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Sewage treatment plant, Branson, Missouri. NPDES permit MO0134791 expired Dec 31, 2024; its limits still apply. Last 12 months: over a limit 13 times (last February 2026), 36 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Nitrogen, ammonia total [as N], daily maximum | 20.1 | ≤ 9.8 mg/L | 105% |
| October 2025 | Nitrogen, ammonia total [as N], monthly average | 20.1 | ≤ 2.8 mg/L | 618% |
| November 2025 | Nitrogen, ammonia total [as N], daily maximum | 29.46 | ≤ 9.8 mg/L | 201% |
| November 2025 | Nitrogen, ammonia total [as N], monthly average | 29.46 | ≤ 2.8 mg/L | 952% |
| December 2025 | E. coli, daily maximum | 15400 | ≤ 126 #/100mL | 12122% |
| December 2025 | Nitrogen, ammonia total [as N], daily maximum | 34.22 | ≤ 9.8 mg/L | 249% |
| December 2025 | Nitrogen, ammonia total [as N], monthly average | 34.22 | ≤ 2.8 mg/L | 1122% |
| January 2026 | E. coli, daily maximum | 462 | ≤ 126 #/100mL | 267% |
| January 2026 | Nitrogen, ammonia total [as N], daily maximum | 37.44 | ≤ 9.8 mg/L | 282% |
| January 2026 | Nitrogen, ammonia total [as N], monthly average | 37.44 | ≤ 2.8 mg/L | 1237% |
| February 2026 | Nitrogen, ammonia total [as N], daily maximum | 27.58 | ≤ 9.8 mg/L | 181% |
| February 2026 | Nitrogen, ammonia total [as N], monthly average | 27.58 | ≤ 2.8 mg/L | 885% |
| February 2026 | Phosphorus, total [as P], monthly average | 1.63 | ≤ .5 mg/L | 226% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | weekly average | ≤ 15 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 10 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 | ≤ 20 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 15 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 7.5 mg/L | Jan, Feb, Mar, Oct, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 3.6 mg/L | Apr–Sep | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 2.5 mg/L | Jan, Feb, Mar, Oct, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1.4 mg/L | Apr–Sep | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ .5 mg/L | all year | 001 |
| Iron, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Iron, total recoverable | monthly average | report only (ug/L) | all year | 001 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 001 |
| Aluminum, total recoverable | monthly average | report only (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 | daily maximum | ≤ 126 #/100mL | all year | 001 |
| E. coli | 30-day geometric mean | report only (#/100mL) | all year | 001 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 15 mg/L | all year | 002 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 10 mg/L | all year | 002 |
| pH | minimum | ≥ 6.5 SU | all year | 002 |
| pH | maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | weekly average | ≤ 20 mg/L | all year | 002 |
| Solids, total suspended | monthly average | ≤ 15 mg/L | all year | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 4.5 mg/L | Apr–Sep | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 9.8 mg/L | Jan, Feb, Mar, Oct, Nov, Dec | 002 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1.4 mg/L | Apr–Sep | 002 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 2.8 mg/L | Jan, Feb, Mar, Oct, Nov, Dec | 002 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 002 |
| Phosphorus, total [as P] | monthly average | ≤ .5 mg/L | all year | 002 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Aluminum, total recoverable | monthly average | report only (ug/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| E. coli | daily maximum | ≤ 126 #/100mL | all year | 002 |
| E. coli | 30-day geometric mean | report only (#/100mL) | all year | 002 |
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/MO0134791 · MCP: https://passage-data.com/mcp