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Museums And Art Galleries, Coudersport, Pennsylvania. NPDES permit PA0032514 expired Oct 31, 2025; its limits still apply. Last 12 months: over a limit once (last March 2026), 14 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit |
|---|---|---|---|
| March 2026 | pH, instantaneous minimum | 5.92 SU | ≥ 6 SU |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | instantaneous minimum | report only (mg/L) | May–Sep |
| Oxygen, dissolved [DO] | instantaneous minimum | report only (mg/L) | Jan, Feb, Mar, Apr, Oct, Nov, Dec |
| pH | instantaneous minimum | ≥ 6 SU | May–Sep |
| pH | instantaneous minimum | ≥ 6 SU | Jan, Feb, Mar, Apr, Oct, Nov, Dec |
| pH | instantaneous maximum | ≤ 9 SU | May–Sep |
| pH | instantaneous maximum | ≤ 9 SU | Jan, Feb, Mar, Apr, Oct, Nov, Dec |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | instantaneous maximum | ≤ 60 mg/L | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 8.5 mg/L | Jun–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 25 mg/L | Jan, Feb, Mar, Apr, May, Nov, Dec |
| Nitrogen, ammonia total [as N] | instantaneous maximum | ≤ 17 mg/L | Jun–Oct |
| Nitrogen, ammonia total [as N] | instantaneous maximum | ≤ 50 mg/L | Jan, Feb, Mar, Apr, May, Nov, Dec |
| Ultraviolet light intensity | instantaneous minimum | report only (mW/cm2) | May–Sep |
| Ultraviolet light intensity | instantaneous minimum | report only (mW/cm2) | Jan, Feb, Mar, Apr, Oct, Nov, Dec |
| 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 |
| 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 |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
Same industry: the 26 Museums, Art Galleries and Botanical and Zoological Gardens permits in Pennsylvania.
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On EPA ECHO: Facility report · DMR history
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