WATERLOO (V)

NPDES permit NY0022365 · Major POTW · administratively continued, expires 2017-08-31 · 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.

This permit expired on 2017-08-31 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

5values over a limit
0required values missing, on 0 form(s)
0of 15 forms filed late

Last period with anything received: 2026-08-31. Most often over: Flow, in conduit or thru treatment plant (3), Coliform, fecal general (1), Solids, total suspended (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 (56)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX report only all year
001Temperature, water deg. centigradeDAILY MX report only all year
001StreamflowDAILY MN >= 50 cfs Jan, Feb, Mar, Dec
001StreamflowDAILY MN >= 100 cfs Jun, Jul, Aug, Sep
001StreamflowDAILY MN >= 60 cfs Apr, Nov
001StreamflowDAILY MN >= 70 cfs May, Oct
001Oxygen demand, ultimateMO AVG report only all year
001BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. C30DA AVG <= 200 lb/d all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 300 lb/d all year
001BOD, 5-day, 20 deg. C30DA AVG report only all year
001BOD, 5-day, 20 deg. C30DA AVG report only all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001pHMINIMUM report only all year
001pHMAXIMUM report only all year
001Solids, total suspended30DA AVG <= 30 mg/L all year
001Solids, total suspendedMO AVG <= 18 mg/L all year
001Solids, total suspended7 DA AVG <= 45 mg/L all year
001Solids, total suspended7 DA AVG <= 28 mg/L all year
001Solids, total suspended30DA AVG <= 200 lb/d all year
001Solids, total suspendedMO AVG <= 195 lb/d all year
001Solids, total suspended7 DA AVG <= 300 lb/d all year
001Solids, total suspended7 DA AVG <= 304 lb/d all year
001Solids, total suspended30DA AVG report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspended30DA AVG report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, settleableDAILY MX <= .3 mL/L all year
001Solids, settleableDAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia 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
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MO AVG <= 1 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG <= 1.3 MGD all year
001Flow, in conduit or thru treatment plantMO AVG <= .8 MGD all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plant1D report only all year
001Flow, in conduit or thru treatment plant1D report only all year
001Chlorine, total residualDAILY MX <= 1 mg/L all year
001Chlorine, total residualDAILY MX <= .7 mg/L all year
001Mercury, total [as Hg]DAILY MX <= 50 ng/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]MO AVG <= 15 mg/L all year
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 163 lb/d all year
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 271 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, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Carbonaceous oxygen demand, % removalMINIMUM >= 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