Clean Water Act discharge permit · NPDES PA0257974

OYSTER RUN MINE, Brockport, PA: NPDES PA0257974 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

OYSTER RUN MINE, held by NORTH STAR AGGREGATES INC, holds NPDES permit PA0257974, which discharges to Johnson Run. EPA’s file records it issued February 3, 2016 and expiring May 18, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	OYSTER RUN MINE
Permittee as filed	NORTH STAR AGGREGATES INC
NPDES ID	PA0257974
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	February 3, 2016
Expiration date	May 18, 2021
Issuing agency	State Environmental Organization
Address	Brockport, PA 15823
Receiving water	Johnson Run
Receiving water impaired	303(D) Listed
Subwatershed	Middle Little Toby Creek (HUC 050100050403)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

9Pollutants on file
9Under a numeric limit
8With a violation of any kind
0With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind
pH	22	48
Iron, total [as Fe]	18	45
Solids, total suspended	15	45
Manganese, total [as Mn]	15	45
Aluminum, total [as Al]	15	45
Alkalinity, total [as CaCO3]	11	24
Acidity, total [as CaCO3]	11	24
Alkalinity - Acidity [as CaCO3]	11	24
Solids, settleable	3	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES PA0257974.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES PA0257974.

Inspections

EPA’s inspection file holds no inspection for NPDES PA0257974.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES PA0257974.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID PA0257974 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

This public-records page covers the Clean Water Act discharge permit NPDES PA0257974 for OYSTER RUN MINE in Brockport, PA, held by NORTH STAR AGGREGATES INC, which discharges to Johnson Run. The permit is listed as administratively continued, with 9 pollutants on file, 8 under a numeric limit, and 0 showing an effluent exceedance. Its issue and expiration dates, February 3, 2016 and May 18, 2021, reflect EPA's permit file as loaded on October 14, 2026.