FARMINGTON TOWN OF

NPDES permit ME0101249 · Major POTW · administratively continued, expires 2022-01-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2022-01-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

2values over a limit
0required values missing, on 0 form(s)
0of 12 forms filed late

Last period with anything received: 2026-08-31. Most often over: Phosphorus, total [as P] (1), Solids, total suspended (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 (61)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CMO AVG <= 20 mg/L Jun, Jul, Aug, Sep
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001BOD, 5-day, 20 deg. CDAILY MX <= 33 mg/L Jun, Jul, Aug, Sep
001BOD, 5-day, 20 deg. CDAILY MX <= 50 mg/L Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 150 lb/d Jun, Jul, Aug, Sep
001BOD, 5-day, 20 deg. CMO AVG <= 225 lb/d Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001BOD, 5-day, 20 deg. CDAILY MX <= 250 lb/d Jun, Jul, Aug, Sep
001BOD, 5-day, 20 deg. CDAILY MX <= 375 lb/d Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG <= 30 mg/L Jun, Jul, Aug, Sep
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG <= 225 lb/d Jun, Jul, Aug, Sep
001BOD, 5-day, 20 deg. CWKLY AVG <= 338 lb/d Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 20 mg/L Jun, Jul, Aug, Sep
001Solids, total suspendedMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Solids, total suspendedDAILY MX <= 33 mg/L Jun, Jul, Aug, Sep
001Solids, total suspendedDAILY MX <= 50 mg/L Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Solids, total suspendedMO AVG <= 150 lb/d Jun, Jul, Aug, Sep
001Solids, total suspendedMO AVG <= 225 lb/d Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Solids, total suspendedDAILY MX <= 250 lb/d Jun, Jul, Aug, Sep
001Solids, total suspendedDAILY MX <= 375 lb/d Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Solids, total suspendedWKLY AVG <= 30 mg/L Jun, Jul, Aug, Sep
001Solids, total suspendedWKLY AVG <= 45 mg/L Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Solids, total suspendedWKLY AVG <= 225 lb/d Jun, Jul, Aug, Sep
001Solids, total suspendedWKLY AVG <= 338 lb/d Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Solids, settleableDAILY MX <= .3 mL/L all year
001Phosphorus, total [as P]MO AVG report only Jun, Jul, Aug, Sep
001Phosphorus, total [as P]MO AVG report only Jun, Jul, Aug, Sep
001Phosphorus, total [as P]DAILY MX report only Jun, Jul, Aug, Sep
001Phosphorus, total [as P]DAILY MX report only Jun, Jul, Aug, Sep
001Phosphorus, total [as P]MO AVG report only Jun, Jul, Aug, Sep
001Phosphorus, total [as P]MO AVG <= 5.2 lb/d Jun, Jul, Aug, Sep
001Phosphorus, total [as P]DAILY MX report only Jun, Jul, Aug, Sep
001Phosphorus, total [as P]DAILY MX report only Jun, Jul, Aug, Sep
001Phosphorus, total [as P]WKLY AVG report only Jun, Jul, Aug, Sep
001Phosphorus, total [as P]WKLY AVG report only Jun, Jul, Aug, Sep
001Copper, total [as Cu]MO AVG report only all year
001Copper, total [as Cu]DAILY MX report only all year
001Copper, total [as Cu]MO AVG <= .31 lb/d all year
001Copper, total [as Cu]DAILY MX <= .36 lb/d all year
001E. coli, thermotol, MF, MTECMO GEO <= 64 #/100mL May, Jun, Jul, Aug, Sep
001E. coli, thermotol, MF, MTECDAILY MX <= 427 #/100mL May, Jun, Jul, Aug, Sep
001Flow, in conduit or thru treatment plantMO AVG <= .9 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG <= .1 mg/L all year
001Chlorine, total residualDAILY MX <= .3 mg/L all year
001Analytical ChemistryVALUE report only all year
001Analytical ChemistryVALUE report only all year
001Mercury, total [as Hg]MO AVG <= 27 ng/L all year
001Mercury, total [as Hg]DAILY MX <= 41 ng/L all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001NOEL Static Renewal 7Day Chronic Ceriodaphnia dubiaDAILY MN >= 4.9 % all year
001NOEL Static Renewal 7Day Chronic Ceriodaphnia dubiaDAILY MN >= 4.9 % all year
001Noel Statre 10Day Chronic Salvel. SalmonidDAILY MN report only all year
001Noel Statre 10Day Chronic Salvel. SalmonidDAILY MN report only all year
001NOAEL Static 48Hr Acute Ceriodaphnia dubiaDAILY MN report only all year
001NOAEL Static 48Hr Acute Ceriodaphnia dubiaDAILY MN report only all year
001NOAEL Static 48Hr Acute Salvel. SalmonidDAILY MN report only all year
001NOAEL Static 48Hr Acute Salvel. SalmonidDAILY MN report only 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