Passage Data · Check a report · Use it from your AI

Eureka Stone Quarry Inc

Industrial or other facility, Covington Twp, Pennsylvania. NPDES permit PA0226173 expired Oct 14, 2026; its limits still apply. Last 12 months: no values over a limit, 132 required values missing, 6 of 20 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 02PD form A every 2 months (11 values), outfall 02SW form A every 2 months (22 values), outfall 02PD form Y yearly, outfall 02SW form Y yearly
Last report on file
March 2026
Oct 2024 – Sep 2025
0 values over a limit, 66 required values missing, 12 of 26 reports late

Limits in force (35)

ParameterStatisticLimitMonthsOutfall
Turbidityinstantaneous maximum≤ 40 NTUall year02PD
pHinstantaneous minimum≥ 6 SUall year02PD
pHinstantaneous maximum≤ 9 SUall year02PD
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year02PD
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year02PD
Solids, total suspendedmonthly average≤ 35 mg/Lall year02PD
Solids, total suspendeddaily maximum≤ 70 mg/Lall year02PD
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year02PD
Oil & Greaseinstantaneous maximumreport only (mg/L)all year02PD
Flow, in conduit or thru treatment plantmonthly average≤ .75 MGDall year02PD
Flow, in conduit or thru treatment plantdaily maximum≤ .75 MGDall year02PD
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year02PD
Turbiditymonthly average≤ 40 NTUall year02SW
Turbiditydaily maximum≤ 80 NTUall year02SW
Turbidityinstantaneous maximum≤ 100 NTUall year02SW
pHinstantaneous minimum≥ 6 SUall year02SW
pHinstantaneous maximum≤ 9 SUall year02SW
pHinstantaneous minimum≥ 6 SUall year02SW
pHinstantaneous maximum≤ 9 SUall year02SW
pHinstantaneous minimumreport only (SU)all year02SW
pHinstantaneous maximum≤ 9 SUall year02SW
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year02SW
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year02SW
Alkalinity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year02SW
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year02SW
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year02SW
Acidity, total [as CaCO3]instantaneous maximumreport only (mg/L)all year02SW
Solids, total suspendedmonthly average≤ 35 mg/Lall year02SW
Solids, total suspendeddaily maximum≤ 70 mg/Lall year02SW
Solids, total suspendedinstantaneous maximum≤ 90 mg/Lall year02SW
Solids, settleableinstantaneous maximum≤ .5 mL/Lall year02SW
Oil & Greaseinstantaneous maximumreport only (mg/L)all year02SW
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year02SW
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year02SW
Alkalinity - Acidity [as CaCO3]instantaneous minimum≥ 0 mg/Lall year02SW

How strict are these limits?

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

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/PA0226173 · MCP: https://passage-data.com/mcp