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Firstlight CT Housatonic LLC

Industrial or other facility, New Milford, Connecticut. NPDES permit CT0030803, in force until Sep 30, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 31 days after each period: outfall 101 form A monthly (4 values), outfall 101 form C monthly (4 values), outfall 102 form A monthly (4 values), outfall 102 form C monthly (4 values), outfall 103 form A monthly (4 values), outfall 103 form C monthly (3 values), and 6 more forms
Renewal application due
Apr 3, 2028 · 180 days before expiry; your permit may set another date
Last report on file
March 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 24 reports late

Limits in force (45)

ParameterStatisticLimitMonthsOutfall
pHinstantaneous minimum≥ 6.5 SUMar, Sep101
pHinstantaneous minimumreport only (SU)Mar, Sep101
pHinstantaneous maximum≤ 8 SUMar, Sep101
pHinstantaneous maximumreport only (SU)Mar, Sep101
Oil & Greaseinstantaneous maximumreport only (mg/L)Mar, Sep101
Oil & Greaseinstantaneous maximumreport only (mg/L)Mar, Sep101
Flowdaily maximumreport only (gal/d)Mar, Sep101
Flowdaily maximumreport only (gal/d)Mar, Sep101
pHinstantaneous minimum≥ 6.5 SUMar, Sep102
pHinstantaneous minimumreport only (SU)Mar, Sep102
pHinstantaneous maximum≤ 8 SUMar, Sep102
pHinstantaneous maximumreport only (SU)Mar, Sep102
Oil & Greasedaily maximumreport only (mg/L)Mar, Sep102
Oil & Greaseinstantaneous maximumreport only (mg/L)Mar, Sep102
Flowdaily maximumreport only (gal/d)Mar, Sep102
Flowdaily maximumreport only (gal/d)Mar, Sep102
pHinstantaneous minimum≥ 6.5 SUMar, Sep103
pHinstantaneous maximum≤ 8 SUMar, Sep103
pHinstantaneous maximumreport only (SU)Mar, Sep103
Oil & Greaseinstantaneous maximumreport only (mg/L)Mar, Sep103
Oil & Greaseinstantaneous maximumreport only (mg/L)Mar, Sep103
Flowdaily maximumreport only (gal/d)Mar, Sep103
Flowdaily maximumreport only (gal/d)Mar, Sep103
pHinstantaneous minimum≥ 6.5 SUMar, Sep104
pHinstantaneous minimumreport only (SU)Mar, Sep104
pHinstantaneous maximum≤ 8 SUMar, Sep104
pHinstantaneous maximumreport only (SU)Mar, Sep104
Oil & Greaseinstantaneous maximumreport only (mg/L)Mar, Sep104
Oil & Greaseinstantaneous maximumreport only (mg/L)Mar, Sep104
Flowdaily maximumreport only (gal/d)Mar, Sep104
Flowdaily maximumreport only (gal/d)Mar, Sep104
pHinstantaneous minimum≥ 6.5 SUMar, Sep105
pHinstantaneous minimumreport only (SU)Mar, Sep105
pHinstantaneous maximum≤ 8 SUMar, Sep105
pHinstantaneous maximumreport only (SU)Mar, Sep105
Oil & Greaseinstantaneous maximumreport only (mg/L)Mar, Sep105
Oil & Greaseinstantaneous maximumreport only (mg/L)Mar, Sep105
Flowdaily maximumreport only (gal/d)Mar, Sep105
Flowdaily maximumreport only (gal/d)Mar, Sep105
pHinstantaneous maximumreport only (SU)Mar, Sep106
pHinstantaneous maximumreport only (SU)Mar, Sep106
Oil & Greaseinstantaneous maximumreport only (mg/L)Mar, Sep106
Oil & Greaseinstantaneous maximumreport only (mg/L)Mar, Sep106
Flowdaily maximumreport only (gal/d)Mar, Sep106
Flowdaily maximumreport only (gal/d)Mar, Sep106

How strict are these limits?

Cited limits by parameter: Connecticut's rules and the federal ones.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/CT0030803 · MCP: https://passage-data.com/mcp