Heidelberg Materials Northeast LLC — NPDES permit PA0115789: limits, due date and EPA's record

Industrial or other facility, Montoursville, Pennsylvania. NPDES permit PA0115789, in force until Feb 23, 2027. Last 12 months: no values over a limit, 84 required values missing. Source: EPA ECHO, Oct 22, 2026.

Limits in force (56)

Parameter	Statistic	Limit	Months	Outfall
Conductivity	instantaneous maximum	report only (umho/cm)	all year	001
Conductivity	instantaneous maximum	report only (umho/cm)	all year	001
Specific conductance	instantaneous maximum	report only (umho/cm)	all year	001
Specific conductance	instantaneous maximum	report only (umho/cm)	all year	001
pH	instantaneous minimum	≥ 6 SU	all year	001
pH	instantaneous minimum	≥ 6 SU	all year	001
pH	instantaneous maximum	≤ 9 SU	all year	001
pH	instantaneous maximum	≤ 9 SU	all year	001
pH	instantaneous minimum	≥ 6 SU	all year	001
pH	instantaneous minimum	≥ 6 SU	all year	001
pH	instantaneous maximum	≤ 9 SU	all year	001
pH	instantaneous maximum	≤ 9 SU	all year	001
pH	instantaneous minimum	≥ 6 SU	all year	001
pH	instantaneous minimum	≥ 6 SU	all year	001
pH	instantaneous maximum	≤ 9 SU	all year	001
pH	instantaneous maximum	≤ 9 SU	all year	001
Solids, total suspended	monthly average	≤ 35 mg/L	all year	001
Solids, total suspended	monthly average	≤ 35 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	001
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	001
Solids, total suspended	instantaneous maximum	≤ 90 mg/L	all year	001
Solids, total suspended	instantaneous maximum	≤ 90 mg/L	all year	001
Solids, settleable	instantaneous maximum	≤ .5 mL/L	all year	001
Solids, settleable	instantaneous maximum	≤ .5 mL/L	all year	001
Flow, in conduit or thru treatment plant	instantaneous maximum	report only (gal/min)	all year	001
Flow, in conduit or thru treatment plant	instantaneous maximum	report only (gal/min)	all year	001
Flow, in conduit or thru treatment plant	instantaneous maximum	report only (gal/min)	all year	001
Flow, in conduit or thru treatment plant	instantaneous maximum	report only (gal/min)	all year	001
Conductivity	instantaneous maximum	report only (umho/cm)	all year	003
Conductivity	instantaneous maximum	report only (umho/cm)	all year	003
Specific conductance	instantaneous maximum	report only (umho/cm)	all year	003
Specific conductance	instantaneous maximum	report only (umho/cm)	all year	003
pH	instantaneous minimum	≥ 6 SU	all year	003
pH	instantaneous minimum	≥ 6 SU	all year	003
pH	instantaneous maximum	≤ 9 SU	all year	003
pH	instantaneous maximum	≤ 9 SU	all year	003
pH	instantaneous minimum	≥ 6 SU	all year	003
pH	instantaneous minimum	≥ 6 SU	all year	003
pH	instantaneous maximum	≤ 9 SU	all year	003
pH	instantaneous maximum	≤ 9 SU	all year	003
pH	instantaneous minimum	≥ 6 SU	all year	003
pH	instantaneous minimum	≥ 6 SU	all year	003
pH	instantaneous maximum	≤ 9 SU	all year	003
pH	instantaneous maximum	≤ 9 SU	all year	003
Solids, total suspended	monthly average	≤ 35 mg/L	all year	003
Solids, total suspended	monthly average	≤ 35 mg/L	all year	003
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	003
Solids, total suspended	daily maximum	≤ 70 mg/L	all year	003
Solids, total suspended	instantaneous maximum	≤ 90 mg/L	all year	003
Solids, total suspended	instantaneous maximum	≤ 90 mg/L	all year	003
Solids, settleable	instantaneous maximum	≤ .5 mL/L	all year	003
Solids, settleable	instantaneous maximum	≤ .5 mL/L	all year	003
Flow, in conduit or thru treatment plant	instantaneous maximum	report only (gal/min)	all year	003
Flow, in conduit or thru treatment plant	instantaneous maximum	report only (gal/min)	all year	003
Flow, in conduit or thru treatment plant	instantaneous maximum	report only (gal/min)	all year	003
Flow, in conduit or thru treatment plant	instantaneous maximum	report only (gal/min)	all year	003

Your permit document is the final word. As JSON: /api/v1/permits/PA0115789 · MCP: https://passage-data.com/mcp