FIRSTLIGHT CT HOUSATONIC LLC

NPDES permit CT0030821 · Minor NON-POTW · effective, expires 2030-04-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 19 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among CT permits in EPA's filings — check your permit).

Limits in force (18)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitINST MAX report only all year
001pHINST MIN >= 6.8 SU Mar, Sep
001pHINST MAX <= 8.5 SU Mar, Sep
001Oil & GreaseINST MAX report only Mar, Sep
001FlowDAILY MX <= 18920 gal/d Mar, Sep
002pHINST MIN >= 6.8 SU Mar, Sep
002pHINST MAX <= 8.5 SU Mar, Sep
002Oil & GreaseINST MAX report only Mar, Sep
002FlowDAILY MX <= 417600 gal/d Mar, Sep
003pHINST MIN >= 6.8 SU Mar, Sep
003pHINST MAX <= 8.5 SU Mar, Sep
003Oil & GreaseINST MAX report only Mar, Sep
003FlowDAILY MX <= 417600 gal/d Mar, Sep
004pHINST MIN >= 6.8 SU Mar, Sep
004pHINST MAX <= 8.5 SU Mar, Sep
004Oil & GreaseINST MAX report only Mar, Sep
004FlowDAILY MX <= 12 gal/d Mar, Sep
005FlowDAILY MX <= 36 gal/d Mar, Sep

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