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Sewage treatment plant, major discharger, Johnstown, Pennsylvania. NPDES permit PA0026778 expired Apr 30, 2026; its limits still apply. Last 12 months: over a limit once (last June 2026), 42 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| June 2026 | Coliform, fecal general, instantaneous maximum | 1046 #/100mL | ≤ 1000 #/100mL | 5% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 4 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (lb/d) | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (lb/d) | all year | 001 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | weekly average | ≤ 45 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 1000 lb/d | all year | 001 |
| Solids, total suspended | weekly average | ≤ 1500 lb/d | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | report only (lb/d) | all year | 001 |
| Solids, total suspended | daily maximum | report only (lb/d) | all year | 001 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 7.8 mg/L | May–Oct | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 23 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 260 lb/d | May–Oct | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 765 lb/d | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Copper, total [as Cu] | monthly average | report only (mg/L) | all year | 001 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 001 |
| Copper, total [as Cu] | monthly average | report only (lb/d) | all year | 001 |
| Copper, total [as Cu] | daily maximum | report only (lb/d) | all year | 001 |
| Iron, total [as Fe] | monthly average | ≤ 1.5 mg/L | all year | 001 |
| Iron, total [as Fe] | daily maximum | ≤ 3 mg/L | all year | 001 |
| Manganese, total [as Mn] | monthly average | ≤ 1 mg/L | all year | 001 |
| Manganese, total [as Mn] | daily maximum | ≤ 2 mg/L | all year | 001 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 001 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 001 |
| Zinc, total [as Zn] | monthly average | report only (lb/d) | all year | 001 |
| Zinc, total [as Zn] | daily maximum | report only (lb/d) | all year | 001 |
| Aluminum, total [as Al] | monthly average | ≤ .75 mg/L | all year | 001 |
| Aluminum, total [as Al] | daily maximum | ≤ .75 mg/L | all year | 001 |
| Selenium, total [as Se] | monthly average | report only (mg/L) | all year | 001 |
| Selenium, total [as Se] | daily maximum | report only (mg/L) | all year | 001 |
| Selenium, total [as Se] | monthly average | report only (lb/d) | all year | 001 |
| Selenium, total [as Se] | daily maximum | 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 |
| Ultraviolet light transmittance | instantaneous minimum | report only (%) | all year | 001 |
| Coliform, fecal general | geometric mean | ≤ 200 #/100mL | May–Sep | 001 |
| Coliform, fecal general | geometric mean | ≤ 2000 #/100mL | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 001 |
| Coliform, fecal general | instantaneous maximum | ≤ 1000 #/100mL | May–Sep | 001 |
| Coliform, fecal general | instantaneous maximum | ≤ 10000 #/100mL | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 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 | ≤ 830 lb/d | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | ≤ 1250 lb/d | all year | 001 |
| pH | daily maximum | report only (SU) | all year | 006 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| Coliform, fecal general | daily maximum | report only (#/100mL) | all year | 006 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (mg/L) | all year | 006 |
| pH | daily maximum | report only (SU) | all year | 007 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 007 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 007 |
| Coliform, fecal general | daily maximum | report only (#/100mL) | all year | 007 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (mg/L) | all year | 007 |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
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