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Sewage treatment plant, major discharger, Brazil, Indiana. NPDES permit IN0021211, in force until Apr 30, 2030. Last 12 months: over a limit 7 times (last July 2026), 1 of 13 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Nitrogen, ammonia total [as N], maximum weekly average | 2.4624 mg/L | ≤ 2.2 mg/L | 12% |
| February 2026 | Nitrogen, ammonia total [as N], monthly average | 2.2067 mg/L | ≤ 2.1 mg/L | 5% |
| February 2026 | Nitrogen, ammonia total [as N], maximum weekly average | 6.975 mg/L | ≤ 3.1 mg/L | 125% |
| June 2026 | Nitrogen, ammonia total [as N], monthly average | 28.215 lb/d | ≤ 25 lb/d | 13% |
| June 2026 | Nitrogen, ammonia total [as N], maximum weekly average | 55.272 lb/d | ≤ 37 lb/d | 49% |
| June 2026 | Phosphorus, total [as P], monthly average | 1.0415 mg/L | ≤ 1 mg/L | 4% |
| July 2026 | Nitrogen, ammonia total [as N], maximum weekly average | 65.354 lb/d | ≤ 37 lb/d | 77% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | daily average minimum | ≥ 6 mg/L | May–Nov | 001 |
| Oxygen, dissolved [DO] | daily average minimum | ≥ 5 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| Solids, total suspended | monthly average | ≤ 18 mg/L | May–Nov | 001 |
| Solids, total suspended | maximum weekly average | ≤ 45 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| Solids, total suspended | maximum weekly average | ≤ 27 mg/L | May–Nov | 001 |
| Solids, total suspended | monthly average | ≤ 501 lb/d | Jan, Feb, Mar, Apr, Dec | 001 |
| Solids, total suspended | monthly average | ≤ 300 lb/d | May–Nov | 001 |
| Solids, total suspended | maximum weekly average | ≤ 751 lb/d | Jan, Feb, Mar, Apr, Dec | 001 |
| Solids, total suspended | maximum weekly average | ≤ 451 lb/d | May–Nov | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1.5 mg/L | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 2.1 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| Nitrogen, ammonia total [as N] | maximum weekly average | ≤ 2.2 mg/L | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | maximum weekly average | ≤ 3.1 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 25 lb/d | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 35 lb/d | Jan, Feb, Mar, Apr, Dec | 001 |
| Nitrogen, ammonia total [as N] | maximum weekly average | ≤ 37 lb/d | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | maximum weekly average | ≤ 52 lb/d | Jan, Feb, Mar, Apr, Dec | 001 |
| Phosphorus, total [as P] | monthly average | ≤ 1 mg/L | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| E. coli, colony forming units [CFU] | monthly geometric mean | ≤ 125 CFU/100mL | Apr–Oct | 001 |
| E. coli, colony forming units [CFU] | daily maximum | ≤ 235 CFU/100mL | Apr–Oct | 001 |
| Toxicity [acute], Ceriodaphnia dubia | maximum | ≤ 1 tox acute | Nov | 001 |
| Toxicity [acute], Ceriodaphnia dubia | maximum | ≤ 1 tox acute | Oct | 001 |
| Toxicity [chronic], Ceriodaphnia dubia | maximum | ≤ 1 tox chronic | Nov | 001 |
| Toxicity [chronic], Ceriodaphnia dubia | maximum | ≤ 1 tox chronic | Oct | 001 |
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | maximum | ≤ 1 tox acute | Nov | 001 |
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | maximum | ≤ 1 tox acute | Oct | 001 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | maximum | ≤ 1 tox chronic | Nov | 001 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | maximum | ≤ 1 tox chronic | Oct | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 25 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 15 mg/L | May–Nov | 001 |
| BOD, carbonaceous [5 day, 20 C] | maximum weekly average | ≤ 40 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | maximum weekly average | ≤ 23 mg/L | May–Nov | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 417 lb/d | Jan, Feb, Mar, Apr, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 250 lb/d | May–Nov | 001 |
| BOD, carbonaceous [5 day, 20 C] | maximum weekly average | ≤ 668 lb/d | Jan, Feb, Mar, Apr, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | maximum weekly average | ≤ 384 lb/d | May–Nov | 001 |
| Flow, total | monthly total | report only (Mgal/mo) | all year | 001 |
| Copper, dry weight | value | report only (mg/kg) | Jun, Dec | PRT |
| Cadmium, dry weight | value | report only (mg/kg) | Jun, Dec | PRT |
| Molybdenum, sludge, total, dry weight [as Mo] | value | report only (mg/kg) | Jun, Dec | PRT |
| Zinc, sludge, total, dry weight [as Zn] | value | report only (mg/kg) | Jun, Dec | PRT |
| Lead, sludge, total, dry weight [as Pb] | value | report only (mg/kg) | Jun, Dec | PRT |
| Nickel, sludge, total, dry weight [as Ni] | value | report only (mg/kg) | Jun, Dec | PRT |
| Mercury, sludge, total, dry weight [as Hg] | value | report only (mg/kg) | Jun, Dec | PRT |
Cited limits by parameter: Indiana's rules and the federal ones.
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