NORTH CASTLE (T)

NPDES permit NY0109584 · Minor POTW · administratively continued, expires 2022-02-28 · 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 2022-02-28 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)
0of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, carbonaceous [5 day, 20 C] (1).

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among NY permits in EPA's filings — check your permit).

Limits in force (33)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Oxygen, dissolved [DO]DAILY MN >= 7 mg/L all year
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 8.5 SU all year
001Solids, total suspendedDAILY MX <= 10 mg/L all year
001Solids, total suspendedDAILY MX <= 42 lb/d all year
001Solids, total suspendedDAILY MX report only all year
001Solids, settleableDAILY MX <= .1 mL/L all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]ANNL AVG 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 <= 1.18 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, nitrite total [as N]MO AVG report only all year
001Nitrogen, nitrite total [as N]MO AVG report only all year
001Nitrogen, nitrate total [as N]MO AVG report only all year
001Nitrogen, nitrate total [as N]MO AVG report only all year
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Zinc, total [as Zn]DAILY MX <= 100 ug/L all year
001Nitrogen, ammonia, total [as NH3]MO AVG report only all year
001Nitrogen, ammonia, total [as NH3]MO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG <= .5 MGD all year
001Chlorine, total residualDAILY MX <= .1 mg/L all year
001Coliform, fecal general30DA GEO <= 200 #/100mL all year
001Coliform, fecal general7 DA GEO <= 400 #/100mL all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 5 mg/L all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 21 lb/d all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Carbonaceous oxygen demand, % removalMO AV MN >= 85 % 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