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Sewage treatment plant, major discharger, Thomasville, Alabama. NPDES permit AL0056022, in force until Jun 30, 2029. Last 12 months: over a limit 8 times (last July 2026), 4 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| December 2025 | Solids, total suspended, monthly average | 113.5 | ≤ 90 mg/L | 26% |
| December 2025 | Solids, total suspended, weekly average | 145 | ≤ 135 mg/L | 7% |
| January 2026 | E. coli, monthly average | 1287 | ≤ 548 #/100mL | 135% |
| February 2026 | BOD, carb-5 day, 20 deg C, percent removal, monthly average minimum | 83 | ≥ 85 % | 13% |
| March 2026 | E. coli, monthly average | 601.4 | ≤ 548 #/100mL | 10% |
| July 2026 | BOD, carb-5 day, 20 deg C, percent removal, monthly average minimum | 80 | ≥ 85 % | 33% |
| July 2026 | E. coli, daily maximum | 2419.6 | ≤ 298 #/100mL | 712% |
| July 2026 | E. coli, monthly average | 1415.1 | ≤ 126 #/100mL | 1023% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Flow rate | daily minimum | ≥ 2 cfs | all year | 001 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 5 mg/L | all year | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 90 mg/L | all year | 001 |
| Solids, total suspended | weekly average | ≤ 135 mg/L | all year | 001 |
| Solids, total suspended | monthly average | report only (lb/d) | all year | 001 |
| Solids, total suspended | weekly average | report only (lb/d) | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | weekly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | report only (lb/d) | all year | 001 |
| Solids, total suspended | weekly average | report only (lb/d) | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 10 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 15 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, ammonia total [as N] | weekly average | report only (lb/d) | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | weekly average | report only (mg/L) | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | weekly average | report only (lb/d) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | weekly average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrite + Nitrate total [as N] | weekly average | report only (lb/d) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | weekly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | 001 |
| Phosphorus, total [as P] | weekly average | report only (lb/d) | 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 (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 (MGD) | all year | 001 |
| Chlorine, total residual | monthly average | ≤ .053 mg/L | all year | 001 |
| Chlorine, total residual | daily maximum | ≤ .091 mg/L | all year | 001 |
| E. coli | monthly average | ≤ 548 #/100mL | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| E. coli | monthly average | ≤ 126 #/100mL | May–Oct | 001 |
| E. coli | daily maximum | ≤ 2507 #/100mL | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| E. coli | daily maximum | ≤ 298 #/100mL | May–Oct | 001 |
| Toxicity [acute], Ceriodaphnia dubia | single sample | ≤ 0 pass=0;fail=1 | all year | 001 |
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | single sample | ≤ 0 pass=0;fail=1 | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 25 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | ≤ 37.5 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (lb/d) | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | report only (lb/d) | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (mg/L) | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | report only (mg/L) | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (lb/d) | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | report only (lb/d) | all year | 001 |
| BOD, carb-5 day, 20 deg C, percent removal | monthly average minimum | ≥ 85 % | all year | 001 |
| Solids, suspended percent removal | monthly average minimum | ≥ 65 % | all year | 001 |
| pH | daily 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, ammonia 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 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| E. coli | daily maximum | report only (#/100mL) | all year | 002 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (mg/L) | all year | 002 |
| pH | daily minimum | 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, ammonia 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 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| E. coli | daily maximum | report only (#/100mL) | all year | 003 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (mg/L) | all year | 003 |
| Oxygen, dissolved [DO] | daily minimum | report only (mg/L) | all year | 005 |
| pH | daily minimum | 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, ammonia 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 |
| E. coli | daily maximum | report only (#/100mL) | all year | 005 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (mg/L) | all year | 005 |
| Oxygen, dissolved [DO] | daily minimum | report only (mg/L) | all year | 007 |
| pH | daily minimum | report only (SU) | all year | 007 |
| pH | daily maximum | report only (SU) | all year | 007 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 007 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 007 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 007 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 007 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 007 |
| E. coli | daily maximum | report only (#/100mL) | all year | 007 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (mg/L) | all year | 007 |
| pH | daily minimum | ≥ 6 SU | all year | 008 |
| pH | daily maximum | ≤ 9 SU | all year | 008 |
| Solids, total suspended | monthly average | ≤ 90 mg/L | all year | 008 |
| Solids, total suspended | weekly average | ≤ 135 mg/L | all year | 008 |
| Solids, total suspended | monthly average | report only (lb/d) | all year | 008 |
| Solids, total suspended | weekly average | report only (lb/d) | all year | 008 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 008 |
| Solids, total suspended | weekly average | report only (mg/L) | all year | 008 |
| Solids, total suspended | monthly average | report only (lb/d) | all year | 008 |
| Solids, total suspended | weekly average | report only (lb/d) | all year | 008 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 008 |
| Nitrogen, total [as N] | weekly average | report only (mg/L) | all year | 008 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | 008 |
| Nitrogen, total [as N] | weekly average | report only (lb/d) | all year | 008 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 008 |
| Nitrogen, ammonia total [as N] | weekly average | report only (mg/L) | all year | 008 |
| Nitrogen, ammonia total [as N] | monthly average | report only (lb/d) | all year | 008 |
| Nitrogen, ammonia total [as N] | weekly average | report only (lb/d) | all year | 008 |
| Nitrogen, nitrate total [as N] | monthly average | report only (mg/L) | all year | 008 |
| Nitrogen, nitrate total [as N] | weekly average | report only (mg/L) | all year | 008 |
| Nitrogen, nitrate total [as N] | monthly average | report only (lb/d) | all year | 008 |
| Nitrogen, nitrate total [as N] | weekly average | report only (lb/d) | all year | 008 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | ≤ 20 mg/L | all year | 008 |
| Nitrogen, Kjeldahl, total [as N] | weekly average | ≤ 30 mg/L | all year | 008 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (lb/d) | all year | 008 |
| Nitrogen, Kjeldahl, total [as N] | weekly average | report only (lb/d) | all year | 008 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 008 |
| Phosphorus, total [as P] | weekly average | report only (mg/L) | all year | 008 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | 008 |
| Phosphorus, total [as P] | weekly average | report only (lb/d) | all year | 008 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 008 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 008 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 008 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 008 |
| Coliform, fecal general | monthly average | ≤ 2000 #/100mL | all year | 008 |
| Coliform, fecal general | daily maximum | ≤ 4000 #/100mL | all year | 008 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 45 mg/L | all year | 008 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | ≤ 67.5 mg/L | all year | 008 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (lb/d) | all year | 008 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | report only (lb/d) | all year | 008 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (mg/L) | all year | 008 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | report only (mg/L) | all year | 008 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (lb/d) | all year | 008 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | report only (lb/d) | all year | 008 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW1 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW1 |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW1 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW1 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | Apr, Oct | MW1 |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | Apr, Oct | MW1 |
| Methylene blue active substances | daily maximum | report only (mg/L) | Apr, Oct | MW1 |
| E. coli | daily maximum | report only (#/100mL) | Apr, Oct | MW1 |
| Coliform, fecal general | daily maximum | report only (#/100mL) | Apr, Oct | MW1 |
| Water level at sample collection time | daily maximum | report only (ft) | Apr, Oct | MW1 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW2 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW2 |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW2 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW2 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | Apr, Oct | MW2 |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | Apr, Oct | MW2 |
| Methylene blue active substances | daily maximum | report only (mg/L) | Apr, Oct | MW2 |
| E. coli | daily maximum | report only (#/100mL) | Apr, Oct | MW2 |
| Coliform, fecal general | daily maximum | report only (#/100mL) | Apr, Oct | MW2 |
| Water level at sample collection time | daily maximum | report only (ft) | Apr, Oct | MW2 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW3 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW3 |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW3 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW3 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | Apr, Oct | MW3 |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | Apr, Oct | MW3 |
| Methylene blue active substances | daily maximum | report only (mg/L) | Apr, Oct | MW3 |
| E. coli | daily maximum | report only (#/100mL) | Apr, Oct | MW3 |
| Coliform, fecal general | daily maximum | report only (#/100mL) | Apr, Oct | MW3 |
| Water level at sample collection time | daily maximum | report only (ft) | Apr, Oct | MW3 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW4 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW4 |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW4 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | Apr, Oct | MW4 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | Apr, Oct | MW4 |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | Apr, Oct | MW4 |
| Methylene blue active substances | daily maximum | report only (mg/L) | Apr, Oct | MW4 |
| E. coli | daily maximum | report only (#/100mL) | Apr, Oct | MW4 |
| Coliform, fecal general | daily maximum | report only (#/100mL) | Apr, Oct | MW4 |
| Water level at sample collection time | daily maximum | report only (ft) | Apr, Oct | MW4 |
Cited limits by parameter: Alabama's rules and the federal ones.
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