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Nonclay Refractories, York, Pennsylvania. NPDES permit PA0084328, in force until Feb 28, 2031. Last 12 months: no values over a limit, 12 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | minimum | ≥ 5 mg/L | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | instantaneous maximum | ≤ 60 mg/L | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Chlorine, total residual | monthly average | ≤ 1 mg/L | all year | 001 |
| Chlorine, total residual | instantaneous maximum | ≤ 2.5 mg/L | all year | 001 |
| Coliform, fecal general | geometric mean | ≤ 2000 CFU/100mL | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 001 |
| Coliform, fecal general | geometric mean | ≤ 200 CFU/100mL | May–Sep | 001 |
| Coliform, fecal general | instantaneous maximum | ≤ 10000 CFU/100mL | Jan, Feb, Mar, Apr, Oct, Nov, Dec | 001 |
| Coliform, fecal general | instantaneous maximum | ≤ 1000 CFU/100mL | May–Sep | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 25 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | instantaneous maximum | ≤ 50 mg/L | all year | 001 |
| pH | daily maximum | report only (SU) | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, 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 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 002 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 002 |
| pH | daily maximum | report only (SU) | all year | 003 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 003 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, 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 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 003 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 003 |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
Same industry: the 80 Stone, Clay, Glass and Concrete Products permits in Pennsylvania.
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On EPA ECHO: Facility report · DMR history
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