CRAIG BROOK NAT FISH HATCHERY

NPDES permit ME0002437 · Minor FEDERAL · effective, expires 2031-02-28 · 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

1values over a limit
2required values missing, on 1 form(s)
3of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: Phosphorus, total [as P] (1).

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (33)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CMO AVG <= 6 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 10 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 118 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 196 lb/d all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 8.5 SU all year
001Solids, total suspendedMO AVG <= 6 mg/L all year
001Solids, total suspendedDAILY MX <= 10 mg/L all year
001Solids, total suspendedMO AVG <= 118 lb/d all year
001Solids, total suspendedDAILY MX <= 196 lb/d all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Phosphorus, total [as P]MO TOTAL report only all year
001Phosphorus, total [as P]ANNL MAX <= 112 lb/yr all year
001Aluminum, total [as Al]MO AVG report only Jan, Feb, Nov, Dec
001Aluminum, total [as Al]DAILY MX report only Jan, Feb, Nov, Dec
001Aluminum, total [as Al]MO AVG report only Jan, Feb, Nov, Dec
001Aluminum, total [as Al]DAILY MX report only Jan, Feb, Nov, Dec
001Aluminum, total [as Al]MO AVG report only Jan, Feb, Nov, Dec
001Aluminum, total [as Al]DAILY MX report only Jan, Feb, Nov, Dec
001Aluminum, total [as Al]MO AVG report only Jan, Feb, Nov, Dec
001Aluminum, total [as Al]DAILY MX report only Jan, Feb, Nov, Dec
001Biomass, fishMO AVG report only all year
001Biomass, fishDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG <= 3.5 MGD all year
001FormalinMO AVG report only all year
001FormalinDAILY MX <= 45 mg/L all year
001FormalinMO AVG report only all year
001FormalinDAILY MX <= 40 lb/d all year
001FormalinMO AVG report only all year
001FormalinDAILY MX <= 25 mg/L all year
001FormalinMO AVG report only all year
001FormalinDAILY MX <= 40 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