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Clean Water Act discharge permit · NPDES MDR002164

ROCK SPRINGS GENERATION FACILITY, Rising Sun, MD: NPDES MDR002164 discharge permit, effluent exceedances, inspections, penalties

ROCK SPRINGS GENERATION FACILITY holds NPDES permit MDR002164. EPA’s file records it issued March 13, 2025 and expiring March 12, 2030. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for ROCK SPRINGS GENERATION FACILITY: its NPDES ID, its permit type and status, its dates, its address in Rising Sun, Maryland. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MDR002164.

Identity

Facility as filedROCK SPRINGS GENERATION FACILITY
Permittee as filedROCK SPRINGS GENERATION FACILITY
NPDES IDMDR002164
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMarch 13, 2025
Expiration dateMarch 12, 2030
Issuing agencyMaryland Department of the Environment
AddressRising Sun, MD 21911
SubwatershedConowingo Creek (HUC 020503061711)
Other EPA IDs (FRS)RCRA handler MDR000505883; ICIS-AIR source MD0000002401500202

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MDR002164.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES MDR002164.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

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

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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 MDR002164 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

The ROCK SPRINGS GENERATION FACILITY, a general permit coverage in Rising Sun, Cecil County, Maryland, is one of 4 NPDES permits in the Conowingo Creek subwatershed, this one included, and it was issued earlier than 88.1% of the 59 general permit coverages in Cecil County. It has no pollutants under a numeric limit and no effluent exceedances on file, unlike the 41.7% of the 60 general permit coverages in Cecil County that have a violation on record.