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Payette Lakes Recreational Water and Sewer District - Mccall WWTP

Sewage treatment plant, major discharger, Mccall, Idaho. NPDES permit ID0020231 expired Apr 30, 2008; its limits still apply. Last 12 months: no values over a limit, 2 of 24 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: outfall 001 form A monthly (21 values), outfall REC form 1 monthly (6 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 24 reports late

Limits in force (27)

ParameterStatisticLimitMonthsOutfall
Stream flow, instantaneousminimumreport only (cfs)all year001
Oxygen, dissolved [DO]monthly average≤ 20 mg/Lall year001
Oxygen, dissolved [DO]weekly average≤ 30 mg/Lall year001
Oxygen, dissolved [DO]monthly average≤ 330 lb/dall year001
Oxygen, dissolved [DO]weekly average≤ 500 lb/dall year001
Oxygen, dissolved [DO]monthly averagereport only (mg/L)all year001
Oxygen, dissolved [DO]weekly averagereport only (mg/L)all year001
Oxygen, dissolved [DO]monthly averagereport only (lb/d)all year001
Oxygen, dissolved [DO]weekly averagereport only (lb/d)all year001
pHinstantaneous minimum≥ 6.5 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 330 mg/Lall year001
Solids, total suspendedweekly average≤ 500 mg/Lall year001
Solids, total suspendedmonthly average≤ 20 lb/dall year001
Solids, total suspendedweekly average≤ 30 lb/dall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendedweekly averagereport only (mg/L)all year001
Solids, total suspendedmonthly averagereport only (lb/d)all year001
Solids, total suspendedweekly averagereport only (lb/d)all year001
BOD, 5-day, percent removalminimum % removal≥ 85 %all year001
Solids, suspended percent removalminimum % removal≥ 85 %all year001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all yearREC
Nitrogen, ammonia total [as N]maximum single samplereport only (mg/L)all yearREC
Phosphorus, total [as P]monthly averagereport only (mg/L)all yearREC
Phosphorus, total [as P]maximum single samplereport only (mg/L)all yearREC
Phosphate, ortho, dissolved [as P]monthly averagereport only (mg/L)all yearREC
Phosphate, ortho, dissolved [as P]maximum single samplereport only (mg/L)all yearREC

How strict are these limits?

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

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/ID0020231 · MCP: https://passage-data.com/mcp