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Paper Mills, Windsor Locks, Connecticut. NPDES permit CT0026476 expired Jan 31, 2016; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 001 |
| Flow rate | monthly average | ≤ 20 MGD | all year | 001 |
| Flow rate | daily maximum | report only (gal/min) | all year | 001 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 001 |
| Oil & Grease | instantaneous maximum | report only (mg/L) | Mar, Jun, Sep, Dec | 001 |
| Chromium, dissolved [as Cr] | daily maximum | report only (ug/L) | all year | 001 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | all year | 001 |
| Copper, dissolved [as Cu] | daily maximum | report only (ug/L) | all year | 001 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | all year | 001 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | Jun, Sep | 001 |
| Lead, dissolved [as Pb] | daily maximum | report only (ug/L) | all year | 001 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | all year | 001 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | Jun, Sep | 001 |
| Nickel, dissolved [as Ni] | daily maximum | report only (ug/L) | all year | 001 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | all year | 001 |
| Zinc, dissolved [as Zn] | instantaneous maximum | report only (ug/L) | all year | 001 |
| Zinc, total [as Zn] | instantaneous maximum | report only (ug/L) | all year | 001 |
| Flow, maximum during 24 hr period | daily maximum | ≤ 22.1 MGD | all year | 001 |
| Chlorine, total residual | instantaneous maximum | report only (ug/L) | Mar, Jun, Sep, Dec | 001 |
| pH, maximum | instantaneous maximum | ≤ 9 SU | all year | 001 |
| pH, minimum | instantaneous minimum | ≥ 6 SU | all year | 001 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 110 deg F | all year | 002 |
| Flow rate | monthly average | ≤ 20 MGD | all year | 002 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 002 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Oil & Grease | instantaneous maximum | report only (mg/L) | Mar, Jun, Sep, Dec | 002 |
| Chromium, dissolved [as Cr] | daily maximum | report only (ug/L) | all year | 002 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | all year | 002 |
| Copper, dissolved [as Cu] | daily maximum | report only (ug/L) | all year | 002 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | all year | 002 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | Jun, Sep | 002 |
| Lead, dissolved [as Pb] | daily maximum | report only (ug/L) | all year | 002 |
| Lead, total [as Pb] | monthly average | report only (ug/L) | all year | 002 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | Jun, Sep | 002 |
| Nickel, dissolved [as Ni] | daily maximum | report only (ug/L) | all year | 002 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | all year | 002 |
| Zinc, dissolved [as Zn] | daily maximum | report only (ug/L) | all year | 002 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | all year | 002 |
| Flow, maximum during 24 hr period | daily maximum | ≤ 22.1 MGD | all year | 002 |
| Chlorine, total residual | instantaneous maximum | ≤ .2 mg/L | Mar, Jun, Sep, Dec | 002 |
| Temp. diff. between intake and discharge | daily maximum | ≤ 25 deg F | all year | 002 |
| pH, maximum | instantaneous maximum | ≤ 9 SU | all year | 002 |
| pH, minimum | instantaneous minimum | ≥ 6 SU | all year | 002 |
| NOAEL Static 48Hr Acute D. pulex | daily minimum | ≥ 90 % | Jun, Sep | 002 |
| NOAEL Static 48Hr Acute D. pulex | daily minimum | report only (%) | Jan, Feb, Mar, Apr, May, Jul, Aug, Oct, Nov, Dec | 002 |
| NOAEL Static 48Hr Acute Pimephales promelas | daily minimum | ≥ 90 % | Jun, Sep | 002 |
| NOAEL Static 48Hr Acute Pimephales promelas | daily minimum | report only (%) | Jan, Feb, Mar, Apr, May, Jul, Aug, Oct, Nov, Dec | 002 |
Cited limits by parameter: Connecticut's rules and the federal ones.
Same industry: the 4 Paper and Allied Products permits in Connecticut.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/CT0026476 · MCP: https://passage-data.com/mcp