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Sewage treatment plant, Kittanning, Pennsylvania. NPDES permit PA0252506, in force until Jul 31, 2031. Last 12 months: no values over a limit, 20 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 4 mg/L | all year |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | instantaneous maximum | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | monthly average | report only (lb/d) | all year |
| pH | daily minimum | ≥ 6 SU | all year |
| pH | daily maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 1.5 lb/d | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | instantaneous maximum | report only (mg/L) | all year |
| Solids, total suspended | monthly average | report only (lb/d) | all year |
| Nitrogen, total [as N] | annual average | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 4.5 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 13.5 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | instantaneous maximum | ≤ 9 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | instantaneous maximum | ≤ 27 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .2 lb/d | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .7 lb/d | Jan, Feb, Mar, Apr, Nov, Dec |
| Phosphorus, total [as P] | annual average | report only (mg/L) | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | weekly average | report only (MGD) | all year |
| E. coli | instantaneous maximum | report only (#/100mL) | all year |
| Ultraviolet light dosage | monthly average | report only (mJ/cm2) | all year |
| Ultraviolet light dosage | daily maximum | report only (mJ/cm2) | all year |
| Coliform, fecal general | geometric mean | ≤ 200 #/100mL | May–Sep |
| Coliform, fecal general | geometric mean | ≤ 2000 #/100mL | Jan, Feb, Mar, Apr, Oct, Nov, Dec |
| Coliform, fecal general | instantaneous maximum | ≤ 1000 #/100mL | May–Sep |
| Coliform, fecal general | instantaneous maximum | ≤ 10000 #/100mL | Jan, Feb, Mar, Apr, Oct, Nov, Dec |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 25 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | instantaneous maximum | ≤ 50 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 1.3 lb/d | all year |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| Nitrogen, ammonia total [as N], instantaneous maximum | 10.2 mg/L (Jan, Feb, Mar, Apr, Nov, Dec) | tighter | — | — |
| Nitrogen, ammonia total [as N], instantaneous maximum | 3.4 mg/L (May–Oct) | tighter | — | — |
| Nitrogen, ammonia total [as N], monthly average | 5.1 mg/L (Jan, Feb, Mar, Apr, Nov, Dec) | tighter | 0.7 mg/L (6 values, 6 below detection) | — |
| Nitrogen, ammonia total [as N], monthly average | 1.7 mg/L (May–Oct) | tighter | 0.1 mg/L (3 values, 2 below detection) | — |
Cited limits by parameter: Pennsylvania'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/PA0252506 · MCP: https://passage-data.com/mcp