DUANESBURG (T)

NPDES permit NY0261271 · Minor POTW · administratively continued, expires 2026-02-28 · 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.

This permit expired on 2026-02-28 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

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

Last period with anything received: 2026-06-30. Most often over: Flow rate (1).

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (29)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX report only all year
001Temperature, water deg. centigradeDAILY MX report only all year
001Flow rateDAILY MX <= .1 MGD all year
001Oxygen, dissolved [DO]DAILY MN >= 7 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 5 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 4.17 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 8.5 SU all year
001pHMINIMUM report only all year
001pHMAXIMUM report only all year
001Solids, total suspendedDAILY MX <= 10 mg/L all year
001Solids, total suspendedDAILY MX <= 8.34 lb/d all year
001Solids, total suspendedDAILY MX report only all year
001Solids, total suspendedDAILY MX report only all year
001Solids, settleableDAILY MX <= .1 mL/L all year
001Solids, settleableDAILY MX report only all year
001Nitrogen, ammonia total [as N]DAILY MX <= 2.2 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 1.5 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 1.84 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 1.25 lb/d Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG <= .5 mg/L all year
001Chlorine, total residualDAILY MX <= .03 mg/L all year
001Chlorine, total residualDAILY MX <= .03 lb/d all year
001Coliform, fecal general30DA GEO <= 200 #/100mL all year
001Coliform, fecal general7 DA GEO <= 400 #/100mL 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