LAUREL RUN MINING CO LLC

NPDES permit PA0111643 · Minor NON-POTW · effective, expired 2026-09-17 · EPA's file as of 2026-09-26

Keep this permit as a site — opens New site at EPA's facility point (40.045, -80.030833); you set the radius.

These are the last limits EPA's file holds for this permit, from an earlier version of it (version 0 in EPA's file): its current version carries none yet. Read your permit: a renewal can change them.

EPA's record, 2025-09-01 to 2026-08-31

Last period with anything received: 2026-03-31.

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among PA permits in EPA's filings — check your permit).

• Outfall 007, form A (007-A): every 3 month(s), 24 values

How strict are these limits?

Each concentration limit against the same limit in comparable permits. Where it appears more than once, its strictest value.

• Iron, total [as Fe], monthly average 1.5 mg/L — stricter than 61% of 672 other minor industrial and other permits in Pennsylvania; 37% have the same limit
• Iron, total [as Fe], daily maximum 3 mg/L — stricter than 60% of 668 other minor industrial and other permits in Pennsylvania; 37% have the same limit
• Iron, total [as Fe], instantaneous maximum 3.8 mg/L — stricter than 56% of 454 other minor industrial and other permits in Pennsylvania; 15% have the same limit
• Aluminum, total [as Al], daily maximum .75 mg/L — stricter than 54% of 587 other minor industrial and other permits in Pennsylvania; 45% have the same limit
• Manganese, total [as Mn], instantaneous maximum 2.5 mg/L — stricter than 52% of 433 other minor industrial and other permits in Pennsylvania; 42% have the same limit
• Aluminum, total [as Al], monthly average .75 mg/L — stricter than 44% of 595 other minor industrial and other permits in Pennsylvania; 52% have the same limit
• Aluminum, total [as Al], instantaneous maximum .75 mg/L — stricter than 42% of 390 other minor industrial and other permits in Pennsylvania; 57% have the same limit
• Osmotic pressure, total, unf whl wtr, daily maximum 50 mOsm/kg — stricter than 41% of 73 other minor industrial and other permits in Pennsylvania; 59% have the same limit
• Manganese, total [as Mn], daily maximum 2 mg/L — stricter than 35% of 623 other minor industrial and other permits in Pennsylvania; 60% have the same limit
• Manganese, total [as Mn], monthly average 1 mg/L — stricter than 35% of 630 other minor industrial and other permits in Pennsylvania; 63% have the same limit
• Osmotic pressure, total, unf whl wtr, instantaneous maximum 50 mOsm/kg — stricter than 29% of 79 other minor industrial and other permits in Pennsylvania; 71% have the same limit
• Osmotic pressure, total, unf whl wtr, monthly average 50 mOsm/kg — stricter than 14% of 70 other minor industrial and other permits in Pennsylvania; 86% have the same limit
• Solids, total suspended, daily maximum 70 mg/L — stricter than 8% of 1102 other minor industrial and other permits in Pennsylvania; 57% have the same limit
• Solids, total suspended, instantaneous maximum 90 mg/L — stricter than 1% of 1104 other minor industrial and other permits in Pennsylvania; 58% have the same limit
• Solids, total suspended, monthly average 35 mg/L — stricter than 0% of 2195 other minor industrial and other permits in Pennsylvania; 28% have the same limit
• pH, instantaneous maximum 9 SU — stricter than 0% of 2222 other minor industrial and other permits in Pennsylvania; 99% have the same limit
• pH, instantaneous minimum at least 6 SU — stricter than 0% of 2092 other minor industrial and other permits in Pennsylvania; 100% have the same limit
• Alkalinity - Acidity [as CaCO3], instantaneous minimum at least 0 mg/L — stricter than 0% of 549 other minor industrial and other permits in Pennsylvania; 100% have the same limit

Limits in force (24)

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states