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Sewage treatment plant, major discharger, Cuba, Missouri. NPDES permit MO0094919 expired Sep 30, 2024; its limits still apply. Last 12 months: over a limit 2 times (last October 2025). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | E. coli, 30-day geometric mean | 421.5 | ≤ 206 #/100mL | 105% |
| October 2025 | E. coli, 7-day geometric mean | 2419.6 | ≤ 1030 #/100mL | 135% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | daily minimum | report only (mg/L) | all year | 001 |
| Oxygen, dissolved [DO] | monthly average minimum | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 26 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 17 mg/L | all year | 001 |
| pH | minimum | ≥ 6.5 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | weekly average | ≤ 26 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 17 mg/L | all year | 001 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | ≤ 15 mg/L | all year | 001 |
| Oil and grease [soxhlet extr.] tot. | monthly average | ≤ 10 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 5.6 mg/L | Apr–Sep | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 10.2 mg/L | Jan, Feb, Mar, Oct, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1.3 mg/L | Apr–Sep | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 2.7 mg/L | Jan, Feb, Mar, Oct, Nov, Dec | 001 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Cyanide, free [amenable to chlorination] | daily maximum | ≤ 6.6 ug/L | all year | 001 |
| Cyanide, free [amenable to chlorination] | monthly average | ≤ 4.6 ug/L | all year | 001 |
| Selenium, total recoverable | daily maximum | ≤ 9.2 ug/L | all year | 001 |
| Selenium, total recoverable | monthly average | ≤ 3.4 ug/L | all year | 001 |
| Boron, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Boron, total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Cadmium, total recoverable | daily maximum | ≤ 2.9 ug/L | all year | 001 |
| Cadmium, total recoverable | monthly average | ≤ 1 ug/L | all year | 001 |
| Copper, total recoverable | daily maximum | ≤ 33 ug/L | all year | 001 |
| Copper, total recoverable | monthly average | ≤ 16.9 ug/L | 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 |
| E. coli | 7-day geometric mean | ≤ 1030 #/100mL | Apr–Oct | 001 |
| E. coli | 30-day geometric mean | ≤ 206 #/100mL | Apr–Oct | 001 |
| Toxicity [acute], Ceriodaphnia dubia | daily maximum | report only (toxic) | all year | 001 |
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | daily maximum | report only (toxic) | all year | 001 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 85 % | all year | 001 |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | INF |
| Solids, total suspended | monthly average | report only (mg/L) | all year | INF |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | INF |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | INF |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | INF |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year | INF |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | INF |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | INF |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | INF |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | INF |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | SM1 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | SM1 |
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/MO0094919 · MCP: https://passage-data.com/mcp