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New Meadows, City of

Sewage treatment plant, New Meadows, Idaho. NPDES permit ID0023159 expired Jul 31, 2018; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (29 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (31)

ParameterStatisticLimitMonths
Temperature, water deg. centigrademaximum daily averagereport only (deg C)all year
Temperature, water deg. centigradeinstantaneous maximumreport only (deg C)all year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 90 lb/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 135 lb/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
pHinstantaneous minimum≥ 6.5 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 45 mg/Lall year
Solids, total suspendedweekly average≤ 65 mg/Lall year
Solids, total suspendedmonthly average≤ 135 lb/dall year
Solids, total suspendedweekly average≤ 195 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly maximumreport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)Jun–Sep
Phosphorus, total [as P]monthly averagereport only (mg/L)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Phosphorus, total [as P]monthly total≤ 6.6 lb/moJun–Sep
Phosphorus, total [as P]monthly totalreport only (lb/mo)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
E. coli, MTEC-MFmonthly geometric mean≤ 126 #/100mLall year
E. coli, MTEC-MFinstantaneous maximum≤ 406 #/100mLall year
Floating solids, waste or visible foam-visualmonthly maximum≤ 0 N=0;Y=1all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly totalreport only (MGD)all year
Chlorine, total residualmonthly average≤ .5 mg/Lall year
Chlorine, total residualweekly average≤ .75 mg/Lall year
Chlorine, total residualmonthly average≤ 1.5 lb/dall year
Chlorine, total residualweekly average≤ 2.25 lb/dall year
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year
Solids, suspended percent removalmonthly average minimum≥ 65 %all year
Oil and grease visualmonthly maximum≤ 0 N=0;Y=1all year

How strict are these limits?

Cited limits by parameter: Idaho'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/ID0023159 · MCP: https://passage-data.com/mcp