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Upper Montgomery JT Auth

Sewage treatment plant, major discharger, Pennsburg, Pennsylvania. NPDES permit PA0020532 expired Jan 31, 2026; its limits still apply. Last 12 months: no values over a limit, 30 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A monthly (30 values), outfall 001 form Q quarterly (12 values), outfall 006 form Y yearly
Last report on file
June 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 17 reports late

Limits in force (53)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year001
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedweekly average≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 500 lb/dall year001
Solids, total suspendedweekly average≤ 750 lb/dall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendedmonthly averagereport only (lb/d)all year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, total [as N]monthly averagereport only (lb/d)all year001
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 167 lb/dall year001
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly average≤ .5 mg/Lall year001
Phosphorus, total [as P]monthly average≤ 8.34 lb/dall year001
Copper, total [as Cu]quarterly averagereport only (mg/L)all year001
Copper, total [as Cu]daily maximumreport only (mg/L)all year001
Iron, dissolved [as Fe]quarterly averagereport only (mg/L)all year001
Iron, dissolved [as Fe]daily maximumreport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantweekly averagereport only (MGD)all year001
Chlorine, total residualmonthly average≤ .5 mg/Lall year001
Chlorine, total residualinstantaneous maximum≤ 1.2 mg/Lall year001
Toxicity [chronic], Ceriodaphnia dubiadaily maximumreport only (tox chronic)all year001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximumreport only (tox chronic)all year001
Solids, total dissolvedquarterly average≤ 1000 mg/Lall year001
Solids, total dissolveddaily maximum≤ 2000 mg/Lall year001
Solids, total dissolvedquarterly average≤ 16680 lb/dall year001
Solids, total dissolveddaily maximum≤ 33360 lb/dall year001
Coliform, fecal generalgeometric mean≤ 200 #/100mLMay–Sep001
Coliform, fecal generalgeometric mean≤ 200 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec001
Coliform, fecal generalinstantaneous maximum≤ 1000 #/100mLMay–Sep001
Coliform, fecal generalinstantaneous maximum≤ 1000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 40 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 417 lb/dall year001
BOD, carbonaceous [5 day, 20 C]weekly average≤ 667 lb/dall year001
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year001
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (lb/d)all year001
TU Static 7Day Chronic Ceriodaphnia dubiadaily maximumreport only (tox chronic)all year001
Static 7Day Chronic Pimephales Promelasdaily maximumreport only (tox chronic)all year001
Oxygen demand, chem. [high level] [COD]daily maximumreport only (mg/L)all year006
pHinstantaneous minimumreport only (SU)all year006
pHinstantaneous maximumreport only (SU)all year006
Solids, total suspendeddaily maximumreport only (mg/L)all year006
Oil & Greasedaily maximumreport only (mg/L)all year006
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year006
Phosphorus, total [as P]daily maximumreport only (mg/L)all year006
Iron, dissolved [as Fe]daily maximumreport only (mg/L)all year006
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (mg/L)all year006

How strict are these limits?

Cited limits by parameter: Pennsylvania'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/PA0020532 · MCP: https://passage-data.com/mcp