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Sewage treatment plant, Whitneyville, Maine. NPDES permit ME0102181, in force until Jun 30, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 50 mg/L | all year |
| BOD, 5-day, 20 deg. C | monthly average | ≤ .5 lb/d | all year |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ .9 lb/d | all year |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 45 mg/L | all year |
| BOD, 5-day, 20 deg. C | weekly average | ≤ .8 lb/d | all year |
| pH | minimum | ≥ 6 SU | all year |
| pH | maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 50 mg/L | all year |
| Solids, total suspended | monthly average | ≤ .5 lb/d | all year |
| Solids, total suspended | daily maximum | ≤ .9 lb/d | all year |
| Solids, total suspended | weekly average | ≤ 45 mg/L | all year |
| Solids, total suspended | weekly average | ≤ .8 lb/d | all year |
| Solids, settleable | daily maximum | ≤ .3 mL/L | all year |
| E. coli, thermotol, MF, MTEC | monthly average | ≤ 64 #/100mL | Apr–Oct |
| E. coli, thermotol, MF, MTEC | daily maximum | ≤ 427 #/100mL | Apr–Oct |
| Flow, in conduit or thru treatment plant | monthly average | ≤ 2100 gal/d | all year |
| Chlorine, total residual | daily maximum | ≤ 1 mg/L | all year |
Cited limits by parameter: Maine'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/ME0102181 · MCP: https://passage-data.com/mcp