CLEAN WATER SERVICES

NPDES permit OR0028118 · Major POTW · effective, expires 2027-11-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 54 forms filed late

Last period with anything received: 2026-08-31.

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (139)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeMO AVG report only May, Jun, Jul, Aug, Sep, Oct
001Temperature, water deg. centigradeDAILY MX <= 25 deg C May, Jun, Jul, Aug, Sep, Oct
001Temperature, water deg. centigradeHA report only May, Jun, Jul, Aug, Sep, Oct
001Flow rateMO AVG report only all year
001Flow rateDAILY MX report only all year
001Oxygen, dissolved [DO]DLYAVMIN >= 5.2 mg/L May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 5 mg/L Jul, Aug, Sep
001Solids, total suspendedMO AVG <= 10 mg/L Jan, Feb, Mar, Apr, Dec
001Solids, total suspendedMO AVG <= 6400 lb/d Jul, Aug, Sep
001Solids, total suspendedMO AVG <= 11000 lb/d Jan, Feb, Mar, Apr, Dec
001Solids, total suspendedDAILY MX report only Jul, Aug, Sep
001Solids, total suspendedDAILY MX report only Jan, Feb, Mar, Apr, Dec
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedMO AVG <= 10 mg/L May, Jun, Oct, Nov
001Solids, total suspendedMO AVG <= 11000 lb/d May, Jun, Oct, Nov
001Solids, total suspendedMO AVG <= 17000 lb/d Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
001Solids, total suspendedDAILY MX report only May, Jun, Oct, Nov
001Solids, total suspendedDAILY MX <= 34000 lb/d Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
001Solids, total suspendedMX WK AV <= 15 mg/L May, Jun, Oct, Nov
001Solids, total suspendedMX WK AV <= 17000 lb/d May, Jun, Oct, Nov
001Solids, total suspendedMX WK AV <= 26000 lb/d Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
001Solids, total suspendedMO AVG <= 5 mg/L May, Jun, Oct, Nov
001Solids, total suspendedMO AVG <= 6400 lb/d May, Jun, Oct, Nov
001Solids, total suspendedMO AVG <= 2700 lb/d May, Jun, Jul, Aug, Sep, Oct, Nov
001Solids, total suspendedDAILY MX report only May, Jun, Oct, Nov
001Solids, total suspendedDAILY MX <= 5400 lb/d May, Jun, Jul, Aug, Sep, Oct, Nov
001Solids, total suspendedMX WK AV <= 8 mg/L May, Jun, Oct, Nov
001Solids, total suspendedMX WK AV <= 9600 lb/d May, Jun, Oct, Nov
001Solids, total suspendedMX WK AV <= 4000 lb/d May, Jun, Jul, Aug, Sep, Oct, Nov
001Solids, total suspendedMO AVG <= 3000 lb/d May, Jun, Jul, Aug, Sep, Oct, Nov
001Solids, total suspendedDAILY MX <= 6000 lb/d May, Jun, Jul, Aug, Sep, Oct, Nov
001Solids, total suspendedMX WK AV <= 4500 lb/d May, Jun, Jul, Aug, Sep, Oct, Nov
001Solids, total suspendedMX WK AV <= 8 mg/L Jul, Aug, Sep
001Solids, total suspendedMX WK AV <= 15 mg/L Jan, Feb, Mar, Apr, Dec
001Solids, total suspendedMX WK AV <= 9600 lb/d Jul, Aug, Sep
001Solids, total suspendedMX WK AV <= 17000 lb/d Jan, Feb, Mar, Apr, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 5.4 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 15 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO MAX report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 16.6 mg/L May
001Nitrogen, ammonia total [as N]DAILY MX <= 39.5 mg/L May
001Nitrogen, ammonia total [as N]MO AVG <= 7.7 mg/L May
001Nitrogen, ammonia total [as N]DAILY MX <= 18.4 mg/L May
001Nitrogen, ammonia total [as N]MO AVG <= 23.3 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 55.5 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 14.3 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 34.2 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 8.5 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 20.3 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]7C report only all year
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
001Nitrite + Nitrate total [as N]DAILY MX report only all year
001Phosphorus, total [as P]MO MED report only Jan, Feb, Mar, Apr, Nov, Dec
001Phosphorus, total [as P]MO MED <= .11 mg/L May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]DAILY MX report only May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]DAILY MX report only Jan, Feb, Mar, Apr, Nov, Dec
001Phosphorus, total [as P]MO MAX report only all year
001Phosphorus, total [as P]MO MED report only Sep, Oct
001Phosphorus, total [as P]DAILY MX report only Sep, Oct
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMX DA AV report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMX DA AV report only all year
001Chlorine, total residualMO AVG <= .05 mg/L all year
001Chlorine, total residualDAILY MX <= .05 mg/L all year
001E. coliMO GEO <= 126 #/100mL all year
001E. coliDAILY MX <= 406 #/100mL all year
001E. coliMO GEO <= 126 #/100mL all year
001E. coliDAILY MX report only all year
001Excess thermal loadHA report only May, Jun, Jul, Aug, Sep, Oct
001Excess thermal loadDAILY MX <= 20 mkcal/day May, Jun, Jul, Aug, Sep, Oct
001Excess thermal loadHA report only May, Jun, Jul, Aug, Sep, Oct
001Excess thermal loadDAILY MX <= 36 mkcal/day May, Jun, Jul, Aug, Sep, Oct
001pH, maximumDAILY MX <= 9 SU (alert) all year
001pH, maximumMO MAX report only all year
001pH, minimumDAILY MN >= 6.2 SU (alert) all year
001pH, minimumMO MIN report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 5 mg/L Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L Jan, Feb, Mar, Apr, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 950 lb/d Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 3500 lb/d Jan, Feb, Mar, Apr, Dec
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 1900 lb/d Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 7000 lb/d Jan, Feb, Mar, Apr, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L May, Jun, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 3500 lb/d May, Jun, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 7000 lb/d May, Jun, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 15 mg/L May, Jun, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 5300 lb/d May, Jun, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 5 mg/L May, Jun, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 950 lb/d May, Jun, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 1900 lb/d May, Jun, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 8 mg/L May, Jun, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 1400 lb/d May, Jun, Oct, Nov
001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 8 mg/L Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 15 mg/L Jan, Feb, Mar, Apr, Dec
001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 1400 lb/d Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 5300 lb/d Jan, Feb, Mar, Apr, Dec
001BOD, carbonaceous, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001pH range excursions, > 60 minutesTOTAL <= 0 occur/mo all year
001pH range excursions, monthly total accumTOTAL <= 446 min all year
003pHDAILY MN >= 6.2 SU all year
003pHDAILY MX <= 9 SU all year
003Solids, total suspendedMO AVG <= 10 mg/L Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003Solids, total suspendedMO AVG <= 11000 lb/d Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003Solids, total suspendedDAILY MX report only Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003Solids, total suspendedMO AVG report only May, Jun, Jul, Aug, Sep, Oct, Nov
003Solids, total suspendedMO AVG report only May, Jun, Jul, Aug, Sep, Oct, Nov
003Solids, total suspendedDAILY MX report only May, Jun, Jul, Aug, Sep, Oct, Nov
003Solids, total suspendedMX WK AV report only May, Jun, Jul, Aug, Sep, Oct, Nov
003Solids, total suspendedMX WK AV report only May, Jun, Jul, Aug, Sep, Oct, Nov
003Solids, total suspendedMX WK AV <= 15 mg/L Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003Solids, total suspendedMX WK AV <= 17000 lb/d Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003DurationTOTAL report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantMX DA AV report only all year
003Chlorine, total residualMO AVG <= .05 mg/L all year
003Chlorine, total residualDAILY MX <= .05 mg/L all year
003E. coliMO GEO <= 126 #/100mL Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003E. coliDAILY MX <= 406 #/100mL Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003E. coliMO GEO <= 126 #/100mL Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003E. coliDAILY MX report only Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003E. coliMO GEO report only May, Jun, Jul, Aug, Sep, Oct, Nov
003E. coliDAILY MX report only May, Jun, Jul, Aug, Sep, Oct, Nov
003BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003BOD, carbonaceous [5 day, 20 C]MO AVG <= 3500 lb/d Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003BOD, carbonaceous [5 day, 20 C]DAILY MX <= 7000 lb/d Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003BOD, carbonaceous [5 day, 20 C]MO AVG report only May, Jun, Jul, Aug, Sep, Oct, Nov
003BOD, carbonaceous [5 day, 20 C]MO AVG report only May, Jun, Jul, Aug, Sep, Oct, Nov
003BOD, carbonaceous [5 day, 20 C]DAILY MX report only May, Jun, Jul, Aug, Sep, Oct, Nov
003BOD, carbonaceous [5 day, 20 C]MX WK AV report only May, Jun, Jul, Aug, Sep, Oct, Nov
003BOD, carbonaceous [5 day, 20 C]MX WK AV report only May, Jun, Jul, Aug, Sep, Oct, Nov
003BOD, carbonaceous [5 day, 20 C]MX WK AV <= 15 mg/L Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003BOD, carbonaceous [5 day, 20 C]MX WK AV <= 5300 lb/d Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003Solids, suspended percent removalMO AV MN >= 85 % Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003Solids, suspended percent removalMO AV MN report only May, Jun, Jul, Aug, Sep, Oct, Nov
003Carbonaceous oxygen demand, % removalMO AV MN >= 85 % Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec
003Carbonaceous oxygen demand, % removalMO AV MN report only May, Jun, Jul, Aug, Sep, Oct, Nov

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