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North Penn North Wales Water Auth Montgomery Cnty

Water Supply, Plumstead, Pennsylvania. NPDES permit PA0054909, in force until Jan 31, 2028. Last 12 months: no values over a limit, 12 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (12 values)
Renewal application due
Aug 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 14 reports late

Limits in force (18)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all year
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/LFeb
Oxygen, dissolved [DO]instantaneous minimum≥ 4 mg/LJan, Aug, Sep, Oct, Nov, Dec
Oxygen, dissolved [DO]instantaneous minimum≥ 4 mg/LFeb
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/LMar–Jul
Oxygen, dissolved [DO]monthly average minimum≥ 6 mg/LFeb
Oxygen, dissolved [DO]monthly average minimum≥ 5 mg/LJan, Aug, Sep, Oct, Nov, Dec
Oxygen, dissolved [DO]monthly average minimum≥ 5 mg/LFeb
Oxygen, dissolved [DO]monthly average minimum≥ 6 mg/LMar–Jul
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphate, ortho [as P]monthly averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Coliform, fecal generalgeometric mean≤ 200 #/100mLall year

How strict are these limits?

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

Same industry: the 214 Water Supply permits in Pennsylvania.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/PA0054909 · MCP: https://passage-data.com/mcp