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Sewage treatment plant, Smithfield, Pennsylvania. NPDES permit PA0218391, in force until Jun 30, 2027. Last 12 months: over a limit once (last April 2026), 35 required values missing, 1 of 14 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| April 2026 | Solids, total suspended, daily maximum | 107.6 | ≤ 60 lb/d | 79% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | daily 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 | weekly average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | monthly average | report only (lb/d) | all year |
| BOD, 5-day, 20 deg. C | daily maximum | report only (lb/d) | all year |
| pH | instantaneous minimum | ≥ 6 SU | all year |
| pH | instantaneous maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | weekly average | ≤ 45 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 40 lb/d | all year |
| Solids, total suspended | daily maximum | ≤ 60 lb/d | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | weekly average | report only (mg/L) | all year |
| Solids, total suspended | monthly average | report only (lb/d) | all year |
| Solids, total suspended | daily maximum | report only (lb/d) | all year |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 9 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 4.5 mg/L | May–Oct |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 13.5 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 4 lb/d | May–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 12 lb/d | Jan, Feb, Mar, Apr, Nov, Dec |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year |
| Copper, total [as Cu] | monthly average | report only (mg/L) | all year |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year |
| Copper, total [as Cu] | monthly average | report only (lb/d) | all year |
| Copper, total [as Cu] | daily maximum | report only (lb/d) | all year |
| Zinc, total [as Zn] | monthly average | ≤ .169 mg/L | all year |
| Zinc, total [as Zn] | daily maximum | ≤ .263 mg/L | all year |
| Zinc, total [as Zn] | monthly average | ≤ .22 lb/d | all year |
| Zinc, total [as Zn] | daily maximum | ≤ .35 lb/d | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| E. coli | instantaneous maximum | report only (#/100mL) | all year |
| Ultraviolet light transmittance | daily minimum | report only (%) | all year |
| Coliform, fecal general | geometric mean | ≤ 200 #/100mL | May–Oct |
| Coliform, fecal general | geometric mean | ≤ 2000 #/100mL | Jan, Feb, Mar, Apr, Nov, Dec |
| Coliform, fecal general | instantaneous maximum | ≤ 1000 #/100mL | May–Oct |
| Coliform, fecal general | instantaneous maximum | ≤ 10000 #/100mL | Jan, Feb, Mar, Apr, Nov, Dec |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 20 mg/L | May–Oct |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 25 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| BOD, carbonaceous [5 day, 20 C] | weekly average | ≤ 30 mg/L | May–Oct |
| BOD, carbonaceous [5 day, 20 C] | weekly average | ≤ 38 mg/L | Jan, Feb, Mar, Apr, Nov, Dec |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 26.7 lb/d | May–Oct |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 33.4 lb/d | Jan, Feb, Mar, Apr, Nov, Dec |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 40 lb/d | May–Oct |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 50.7 lb/d | Jan, Feb, Mar, Apr, Nov, Dec |
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/PA0218391 · MCP: https://passage-data.com/mcp