NPDES permit MA0040436 · Minor NON-POTW · administratively continued, expires 2021-02-28 · EPA's file as of 2026-09-19
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This permit expired on 2021-02-28 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 | Turbidity | MO AVG | report only | all year |
| 001 | Turbidity | DAILY MX | <= 20 NTU | all year |
| 001 | Turbidity | MO AVG | report only | all year |
| 001 | Turbidity | DAILY MX | report only | all year |
| 001 | Specific conductance | DAILY MX | report only | all year |
| 001 | pH | MINIMUM | >= 6.5 SU | all year |
| 001 | pH | MAXIMUM | <= 8.3 SU | all year |
| 001 | pH | DAILY MX | report only | all year |
| 001 | pH | MINIMUM | report only | all year |
| 001 | pH | MAXIMUM | report only | all year |
| 001 | Alkalinity, total [as CaCO3] | DAILY MX | report only | all year |
| 001 | Solids, total | DAILY MX | report only | all year |
| 001 | Solids, total suspended | MO AVG | <= 20 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 30 mg/L | all year |
| 001 | Solids, total suspended | MO AVG | report only | all year |
| 001 | Solids, total suspended | DN | report only | all year |
| 001 | Oil & Grease | MO AVG | report only | all year |
| 001 | Oil & Grease | DAILY MX | <= 15 mg/L | all year |
| 001 | Ammonia, unionized | DAILY MX | report only | all year |
| 001 | Carbon, tot organic [TOC] | DAILY MX | report only | all year |
| 001 | Hardness, total [as CaCO3] | DAILY MX | report only | all year |
| 001 | Cadmium, total [as Cd] | DAILY MX | report only | all year |
| 001 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 001 | Lead, total [as Pb] | DAILY MX | report only | all year |
| 001 | Nickel, total [as Ni] | DAILY MX | report only | all year |
| 001 | Zinc, total [as Zn] | DAILY MX | report only | all year |
| 001 | Aluminum, total [as Al] | DAILY MX | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | <= .3 MGD | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | <= .58 MGD | all year |
| 001 | Chlorine, total residual | DAILY MX | report only | all year |
| 001 | Solids, total dissolved | DAILY MX | report only | all year |
| 001 | Discharge event observation [Visual Monitoring] | MO TOTAL | report only | all year |
| 001 | LC50 Static 48Hr Acute Ceriodaphnia dubia | DAILY MX | report only | all year |
| 001 | LC50 Static 48Hr Acute Pimephales promelas | 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