all year | 02C |
| Freeboard | average | report only (ft) | all year | 02C |
Cited limits by parameter: Missouri's rules and the federal ones.
Same industry: the 29 Electric Services permits in Missouri.
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