CLAREMONT W W T F

NPDES permit NH0101257 · Major POTW · administratively continued, expires 2021-09-30 · 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.

This permit expired on 2021-09-30 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

0values over a limit
0required values missing, on 0 form(s)
1of 14 forms filed late

Last period with anything received: 2026-08-31.

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 (79)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]MINIMUM >= 7 mg/L Jun, Jul, Aug, Sep, Oct
001Oxygen, dissolved [DO]MINIMUM >= 7 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
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 <= 973 lb/d all year
001Solids, total suspendedDAILY MX <= 1622 lb/d all year
001Solids, total suspendedWKLY AVG <= 1460 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedMO AVG report only all year
001Nitrogen, total [as N]MO AVG report only Mar, Apr, May, Jun, Jul, Aug, Sep
001Nitrogen, total [as N]MO AVG report only Jan, Feb, Oct, Nov, Dec
001Nitrogen, total [as N]DAILY MX report only Mar, Apr, May, Jun, Jul, Aug, Sep
001Nitrogen, total [as N]DAILY MX report only Jan, Feb, Oct, Nov, Dec
001Nitrogen, total [as N]MO AVG report only Mar, Apr, May, Jun, Jul, Aug, Sep
001Nitrogen, total [as N]MO AVG report only Jan, Feb, Oct, Nov, Dec
001Nitrogen, total [as N]DAILY MX report only Mar, Apr, May, Jun, Jul, Aug, Sep
001Nitrogen, total [as N]DAILY MX report only Jan, Feb, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 10.9 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 7.2 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 11.3 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrogen, Kjeldahl, total [as N]MO AVG report only Mar, Apr, May, Jun, Jul, Aug, Sep
001Nitrogen, Kjeldahl, total [as N]MO AVG report only Jan, Feb, Oct, Nov, Dec
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only Mar, Apr, May, Jun, Jul, Aug, Sep
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only Jan, Feb, Oct, Nov, Dec
001Nitrogen, Kjeldahl, total [as N]MO AVG report only Mar, Apr, May, Jun, Jul, Aug, Sep
001Nitrogen, Kjeldahl, total [as N]MO AVG report only Jan, Feb, Oct, Nov, Dec
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only Mar, Apr, May, Jun, Jul, Aug, Sep
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only Jan, Feb, Oct, Nov, Dec
001Nitrite + Nitrate total [as N]MO AVG report only Mar, Apr, May, Jun, Jul, Aug, Sep
001Nitrite + Nitrate total [as N]MO AVG report only Jan, Feb, Oct, Nov, Dec
001Nitrite + Nitrate total [as N]DAILY MX report only Mar, Apr, May, Jun, Jul, Aug, Sep
001Nitrite + Nitrate total [as N]DAILY MX report only Jan, Feb, Oct, Nov, Dec
001Nitrite + Nitrate total [as N]MO AVG report only Mar, Apr, May, Jun, Jul, Aug, Sep
001Nitrite + Nitrate total [as N]MO AVG report only Jan, Feb, Oct, Nov, Dec
001Nitrite + Nitrate total [as N]DAILY MX report only Mar, Apr, May, Jun, Jul, Aug, Sep
001Nitrite + Nitrate total [as N]DAILY MX report only Jan, Feb, Oct, Nov, Dec
001Phosphorus, total [as P]MO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Nov, Dec
001Phosphorus, total [as P]DAILY MX report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]DAILY MX report only Jan, Feb, Mar, Nov, Dec
001Phosphorus, total [as P]MO AVG <= 17 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Nov, Dec
001Phosphorus, total [as P]DAILY MX report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]DAILY MX report only Jan, Feb, Mar, Nov, Dec
001Hardness, total [as CaCO3]DAILY MX report only Jul, Aug, Sep, Oct, Nov, Dec
001Nickel, total recoverableDAILY MX report only Jul, Aug, Sep, Oct, Nov, Dec
001Zinc, total recoverableDAILY MX report only Jul, Aug, Sep, Oct, Nov, Dec
001Aluminum, total recoverableDAILY MX report only Jul, Aug, Sep, Oct, Nov, Dec
001Cadmium, total recoverableDAILY MX report only Jul, Aug, Sep, Oct, Nov, Dec
001Lead, total recoverableDAILY MX report only Jul, Aug, Sep, Oct, Nov, Dec
001Copper, total recoverableMO AVG <= 17.32 ug/L all year
001Copper, total recoverableDAILY MX <= 24.64 ug/L all year
001Copper, total recoverableDAILY MX report only Jul, Aug, Sep, Oct, Nov, Dec
001E. coli, thermotol, MF, MTECMO GEO <= 126 CFU/100mL all year
001E. coli, thermotol, MF, MTECDAILY MX <= 406 CFU/100mL all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantROLL AVG <= 3.89 MGD all year
001Chlorine, total residualMO AVG <= .072 mg/L all year
001Chlorine, total residualDAILY MX <= .123 mg/L 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 <= 811 lb/d all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 1460 lb/d all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 1298 lb/d all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous, 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 % Jul, Aug, Sep, Oct, Nov, Dec
001LC50 Static Renewal 48Hr Acute Pimephales promelasDAILY MN >= 100 % Jul, Aug, Sep, Oct, Nov, Dec
001NOEL Static Renewal 7Day Chronic Ceriodaphnia dubiaDAILY MN >= 15.4 % Jul, Aug, Sep, Oct, Nov, Dec
001Noel Statre 7Day Chronic PimephalesDAILY MN >= 15.4 % Jul, Aug, Sep, Oct, Nov, Dec

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