GREEN LAKE NATL FISH HATCHERY

NPDES permit ME0002623 · Minor FEDERAL · effective, expires 2030-02-28 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

0values over a limit
4required values missing, on 1 form(s)
0of 11 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 ME permits in EPA's filings — check your permit).

Limits in force (17)

OutfallParameterStatisticLimitMonths
001Solids, total suspendedMO AVG <= 6 mg/L all year
001Solids, total suspendedDAILY MX <= 10 mg/L all year
001Solids, total suspendedMO AVG <= 665 lb/d all year
001Solids, total suspendedDAILY MX <= 1618 lb/d all year
001Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
001Phosphorus, total [as P]DAILY MX report only Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
001Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
001Phosphorus, total [as P]DAILY MX <= 1780 lb/yr Dec
001Phosphorus, total [as P]YA report only Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
001Phosphorus, total [as P]MO AVG report only Dec
001Phosphorus, total [as P]DAILY MX report only Dec
001Phosphorus, total [as P]MO AVG report only Dec
001Biomass, fishDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG <= 13.3 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX <= 19.4 MGD all year
001FormalinMO AVG report only all year
001FormalinDAILY MX <= 46 lb/d all year

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