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NPDES permit NH0100056 · Major POTW · administratively continued, expires 2016-02-29 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2016-02-29 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

4values over a limit
0required values missing, on 0 form(s)
0of 14 forms filed late

Last period with anything received: 2026-08-31. Most often over: pH (3), LC50 Static Renewal 48Hr Acute Pimephales promelas (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 (44)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 8 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedDAILY MX <= 50 mg/L all year
001Solids, total suspendedMO AVG <= 1024 lb/d all year
001Solids, total suspendedDAILY MX <= 1707 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Solids, total suspendedWKLY AVG <= 1536 lb/d all year
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Jul, Aug, Sep
001Phosphorus, total [as P]DAILY MX report only all year
001Hardness, total [as CaCO3]DAILY MX report only Jan, Feb, Mar, Jul, Aug, Sep
001Arsenic, total recoverableMO AVG report only all year
001Arsenic, total recoverableDAILY MX report only all year
001Nickel, total recoverableDAILY MX report only Jan, Feb, Mar, Jul, Aug, Sep
001Zinc, total recoverableDAILY MX report only Jan, Feb, Mar, Jul, Aug, Sep
001Aluminum, total recoverableDAILY MX report only Jan, Feb, Mar, Jul, Aug, Sep
001Cadmium, total recoverableDAILY MX report only Jan, Feb, Mar, Jul, Aug, Sep
001Lead, total recoverableDAILY MX report only Jan, Feb, Mar, Jul, Aug, Sep
001Chromium, total recoverableDAILY MX report only Jan, Feb, Mar, Jul, Aug, Sep
001Copper, total recoverableDAILY MX report only Jan, Feb, Mar, Jul, Aug, Sep
001Flow, in conduit or thru treatment plantMO AVG report only 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 <= 1 mg/L all year
001E. coli, colony forming units [CFU]MO GEO <= 126 CFU/100mL all year
001E. coli, colony forming units [CFU]DAILY MX <= 406 CFU/100mL all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 45 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 853 lb/d all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 1536 lb/d all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 1365 lb/d all year
001BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001LC50 Static Renewal 48Hr Acute Ceriodaphnia dubiaDAILY MN >= 100 % Jan, Feb, Mar, Jul, Aug, Sep
001LC50 Static Renewal 48Hr Acute Pimephales promelasDAILY MN >= 100 % Jan, Feb, Mar, Jul, Aug, 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