NPDES permit ME0023710 · Minor NON-POTW · effective, expires 2031-03-31 · EPA's file as of 2026-09-19
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Last period with anything received: 2026-07-31.
Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Temperature, water deg. fahrenheit | DAILY MX | <= 90 deg F | Jun, Jul, Aug, Sep |
| 001 | pH | MINIMUM | >= 6 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 30 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 50 mg/L | all year |
| 001 | Solids, total suspended | MO AVG | <= 34 lb/d | all year |
| 001 | Solids, total suspended | DAILY MX | <= 73 lb/d | all year |
| 001 | Oil & Grease | MO AVG | <= 15 mg/L | all year |
| 001 | Oil & Grease | DAILY MX | <= 15 mg/L | all year |
| 001 | Chromium, total [as Cr] | MO AVG | <= .2 mg/L | all year |
| 001 | Chromium, total [as Cr] | DAILY MX | <= .2 mg/L | all year |
| 001 | Chromium, total [as Cr] | MO AVG | <= .23 lb/d | all year |
| 001 | Chromium, total [as Cr] | DAILY MX | <= .29 lb/d | all year |
| 001 | Zinc, total [as Zn] | MO AVG | <= 1 mg/L | all year |
| 001 | Zinc, total [as Zn] | DAILY MX | <= 1 mg/L | all year |
| 001 | Zinc, total [as Zn] | MO AVG | <= 1.2 lb/d | all year |
| 001 | Zinc, total [as Zn] | DAILY MX | <= 1.4 lb/d | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | <= .138 MGD | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | <= .175 MGD | all year |
| 001 | Chlorine, free available | MO AVG | <= .2 mg/L | all year |
| 001 | Chlorine, free available | DAILY MX | <= .5 mg/L | all year |
| 001 | Mercury, total [as Hg] | MO AVG | <= 25 ng/L | all year |
| 001 | Mercury, total [as Hg] | DAILY MX | <= 37.5 ng/L | all year |
Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states