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Pottstown Boro Auth Montgomery Cnty

Water Supply, Stowe, Pennsylvania. NPDES permit PA0052647, in force until Aug 31, 2027. Last 12 months: over a limit 16 times (last April 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A monthly (22 values), outfall 002 form A monthly (4 values), outfall 101 form A monthly (22 values)
Renewal application due
Mar 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
July 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 36 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

All 16 values over a limit
Period endingOutfallParameterReportedLimitOver by
March 2026001Manganese, total [as Mn], daily maximum3.57≤ 3.34 lb/d7%
March 2026001Manganese, total [as Mn], daily maximum4.7 mg/L≤ 2 mg/L135%
March 2026001Manganese, total [as Mn], monthly average2.85≤ 1.67 lb/d71%
March 2026001Manganese, total [as Mn], monthly average3.85 mg/L≤ 1 mg/L285%
March 2026101Aluminum, total [as Al], monthly average10.24≤ 6.67 lb/d54%
March 2026101Aluminum, total [as Al], monthly average6.8 mg/L≤ 4 mg/L70%
March 2026101Manganese, total [as Mn], daily maximum12.4 mg/L≤ 2 mg/L520%
March 2026101Manganese, total [as Mn], daily maximum20.3≤ 3.34 lb/d508%
March 2026101Manganese, total [as Mn], monthly average10.2 mg/L≤ 1 mg/L920%
March 2026101Manganese, total [as Mn], monthly average15.6≤ 1.67 lb/d834%
March 2026101Solids, total suspended, monthly average34 mg/L≤ 30 mg/L13%
March 2026101Solids, total suspended, monthly average52.1≤ 50 lb/d4%
April 2026101Manganese, total [as Mn], daily maximum23.11≤ 3.34 lb/d592%
April 2026101Manganese, total [as Mn], daily maximum6.43 mg/L≤ 2 mg/L222%
April 2026101Manganese, total [as Mn], monthly average23.11≤ 1.67 lb/d1284%
April 2026101Manganese, total [as Mn], monthly average6.43 mg/L≤ 1 mg/L543%

Limits in force (48)

ParameterStatisticLimitMonthsOutfall
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendeddaily maximum≤ 60 mg/Lall year001
Solids, total suspendedmonthly average≤ 50 lb/dall year001
Solids, total suspendeddaily maximum≤ 100 lb/dall year001
Iron, total [as Fe]monthly average≤ 2 mg/Lall year001
Iron, total [as Fe]daily maximum≤ 4 mg/Lall year001
Iron, total [as Fe]monthly average≤ 3.34 lb/dall year001
Iron, total [as Fe]daily maximum≤ 6.67 lb/dall year001
Manganese, total [as Mn]monthly average≤ 1 mg/Lall year001
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year001
Manganese, total [as Mn]monthly average≤ 1.67 lb/dall year001
Manganese, total [as Mn]daily maximum≤ 3.34 lb/dall year001
Aluminum, total [as Al]monthly average≤ 4 mg/Lall year001
Aluminum, total [as Al]daily maximum≤ 8 mg/Lall year001
Aluminum, total [as Al]monthly average≤ 6.67 lb/dall year001
Aluminum, total [as Al]daily maximum≤ 13.34 lb/dall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Chlorine, total residualmonthly average≤ .5 mg/Lall year001
Chlorine, total residualinstantaneous maximum≤ 1 mg/Lall year001
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 9 SUall year002
Chlorine, total residualmonthly average≤ .5 mg/Lall year002
Chlorine, total residualinstantaneous maximum≤ 1 mg/Lall year002
pHinstantaneous minimum≥ 6 SUall year101
pHinstantaneous maximum≤ 9 SUall year101
Solids, total suspendedmonthly average≤ 30 mg/Lall year101
Solids, total suspendeddaily maximum≤ 60 mg/Lall year101
Solids, total suspendedmonthly average≤ 50 lb/dall year101
Solids, total suspendeddaily maximum≤ 100 lb/dall year101
Iron, total [as Fe]monthly average≤ 2 mg/Lall year101
Iron, total [as Fe]daily maximum≤ 4 mg/Lall year101
Iron, total [as Fe]monthly average≤ 3.34 lb/dall year101
Iron, total [as Fe]daily maximum≤ 6.67 lb/dall year101
Manganese, total [as Mn]monthly average≤ 1 mg/Lall year101
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year101
Manganese, total [as Mn]monthly average≤ 1.67 lb/dall year101
Manganese, total [as Mn]daily maximum≤ 3.34 lb/dall year101
Aluminum, total [as Al]monthly average≤ 4 mg/Lall year101
Aluminum, total [as Al]daily maximum≤ 8 mg/Lall year101
Aluminum, total [as Al]monthly average≤ 6.67 lb/dall year101
Aluminum, total [as Al]daily maximum≤ 13.34 lb/dall year101
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year101
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year101
Chlorine, total residualmonthly average≤ .5 mg/Lall year101
Chlorine, total residualinstantaneous maximum≤ 1 mg/Lall year101

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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Your permit document is the final word. As JSON: /api/v1/permits/PA0052647 · MCP: https://passage-data.com/mcp