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Allegheny Energy Supply Co LLC

Refuse Systems, Courtney, Pennsylvania. NPDES permit PA0255335 expired Aug 31, 2026; its limits still apply. Last 12 months: no values over a limit, 36 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A monthly (24 values), outfall 007 form A monthly (12 values), outfall 007 form Y yearly
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 25 reports late

Limits in force (40)

ParameterStatisticLimitMonthsOutfall
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendeddaily maximum≤ 100 mg/Lall year001
Oil & Greasemonthly average≤ 15 mg/Lall year001
Oil & Greasedaily maximum≤ 20 mg/Lall year001
Arsenic, total [as As]monthly average≤ 10 ug/Lall year001
Arsenic, total [as As]daily maximum≤ 15.7 ug/Lall year001
Boron, total [as B]monthly average≤ 1.6 mg/Lall year001
Boron, total [as B]daily maximum≤ 2.5 mg/Lall year001
Cobalt, total [as Co]monthly averagereport only (mg/L)all year001
Cobalt, total [as Co]daily maximumreport only (mg/L)all year001
Iron, total [as Fe]monthly average≤ 3.5 mg/Lall year001
Iron, total [as Fe]daily maximum≤ 7 mg/Lall year001
Iron, dissolved [as Fe]monthly averagereport only (mg/L)all year001
Iron, dissolved [as Fe]daily maximumreport only (mg/L)all year001
Manganese, total [as Mn]monthly average≤ 1 mg/Lall year001
Manganese, total [as Mn]daily maximum≤ 1.6 mg/Lall year001
Aluminum, total [as Al]monthly averagereport only (mg/L)all year001
Aluminum, total [as Al]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 plantdaily maximumreport only (MGD)all year001
Solids, total dissolvedmonthly averagereport only (mg/L)all year001
Solids, total dissolveddaily maximumreport only (mg/L)all year001
pHinstantaneous minimum≥ 6 SUall year007
pHinstantaneous maximum≤ 9 SUall year007
Solids, total suspendedmonthly average≤ 30 mg/Lall year007
Solids, total suspendeddaily maximum≤ 100 mg/Lall year007
Oil & Greasemonthly average≤ 15 mg/Lall year007
Oil & Greasedaily maximum≤ 20 mg/Lall year007
Iron, total [as Fe]monthly average≤ 3.5 mg/Lall year007
Iron, total [as Fe]daily maximum≤ 7 mg/Lall year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Perfluorooctanoic acid (PFOA)daily maximumreport only (ng/L)all year007
Perfluorooctanesulfonatedaily maximumreport only (ng/L)all year007
Perfluorobutanesulfonic acid (PFBS)daily maximumreport only (ng/L)all year007
Hexafluoropropylene oxide dimer acid (HFPO-DA)daily maximumreport only (ng/L)all year007
Solids, total dissolvedmonthly averagereport only (mg/L)all year007
Solids, total dissolveddaily maximumreport only (mg/L)all year007

How strict are these limits?

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

Same industry: the 63 Refuse Systems 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/PA0255335 · MCP: https://passage-data.com/mcp