SALEM, CITY OF

NPDES permit OR0026409 · Major POTW · administratively continued, expires 2009-10-31 · 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 2009-10-31 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

0values over a limit
0required values missing, on 0 form(s)
0of 14 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among OR permits in EPA's filings — check your permit).

Limits in force (85)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX report only all year
001Oxygen, dissolved [DO]MO AVG report only all year
001Solids, total suspendedMO AVG <= 37 mg/L Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedWKLY AVG <= 45 mg/L Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 11000 lb/d Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedWKLY AVG <= 13000 lb/d Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX <= 15000 lb/d Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedDAILY MX <= 26000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedDAILY MX report only Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedDAILY MX report only Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedWKLY AVG <= 45 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedMO AVG <= 16000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedWKLY AVG <= 23000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedWKLY AVG <= 45 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedMO AVG <= 23000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedWKLY AVG <= 34000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedWKLY AVG <= 45 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedMO AVG <= 28000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Solids, total suspendedWKLY AVG <= 41000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, Kjeldahl, total [as N]MO AVG report only May, Jun, Jul, Aug, Sep, Oct
001Nitrite + Nitrate total [as N]MO AVG report only May, Jun, Jul, Aug, Sep, Oct
001Phosphate, total [as PO4]MO AVG report only May, Jun, Jul, Aug, Sep, Oct
001Flow, in conduit or thru treatment plantTOTAL report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Chlorine, total residualMO AVG <= .1 mg/L all year
001Chlorine, total residualDAILY MX <= .23 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
001pH, maximumDAILY MX <= 9 SU all year
001pH, maximumDAILY MX report only all year
001pH, minimumDAILY MN >= 6 SU all year
001pH, minimumDAILY MN report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 32 mg/L Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 9300 lb/d Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 12000 lb/d Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 14000 lb/d Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 26000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]DAILY MX report only Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]DAILY MX report only Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 13000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 19000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 19000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 28000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 23000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 34000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 85 % all year
001BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 78 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 72 % all year
001Chlorine usageMO AVG report only all year
002Solids, total suspendedMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
002Solids, total suspendedMO AVG <= 13000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
002Solids, total suspendedDAILY MX <= 25000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
002Solids, total suspendedWKLY AVG <= 45 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
002Solids, total suspendedWKLY AVG <= 19000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
002Nitrogen, ammonia total [as N]MO AVG report only Jan, Feb, Mar, Apr, May, Nov, Dec
002Ultraviolet light intensityMO AVG report only Jan, Feb, Mar, Apr, May, Nov, Dec
002Flow, in conduit or thru treatment plantMO AVG report only Jan, Feb, Mar, Apr, May, Nov, Dec
002Flow, in conduit or thru treatment plantDAILY MX report only Jan, Feb, Mar, Apr, May, Nov, Dec
002E. coliMO GEO <= 126 #/100mL Jan, Feb, Mar, Apr, May, Nov, Dec
002E. coliDAILY MX <= 406 #/100mL Jan, Feb, Mar, Apr, May, Nov, Dec
002E. coliMO GEO <= 126 #/100mL Jan, Feb, Mar, Apr, May, Nov, Dec
002E. coliDAILY MX report only Jan, Feb, Mar, Apr, May, Nov, Dec
002pH, maximumDAILY MX <= 9 SU Jan, Feb, Mar, Apr, May, Nov, Dec
002pH, minimumDAILY MN >= 6 SU Jan, Feb, Mar, Apr, May, Aug, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]MO AVG <= 10000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]DAILY MX <= 21000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 16000 lb/d Jan, Feb, Mar, Apr, May, Nov, Dec

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