TILLAMOOK, CITY OF

NPDES permit OR0020664 · Major POTW · effective, expires 2029-07-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
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EPA's record, 2025-09-01 to 2026-08-31

1values over a limit
2required values missing, on 2 form(s)
0of 29 forms filed late

Last period with anything received: 2026-08-31. Most often over: pH (1).

Reporting

Reports are due about 1 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (52)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeMO AVG report only all year
001Temperature, water deg. centigradeDAILY MX report only all year
001Temperature, water deg. centigradeMX 7D AV report only all year
001BOD, 5-day, 20 deg. CMO AVG <= 20 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG <= 180 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CMO AVG <= 530 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CDAILY MX <= 350 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CDAILY MX <= 1100 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 30 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, 5-day, 20 deg. CWKLY AVG <= 270 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. CWKLY AVG <= 800 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001pHMO MIN report only all year
001pHMO MAX report only all year
001Solids, total suspendedMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedMO AVG <= 20 mg/L May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 530 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedMO AVG <= 180 lb/d May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedDAILY MX <= 1100 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedDAILY MX <= 350 lb/d May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedWKLY AVG <= 45 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedWKLY AVG <= 30 mg/L May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedWKLY AVG <= 800 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedWKLY AVG <= 270 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 11.7 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 43.4 mg/L May, Jun, Jul, Aug, Sep, Oct
001Coliform, fecal - % samples exceeding limitTOTAL <= 10 % May, Jun, Jul, Aug, Sep, Oct
001Coliform, fecal - % samples exceeding limitTOTAL <= 10 % Jan, Feb, Mar, Apr, Nov, Dec
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO MAX report only 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
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 loadMX 7D AV <= 11.8 mkcal/day all year
001Coliform, fecal generalMO MED report only all year
001Coliform, fecal generalDAILY MX report only all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Chlorine usageMO AVG report only all year
001Chlorine usageDAILY MX report only all year

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