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Mcminnville, City of

Sewage treatment plant, major discharger, Mcminnville, Oregon. NPDES permit OR0034002 expired Dec 31, 2008; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form A monthly (20 values), outfall 001 form B monthly (43 values), outfall 001 form C monthly (18 values), outfall REC form 1 monthly (6 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 48 reports late

Limits in force (120)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradeweekly averagereport only (deg C)all year001
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
Oxygen, dissolved [DO]daily minimum≥ 6.5 mg/LMay–Oct001
Oxygen, dissolved [DO]daily minimumreport only (mg/L)May–Oct001
Oxygen, dissolved [DO]daily minimumreport only (mg/L)May–Oct001
Oxygen, dissolved [DO]daily minimumreport only (mg/L)May–Oct001
Oxygen, dissolved [DO]daily minimumreport only (mg/L)May–Oct001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
pHminimumreport only (SU)all year001
pHmaximumreport only (SU)all year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Solids, total suspendedmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedweekly average≤ 45 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedmonthly average≤ 1400 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedweekly average≤ 2100 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendeddaily maximum≤ 2800 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedmonthly average≤ 3600 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendeddaily maximum≤ 7200 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedmonthly average≤ 5 mg/LMay–Oct001
Solids, total suspendedweekly average≤ 7.5 mg/LMay–Oct001
Solids, total suspendedmonthly average≤ 230 lb/dMay–Oct001
Solids, total suspendedweekly average≤ 350 lb/dMay–Oct001
Solids, total suspendeddaily maximum≤ 470 lb/dMay–Oct001
Solids, total suspendedmonthly average≤ 10 mg/LMay–Oct001
Solids, total suspendedweekly average≤ 15 mg/LMay–Oct001
Solids, total suspendedmonthly average≤ 470 lb/dMay–Oct001
Solids, total suspendedweekly average≤ 700 lb/dMay–Oct001
Solids, total suspendeddaily maximum≤ 930 lb/dMay–Oct001
Solids, total suspendedmonthly average≤ 10 mg/LMay–Oct001
Solids, total suspendedweekly average≤ 15 mg/LMay–Oct001
Solids, total suspendedmonthly average≤ 470 lb/dMay–Oct001
Solids, total suspendedweekly average≤ 700 lb/dMay–Oct001
Solids, total suspendeddaily maximum≤ 930 lb/dMay–Oct001
Solids, total suspendedmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedmonthly average≤ 3600 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendeddaily maximumreport only (lb/d)Jan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedweekly average≤ 45 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedweekly average≤ 5400 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Jan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ .5 mg/LMay–Oct001
Nitrogen, ammonia total [as N]weekly average≤ .75 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 23 lb/dMay–Oct001
Nitrogen, ammonia total [as N]weekly average≤ 35 lb/dMay–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 47 lb/dMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/LMay–Oct001
Nitrogen, ammonia total [as N]weekly average≤ 4.5 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 140 lb/dMay–Oct001
Nitrogen, ammonia total [as N]weekly average≤ 210 lb/dMay–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 280 lb/dMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/LMay–Oct001
Nitrogen, ammonia total [as N]weekly average≤ 7.5 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 230 lb/dMay–Oct001
Nitrogen, ammonia total [as N]weekly average≤ 350 lb/dMay–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 470 lb/dMay–Oct001
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)May–Oct001
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)May–Oct001
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)May–Oct001
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)May–Oct001
Phosphorus, total [as P]monthly median≤ 70 ug/LMay–Oct001
Phosphorus, total [as P]monthly medianreport only (lb/d)May–Oct001
Phosphorus, total [as P]monthly medianreport only (ug/L)May–Oct001
Phosphorus, total [as P]monthly median≤ 9.6 lb/dMay–Oct001
Phosphorus, total [as P]monthly medianreport only (ug/L)May–Oct001
Phosphorus, total [as P]monthly medianreport only (lb/d)May–Oct001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
E. colimonthly geometric mean≤ 126 #/100mLall year001
E. colidaily maximum≤ 406 #/100mLall year001
E. colilog mean≤ 126 #/100mLall year001
E. colidaily maximumreport only (#/100mL)all year001
Excess thermal loadweekly average≤ 160 mkcal/dayMay–Oct001
Ultraviolet light dosagedaily minimumreport only (mW-sec/cm2)all year001
Ultraviolet light dosagemonthly averagereport only (mW-sec/cm2)all year001
Ultraviolet light dosagedaily maximumreport only (mW-sec/cm2)all year001
Solids, total dissolvedmonthly average≤ 500 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year001
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (mg/L)all year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 40 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 1200 lb/dJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 1800 lb/dJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 2300 lb/dJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 3000 lb/dJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 6000 lb/dJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 5 mg/LMay–Oct001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 7.5 mg/LMay–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 230 lb/dMay–Oct001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 350 lb/dMay–Oct001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 470 lb/dMay–Oct001
BOD, carbonaceous [5 day, 20 C]average≤ 10 mg/LMay–Oct001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 15 mg/LMay–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 470 lb/dMay–Oct001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 700 lb/dMay–Oct001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 930 lb/dMay–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/LMay–Oct001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 15 mg/LMay–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 470 lb/dMay–Oct001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 700 lb/dMay–Oct001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 930 lb/dMay–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 3000 lb/dJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (lb/d)Jan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 40 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 4500 lb/dJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous, percent removalmonthly average minimum≥ 85 %May–Oct001
BOD, carbonaceous, percent removalmonthly average minimum≥ 85 %Jan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous, percent removalmonthly average minimum≥ 65 %Jan, Feb, Mar, Apr, Nov, Dec001
Solids, suspended percent removalmonthly average minimum≥ 85 %May–Oct001
Solids, suspended percent removalmonthly average minimum≥ 85 %Jan, Feb, Mar, Apr, Nov, Dec001
Solids, suspended percent removalmonthly average minimum≥ 65 %Jan, Feb, Mar, Apr, Nov, Dec001
Temperature, water deg. centigradeweekly averagereport only (deg C)all yearREC
Temperature, water deg. centigradedaily maximumreport only (deg C)all yearREC
Streamflowmonthly averagereport only (cfs)all yearREC
Streamflowdaily maximumreport only (cfs)all yearREC
Oxygen, dissolved [DO]monthly averagereport only (mg/L)all yearREC
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all yearREC

How strict are these limits?

Cited limits by parameter: Oregon's rules and the federal ones.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OR0034002 · MCP: https://passage-data.com/mcp