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MC Opco LLC

Petroleum Bulk Stations & Terminals, Martins Creek, Pennsylvania. NPDES permit PA0020109 expired Dec 31, 2025; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form S twice a year, outfall 001 form Y yearly, outfall 002 form S twice a year
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 5 reports late

Limits in force (27)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/Lall year001
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
Solids, total suspendeddaily maximum≤ 100 mg/Lall year001
Solids, total suspendedannual average≤ 30 mg/Lall year001
Solids, total suspendedinstantaneous maximum≤ 60 mg/Lall year001
Oil & Greasesemi-annual average≤ 15 mg/Lall year001
Oil & Greaseinstantaneous maximum≤ 30 mg/Lall year001
Iron, dissolved [as Fe]annual averagereport only (mg/L)all year001
Iron, dissolved [as Fe]instantaneous maximum≤ 7 mg/Lall year001
Benzene, ethylbenzene, toluene, xylene combinationannual averagereport only (mg/L)all year001
Benzene, ethylbenzene, toluene, xylene combinationinstantaneous maximum≤ .25 mg/Lall year001
Benzeneannual averagereport only (mg/L)all year001
Benzeneinstantaneous maximum≤ .0025 mg/Lall year001
Flow, in conduit or thru treatment plantannual averagereport only (gal/min)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/min)all year001
Chlorine, total residualannual averagereport only (mg/L)all year001
Chlorine, total residualinstantaneous maximum≤ .05 mg/Lall year001
Duration of dischargeinstantaneous maximumreport only (hr)all year001
pHinstantaneous minimumreport only (SU)all year002
pHinstantaneous maximumreport only (SU)all year002
Solids, total suspendeddaily maximum≤ 100 mg/Lall year002
Oil & Greasesemi-annual average≤ 15 mg/Lall year002
Oil & Greaseinstantaneous maximum≤ 30 mg/Lall year002
Nitrogen, Kjeldahl, total [as N]instantaneous maximumreport only (mg/L)all year002
Nitrite + Nitrate total [as N]instantaneous maximumreport only (mg/L)all year002
Phosphorus, total [as P]instantaneous maximumreport only (mg/L)all year002

How strict are these limits?

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

Same industry: the 34 Wholesale Trade — Nondurable Goods 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/PA0020109 · MCP: https://passage-data.com/mcp