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Asphalt Felts And Coatings, Norwood, Massachusetts. NPDES permit MA0003531 expired Apr 30, 2020; its limits still apply. Last 12 months: over a limit 2 times (last March 2026), 1 of 68 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Outfall | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|---|
| February 2026 | 004 | Solids, total suspended, daily maximum | 26 mg/L | ≤ 15 mg/L | 73% |
| March 2026 | 001 | Solids, total suspended, monthly average | 40.2 mg/L | ≤ 40 mg/L | 1% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | monthly average | ≤ 83 deg F | all year | 001 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 90 deg F | all year | 001 |
| Flow rate | monthly average | ≤ .04 MGD | all year | 001 |
| Flow rate | daily maximum | report only (MGD) | all year | 001 |
| pH | minimum | ≥ 6.5 SU | all year | 001 |
| pH | maximum | ≤ 8.3 SU | all year | 001 |
| pH | daily maximum | report only (SU) | all year | 001 |
| pH | daily maximum | report only (SU) | all year | 001 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Solids, total | daily maximum | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | ≤ 40 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 46 lb/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 68 lb/d | all year | 001 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | all year | 001 |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Calcium, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Calcium, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Magnesium, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Magnesium, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Aluminum, total [as Al] | monthly average | ≤ 2.6 mg/L | all year | 001 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 001 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Chromium, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Chromium, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Antimony, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Antimony, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Manganese, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Manganese, total recoverable | daily maximum | report only (mg/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (Mgal/mo) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (Mgal/mo) | all year | 001 |
| Chlorine, total residual | daily maximum | report only (mg/L) | all year | 001 |
| Chlorine, total residual | daily maximum | report only (mg/L) | all year | 001 |
| Total Organic Carbon % Removal | daily maximum | report only (mg/L) | all year | 001 |
| Total Organic Carbon % Removal | daily maximum | report only (mg/L) | all year | 001 |
| Specific Conductance | daily maximum | report only (umho/sec) | all year | 001 |
| Specific Conductance | daily maximum | report only (umho/sec) | all year | 001 |
| Phosphorus, Total | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, Total | daily maximum | report only (mg/L) | all year | 001 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 001 |
| LC50 Static 48Hr Acute Ceriodaphnia dubia | daily minimum | ≥ 100 % | all year | 001 |
| Flow rate | monthly average | report only (MGD) | all year | 002 |
| Flow rate | daily maximum | report only (MGD) | all year | 002 |
| pH | minimum | ≥ 6.5 SU | all year | 002 |
| pH | maximum | ≤ 8.3 SU | all year | 002 |
| pH | daily maximum | report only (SU) | all year | 002 |
| pH | daily maximum | report only (SU) | all year | 002 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 002 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 002 |
| Solids, total | daily maximum | report only (mg/L) | all year | 002 |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | all year | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | all year | 002 |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | all year | 002 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 002 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 002 |
| Calcium, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Calcium, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Magnesium, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Magnesium, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Nickel, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Cadmium, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Chromium, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Chromium, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Copper, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Antimony, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Antimony, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Manganese, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Manganese, total recoverable | daily maximum | report only (mg/L) | all year | 002 |
| Chlorine, total residual | daily maximum | report only (mg/L) | all year | 002 |
| Total Organic Carbon % Removal | daily maximum | report only (mg/L) | all year | 002 |
| Total Organic Carbon % Removal | daily maximum | report only (mg/L) | all year | 002 |
| Specific Conductance | daily maximum | report only (umho/sec) | all year | 002 |
| Specific Conductance | daily maximum | report only (umho/sec) | all year | 002 |
| Phosphorus, Total | daily maximum | report only (mg/L) | all year | 002 |
| Phosphorus, Total | daily maximum | report only (mg/L) | all year | 002 |
| Number of Events | event total | report only (#) | all year | 002 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 002 |
| LC50 Static 48Hr Acute Ceriodaphnia dubia | daily minimum | report only (%) | all year | 002 |
| Flow rate | daily maximum | ≤ 20 gal/min | all year | 003 |
| pH | minimum | ≥ 6.5 SU | all year | 003 |
| pH | maximum | ≤ 8.3 SU | all year | 003 |
| Solids, total suspended | monthly average | ≤ 10 mg/L | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 15 mg/L | all year | 003 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 003 |
| Ammonia nitrogen, total, [as N] 30 day | daily maximum | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/mo) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/mo) | all year | 003 |
| Number of Events | event total | report only (#) | all year | 003 |
| Flow rate | daily maximum | ≤ 100 gal/min | all year | 004 |
| pH | minimum | ≥ 6.5 SU | all year | 004 |
| pH | maximum | ≤ 8.3 SU | all year | 004 |
| Solids, total suspended | monthly average | ≤ 10 mg/L | all year | 004 |
| Solids, total suspended | daily maximum | ≤ 15 mg/L | all year | 004 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 004 |
| Ammonia nitrogen, total, [as N] 30 day | daily maximum | report only (mg/L) | all year | 004 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/mo) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/mo) | all year | 004 |
| Number of Events | event total | report only (#) | all year | 004 |
Cited limits by parameter: Massachusetts'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/MA0003531 · MCP: https://passage-data.com/mcp