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Long Creek, City of

Sewage treatment plant, Long Creek, Oregon. NPDES permit OR0034070 expired Nov 30, 2016; 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: form A monthly (7 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (34)

ParameterStatisticLimitMonths
Temperature, water deg. centigrademonthly averagereport only (deg C)Jan, Feb, Mar, Apr, May, Nov, Dec
Temperature, water deg. centigrademonthly averagereport only (deg C)Jan, Feb, Mar, Apr, May, Nov, Dec
Flow ratemonthly averagereport only (cfs)Jan, Feb, Mar, Apr, May, Nov, Dec
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, May, Nov, Dec
BOD, 5-day, 20 deg. Cmonthly average≤ 8 lb/dJan, Feb, Mar, Apr, May, Nov, Dec
BOD, 5-day, 20 deg. Cdaily maximum≤ 6 lb/dJan, Feb, Mar, Apr, May, Nov, Dec
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/LJan, Feb, Mar, Apr, May, Nov, Dec
BOD, 5-day, 20 deg. Cweekly average≤ 12 lb/dJan, Feb, Mar, Apr, May, Nov, Dec
pHdaily minimum≥ 6 SUJan, Feb, Mar, Apr, May, Nov, Dec
pHdaily maximum≤ 9 SUJan, Feb, Mar, Apr, May, Nov, Dec
pHdaily minimumreport only (SU)all year
pHdaily maximumreport only (SU)all year
Solids, total suspendedmonthly average≤ 85 mg/LJan, Feb, Mar, Apr, May, Nov, Dec
Solids, total suspendedmonthly average≤ 21 lb/dJan, Feb, Mar, Apr, May, Nov, Dec
Solids, total suspendeddaily maximum≤ 42 lb/dJan, Feb, Mar, Apr, May, Nov, Dec
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedweekly average≤ 140 mg/LJan, Feb, Mar, Apr, May, Nov, Dec
Solids, total suspendedweekly average≤ 32 lb/dJan, Feb, Mar, Apr, May, Nov, Dec
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Jan, Feb, Mar, Apr, May, Nov, Dec
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Jan, Feb, Mar, Apr, May, Nov, Dec
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)Jan, Feb, Mar, Apr, May, Nov, Dec
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)Jan, Feb, Mar, Apr, May, Nov, Dec
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualmonthly averagereport only (mg/L)Jan, Feb, Mar, Apr, May, Nov, Dec
E. colimonthly geometric mean≤ 126 #/100mLJan, Feb, Mar, Apr, May, Nov, Dec
E. colidaily maximum≤ 406 #/100mLJan, Feb, Mar, Apr, May, Nov, Dec
E. colimonthly geometric mean≤ 126 #/100mLJan, Feb, Mar, Apr, May, Nov, Dec
E. colidaily maximumreport only (#/100mL)Jan, Feb, Mar, Apr, May, Nov, Dec
Flow, totaldaily maximum≤ 0 galJun–Oct
BOD, 5-day, percent removalmonthly average minimum≥ 65 %Jan, Feb, Mar, Apr, May, Nov, Dec
Solids, suspended percent removalmonthly average minimum≥ 65 %Jan, Feb, Mar, Apr, May, Nov, Dec
Chlorine usagemonthly averagereport only (lb/d)Jan, Feb, Mar, Apr, May, Nov, Dec

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/OR0034070 · MCP: https://passage-data.com/mcp