CONFED TRIBES OF WARM SPRINGS

NPDES permit OR0032638 · Minor POTW · expired, expires 2026-06-30 · EPA's file as of 2026-09-19

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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 2026-06-30 and is expired: 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

24values over a limit
300required values missing, on 10 form(s)
7of 10 forms filed late

Last period with anything received: 2026-03-31. Most often over: Nitrogen, ammonia total [as N] (20), E. coli, MTEC-MF (2), Solids, total suspended (2).

Reporting

Reports are due about 20 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (46)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX report only all year
001BOD, 5-day, 20 deg. CMO AVG <= 10 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L Jan, Feb, Mar, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG <= 15 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L Jan, Feb, Mar, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 73 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG <= 218 lb/d Jan, Feb, Mar, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG <= 109 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CWKLY AVG <= 327 lb/d Jan, Feb, Mar, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG report only Jan, Feb, Mar, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CWKLY AVG report only Jan, Feb, Mar, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG report only Jan, Feb, Mar, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CWKLY AVG report only Jan, Feb, Mar, Nov, Dec
001pHINST MIN >= 6.5 SU all year
001pHINST MAX <= 8.5 SU all year
001Solids, total suspendedMO AVG <= 10 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 30 mg/L Jan, Feb, Mar, Nov, Dec
001Solids, total suspendedWKLY AVG <= 15 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedWKLY AVG <= 45 mg/L Jan, Feb, Mar, Nov, Dec
001Solids, total suspendedMO AVG <= 73 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 218 lb/d Jan, Feb, Mar, Nov, Dec
001Solids, total suspendedWKLY AVG <= 109 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedWKLY AVG <= 327 lb/d Jan, Feb, Mar, Nov, Dec
001Solids, total suspendedMO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG report only Jan, Feb, Mar, Nov, Dec
001Solids, total suspendedWKLY AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedWKLY AVG report only Jan, Feb, Mar, Nov, Dec
001Solids, total suspendedMO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG report only Jan, Feb, Mar, Nov, Dec
001Solids, total suspendedWKLY AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedWKLY AVG report only Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 2.4 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 6.8 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 17.4 lb/d all year
001Nitrogen, ammonia total [as N]INST MAX <= 49.3 lb/d all year
001E. coli, MTEC-MFMO AVG <= 126 CFU/100mL all year
001E. coli, MTEC-MFINST MAX <= 406 CFU/100mL all year
001Floating solids, waste or visible foam-visualMO MAX <= 0 N=0;Y=1 all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent 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