HACKETTSTOWN TOWN MUA

NPDES permit NJ0021369 · Major POTW · effective, expires 2028-03-31 · 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

0values over a limit
8required values missing, on 1 form(s)
0of 10 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 26 days after each monitoring period ends (the most common figure among NJ permits in EPA's filings — check your permit).

Limits in force (59)

OutfallParameterStatisticLimitMonths
002Temperature, water deg. centigradeINST MIN report only all year
002Temperature, water deg. centigradeMO AVG report only all year
002Temperature, water deg. centigradeINST MAX report only all year
002Temperature, water deg. centigradeINST MIN report only all year
002Temperature, water deg. centigradeMO AVG report only all year
002Temperature, water deg. centigradeINST MAX report only all year
002Oxygen, dissolved [DO]INST MIN >= 6 mg/L all year
002Oxygen, dissolved [DO]DLYAVMIN report only all year
002BOD, 5-day, 20 deg. CMO AVG <= 20 mg/L all year
002BOD, 5-day, 20 deg. CWKLY AVG <= 25 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG <= 250 kg/d all year
002BOD, 5-day, 20 deg. CWKLY AVG <= 312 kg/d all year
002BOD, 5-day, 20 deg. CMO AVG report only all year
002BOD, 5-day, 20 deg. CWKLY AVG report only all year
002BOD, 5-day, 20 deg. CMO AV MN >= 85 % all year
002pHINST MIN >= 6.5 SU all year
002pHINST MAX <= 8.5 SU all year
002pHINST MIN report only all year
002pHINST MAX report only all year
002Solids, total suspendedMO AVG <= 25 mg/L all year
002Solids, total suspendedWKLY AVG <= 25 mg/L all year
002Solids, total suspendedMO AVG <= 312 kg/d all year
002Solids, total suspendedWKLY AVG <= 312 kg/d all year
002Solids, total suspendedMO AVG report only all year
002Solids, total suspendedWKLY AVG report only all year
002Solids, total suspendedMO AV MN >= 85 % all year
002Oil & GreaseMO AVG <= 10 mg/L all year
002Oil & GreaseINST MAX <= 15 mg/L all year
002Nitrogen, total [as N]MO AVG report only all year
002Nitrogen, total [as N]WKLY AVG report only all year
002Nitrogen, total [as N]MO AVG report only all year
002Nitrogen, total [as N]WKLY AVG report only all year
002Nitrogen, ammonia total [as N]MO AVG <= 1 mg/L May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]MO AVG <= 2 mg/L Jan, Feb, Mar, Apr, Nov, Dec
002Nitrogen, ammonia total [as N]DAILY MX <= 2 mg/L May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]DAILY MX <= 4 mg/L Jan, Feb, Mar, Apr, Nov, Dec
002Nitrogen, ammonia total [as N]MO AVG <= 12.5 kg/d May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]MO AVG <= 25 kg/d Jan, Feb, Mar, Apr, Nov, Dec
002Nitrogen, ammonia total [as N]DAILY MX <= 25 kg/d May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]DAILY MX <= 50 kg/d Jan, Feb, Mar, Apr, Nov, Dec
002Nitrogen, nitrate total [as N]MO AVG report only all year
002Nitrogen, nitrate total [as N]DAILY MX report only all year
002Nitrogen, nitrate total [as N]MO AVG report only all year
002Nitrogen, nitrate total [as N]DAILY MX report only all year
002Phosphorus, total [as P]MO AVG <= .49 mg/L all year
002Phosphorus, total [as P]WKLY AVG <= .74 mg/L all year
002Phosphorus, total [as P]MO AVG <= 6.12 kg/d all year
002Phosphorus, total [as P]WKLY AVG <= 9.24 kg/d all year
002Flow, in conduit or thru treatment plantRE report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002E. coliMOAV GEO <= 126 #/100mL all year
002E. coliINST MAX report only all year
002Solids, total dissolvedMO AVG <= 1000 mg/L all year
002Solids, total dissolvedWKLY AVG report only all year
002Solids, total dissolvedMO AVG report only all year
002Solids, total dissolvedWKLY AVG report only all year
002LC50 Static 48Hr Acute Ceriodaphnia dubiaMINIMUM report only all year
002IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaMINIMUM 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