NPDES permit MA0002241 · Major NON-POTW · administratively continued, expires 2011-11-30 · EPA's file as of 2026-09-19
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This permit expired on 2011-11-30 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.
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 | all year |
| 001 | Temperature, water deg. fahrenheit | DAILY MX | <= 23 deg F | all year |
| 001 | pH | MINIMUM | >= 6.5 SU | all year |
| 001 | pH | MAXIMUM | <= 8.5 SU | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | <= 5.8 MGD | Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | <= 8.2 MGD | Jan, Feb, Dec |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | <= 36 MGD | Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | <= 36 MGD | Jan, Feb, Dec |
| 001 | Chlorine, total residual | MO AVG | <= 7.5 ug/L | all year |
| 001 | Chlorine, total residual | DAILY MX | <= 13 ug/L | all year |
| 001 | Pump hours | MO AVG | report only | all year |
| 002 | Temperature, water deg. fahrenheit | DAILY MX | <= 90 deg F | all year |
| 002 | pH | MINIMUM | >= 6.5 SU | all year |
| 002 | pH | MAXIMUM | <= 8.5 SU | all year |
| 002 | Solids, total suspended | MO AVG | <= 30 mg/L | all year |
| 002 | Solids, total suspended | DAILY MX | <= 100 mg/L | all year |
| 002 | Oil & Grease | MO AVG | <= 15 mg/L | all year |
| 002 | Oil & Grease | DAILY MX | <= 20 mg/L | all year |
| 002 | Flow, in conduit or thru treatment plant | MO AVG | <= .239 MGD | all year |
| 002 | Flow, in conduit or thru treatment plant | DAILY MX | <= .469 MGD | all year |
| 002 | LC50 Static 48Hr Acute Ceriodaphnia dubia | DAILY MN | report only | Aug |
| 003 | Temperature, water deg. fahrenheit | DAILY MX | <= 83 deg F | all year |
| 003 | pH | MINIMUM | >= 6.5 SU | all year |
| 003 | pH | MAXIMUM | <= 8.5 SU | all year |
| 003 | Solids, total suspended | MO AVG | <= 30 mg/L | all year |
| 003 | Solids, total suspended | DAILY MX | <= 75 mg/L | all year |
| 003 | Zinc, total [as Zn] | MO AVG | <= 1 mg/L | all year |
| 003 | Zinc, total [as Zn] | MO AVG | <= .086 mg/L | all year |
| 003 | Zinc, total [as Zn] | DAILY MX | <= 1 mg/L | all year |
| 003 | Zinc, total [as Zn] | DAILY MX | <= .095 mg/L | all year |
| 003 | Chromium, total recoverable | MO AVG | <= .2 mg/L | all year |
| 003 | Chromium, total recoverable | DAILY MX | <= .2 mg/L | all year |
| 003 | Flow, in conduit or thru treatment plant | MO AVG | <= .26 MGD | all year |
| 003 | Flow, in conduit or thru treatment plant | DAILY MX | <= .4 MGD | all year |
| 003 | Chlorine, total residual | MO AVG | <= .1 mg/L | all year |
| 003 | Chlorine, total residual | MO AVG | <= 7.5 ug/L | all year |
| 003 | Chlorine, total residual | DAILY MX | <= .1 mg/L | all year |
| 003 | Chlorine, total residual | DAILY MX | <= 13 ug/L | all year |
| 004 | pH | MINIMUM | >= 6.5 SU | all year |
| 004 | pH | MAXIMUM | <= 8.5 SU | all year |
| 004 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 004 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 005 | pH | MINIMUM | >= 6.5 SU | all year |
| 005 | pH | MAXIMUM | <= 8.5 SU | all year |
| 005 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 005 | Flow, in conduit or thru treatment plant | DAILY MX | report only | 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