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Sewage treatment plant, Nolanville, Texas. NPDES permit TX0069191, in force until Nov 8, 2029. Last 12 months: over a limit 42 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | E. coli, daily maximum | 2420 CFU/100mL | ≤ 399 CFU/100mL | 507% |
| November 2025 | BOD, 5-day, 20 deg. C, daily average | 16 mg/L | ≤ 10 mg/L | 60% |
| November 2025 | BOD, 5-day, 20 deg. C, daily average | 67.4 lb/d | ≤ 56 lb/d | 20% |
| November 2025 | Solids, total suspended, daily average | 120.1 lb/d | ≤ 84 lb/d | 43% |
| November 2025 | Solids, total suspended, daily average | 28.5 mg/L | ≤ 15 mg/L | 90% |
| November 2025 | Solids, total suspended, daily maximum | 47 mg/L | ≤ 40 mg/L | 18% |
| December 2025 | Solids, total suspended, daily average | 15.6 mg/L | ≤ 15 mg/L | 4% |
| January 2026 | Solids, total suspended, daily average | 101.7 lb/d | ≤ 84 lb/d | 21% |
| January 2026 | Solids, total suspended, daily average | 23.2 mg/L | ≤ 15 mg/L | 55% |
| January 2026 | Solids, total suspended, daily maximum | 45 mg/L | ≤ 40 mg/L | 13% |
| February 2026 | BOD, 5-day, 20 deg. C, daily average | 15 mg/L | ≤ 10 mg/L | 50% |
| February 2026 | BOD, 5-day, 20 deg. C, daily average | 61.2 lb/d | ≤ 56 lb/d | 9% |
| February 2026 | Solids, total suspended, daily average | 20.6 mg/L | ≤ 15 mg/L | 37% |
| March 2026 | BOD, 5-day, 20 deg. C, daily average | 21 mg/L | ≤ 10 mg/L | 110% |
| March 2026 | BOD, 5-day, 20 deg. C, daily average | 88 lb/d | ≤ 56 lb/d | 57% |
| March 2026 | BOD, 5-day, 20 deg. C, daily maximum | 41 mg/L | ≤ 25 mg/L | 64% |
| March 2026 | Solids, total suspended, daily average | 139.3 lb/d | ≤ 84 lb/d | 66% |
| March 2026 | Solids, total suspended, daily average | 33.5 mg/L | ≤ 15 mg/L | 123% |
| March 2026 | Solids, total suspended, daily maximum | 87 mg/L | ≤ 40 mg/L | 118% |
| April 2026 | BOD, 5-day, 20 deg. C, daily average | 17 mg/L | ≤ 10 mg/L | 70% |
| April 2026 | BOD, 5-day, 20 deg. C, daily average | 78.6 lb/d | ≤ 56 lb/d | 40% |
| May 2026 | BOD, 5-day, 20 deg. C, daily average | 107.1 lb/d | ≤ 56 lb/d | 91% |
| May 2026 | BOD, 5-day, 20 deg. C, daily average | 18.8 mg/L | ≤ 10 mg/L | 88% |
| May 2026 | E. coli, daily average | 293 CFU/100mL | ≤ 126 CFU/100mL | 133% |
| May 2026 | E. coli, daily maximum | 411 CFU/100mL | ≤ 399 CFU/100mL | 3% |
| May 2026 | Flow, in conduit or thru treatment plant, daily average | .71 MGD | ≤ .675 MGD | 5% |
| May 2026 | Oxygen, dissolved [DO], monthly minimum | 4.9 mg/L | ≥ 5 mg/L | 2% |
| June 2026 | BOD, carbonaceous [5 day, 20 C], daily average | 16.5 mg/L | ≤ 10 mg/L | 65% |
| June 2026 | BOD, carbonaceous [5 day, 20 C], daily average | 94.9 lb/d | ≤ 56 lb/d | 69% |
| June 2026 | Flow, in conduit or thru treatment plant, daily average | .728 MGD | ≤ .675 MGD | 8% |
| June 2026 | Nitrogen, ammonia total [as N], daily average | 18.2 lb/d | ≤ 11 lb/d | 65% |
| June 2026 | Nitrogen, ammonia total [as N], daily average | 6.6 mg/L | ≤ 2 mg/L | 230% |
| June 2026 | Solids, total suspended, daily average | 16 mg/L | ≤ 15 mg/L | 7% |
| June 2026 | Solids, total suspended, daily average | 89.7 lb/d | ≤ 84 lb/d | 7% |
| July 2026 | BOD, carbonaceous [5 day, 20 C], daily average | 13 mg/L | ≤ 10 mg/L | 30% |
| July 2026 | BOD, carbonaceous [5 day, 20 C], daily average | 60.8 lb/d | ≤ 56 lb/d | 9% |
| July 2026 | E. coli, daily average | 180 CFU/100mL | ≤ 126 CFU/100mL | 43% |
| July 2026 | E. coli, daily maximum | 688 CFU/100mL | ≤ 399 CFU/100mL | 72% |
| July 2026 | Nitrogen, ammonia total [as N], daily average | 40.9 lb/d | ≤ 11 lb/d | 272% |
| July 2026 | Nitrogen, ammonia total [as N], daily average | 8.5 mg/L | ≤ 2 mg/L | 325% |
| July 2026 | Nitrogen, ammonia total [as N], daily maximum | 12.2 mg/L | ≤ 10 mg/L | 22% |
| August 2026 | BOD, carbonaceous [5 day, 20 C], daily average | 10.3 mg/L | ≤ 10 mg/L | 3% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | monthly minimum | ≥ 5 mg/L | all year |
| BOD, 5-day, 20 deg. C | daily average | ≤ 10 mg/L | Jan, Feb, Mar, Apr, May, Sep, Oct, Nov, Dec |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 25 mg/L | Jan, Feb, Mar, Apr, May, Sep, Oct, Nov, Dec |
| BOD, 5-day, 20 deg. C | daily average | ≤ 56 lb/d | Jan, Feb, Mar, Apr, May, Sep, Oct, Nov, Dec |
| pH | minimum | ≥ 6 SU | all year |
| pH | maximum | ≤ 9 SU | all year |
| Solids, total suspended | daily average | ≤ 15 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 40 mg/L | all year |
| Solids, total suspended | daily average | ≤ 84 lb/d | all year |
| Nitrogen, ammonia total [as N] | daily average | ≤ 2 mg/L | Jun–Aug |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 10 mg/L | Jun–Aug |
| Nitrogen, ammonia total [as N] | daily average | ≤ 11 lb/d | Jun–Aug |
| Flow, in conduit or thru treatment plant | daily average | ≤ .675 MGD | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Chlorine, total residual | monthly minimum | ≥ 1 mg/L | all year |
| Chlorine, total residual | monthly maximum | ≤ 4 mg/L | all year |
| E. coli | daily average | ≤ 126 CFU/100mL | all year |
| E. coli | daily maximum | ≤ 399 CFU/100mL | all year |
| BOD, carbonaceous [5 day, 20 C] | daily average | ≤ 10 mg/L | Jun–Aug |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 25 mg/L | Jun–Aug |
| BOD, carbonaceous [5 day, 20 C] | daily average | ≤ 56 lb/d | Jun–Aug |
Cited limits by parameter: Texas'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/TX0069191 · MCP: https://passage-data.com/mcp