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Nonferrous Wiredrawing & Insulating, Ware, Massachusetts. NPDES permit MA0030571 expired Mar 31, 2026; its limits still apply. Last 12 months: no values over a limit, 2 of 27 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | Jun, Sep | 003 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 83 deg F | all year | 003 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 2.01 lb/d | all year | 003 |
| pH | minimum | ≥ 6.5 SU | all year | 003 |
| pH | maximum | ≤ 8.3 SU | all year | 003 |
| pH | daily maximum | report only (SU) | Jun, Sep | 003 |
| Solids, total suspended | daily maximum | ≤ 1.47 lb/d | all year | 003 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 003 |
| Oil & Grease | daily maximum | ≤ 2.24 lb/d | all year | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Cadmium, total [as Cd] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Antimony, total [as Sb] | daily maximum | report only (ug/L) | Jun, Sep | 003 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | Jun, Sep | 003 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | ≤ 0 mg/L | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .015 MGD | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ .03 MGD | all year | 003 |
| Chlorine, total residual | daily maximum | ≤ 1 mg/L | all year | 003 |
| LC50 Static 48Hr Acute Ceriodaphnia dubia | minimum | ≥ 50 % | Jun, Sep | 003 |
| LC50 Static 48Hr Acute Pimephales promelas | minimum | ≥ 50 % | Jun, Sep | 003 |
| Perfluorooctanoic acid (PFOA) | daily maximum | report only (ng/L) | all year | PFAS |
| Perfluoroheptanoic acid (PFHpA) | daily maximum | report only (ng/L) | all year | PFAS |
| Perfluorononanoic acid (PFNA) | daily maximum | report only (ng/L) | all year | PFAS |
| Perfluorodecanoic acid (PFDA) | daily maximum | report only (ng/L) | all year | PFAS |
| Perfluorohexanesulfonic acid (PFHxS) | daily maximum | report only (ng/L) | all year | PFAS |
| Perfluorooctanesulfonic acid (PFOS) | daily maximum | report only (ng/L) | all year | PFAS |
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/MA0030571 · MCP: https://passage-data.com/mcp