MIDDLEPORT (V)

NPDES permit NY0022331 · Minor POTW · administratively continued, expires 2020-01-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2020-01-31 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

2values 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: Flow, in conduit or thru treatment plant (2).

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 (32)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Oxygen, dissolved [DO]DAILY MN >= 2 mg/L all year
001pHMINIMUM >= 6.5 SU Jan, Feb, Mar, Apr, May, Nov, Dec
001pHMINIMUM >= 6 SU Jun, Jul, Aug, Sep, Oct
001pHMAXIMUM <= 8.5 SU Jan, Feb, Mar, Apr, May, Nov, Dec
001pHMAXIMUM <= 9 SU Jun, Jul, Aug, Sep, Oct
001pHMINIMUM report only all year
001pHMAXIMUM report only all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspended7 DA AVG <= 45 mg/L all year
001Solids, total suspended7 DA AVG <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 175 lb/d all year
001Solids, total suspendedMO AVG <= 180 lb/d all year
001Solids, total suspended7 DA AVG <= 263 lb/d all year
001Solids, total suspended7 DA AVG <= 260 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, settleableDAILY MX <= .3 mL/L all year
001Nitrogen, ammonia, total [as NH3]MO AVG report only all year
001Nitrogen, ammonia, total [as NH3]MO AVG <= 17 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia, total [as NH3]MO AVG <= 4.7 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Flow, in conduit or thru treatment plantMO AVG <= .7 MGD all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 40 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 150 lb/d all year
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 230 lb/d all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]7 DA AVG report only all year
001Solids, suspended percent removalMO AV MN >= 70 % all year
001Carbonaceous oxygen demand, % removalMINIMUM >= 65 % all year
001Carbonaceous oxygen demand, % removalMO AV MN >= 65 % 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