Clean Water Act discharge permit · NPDES MDR003961

GSA FEDERAL RESEARCH CENTER AT WHITE OAK CENTRAL UTILITY PLANTS (CUPS) #1 AND #2, Silver Spring, MD: NPDES MDR003961 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
4Pollutants under a numeric limit
0Pollutants with an effluent exceedance

GSA FEDERAL RESEARCH CENTER AT WHITE OAK CENTRAL UTILITY PLANTS (CUPS) #1 AND #2, held by GSA Federal Research Center at White Oak Campus, holds NPDES permit MDR003961. EPA’s file records it issued February 5, 2026 and expiring January 31, 2028. 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 GSA FEDERAL RESEARCH CENTER AT WHITE OAK CENTRAL UTILITY PLANTS (CUPS) #1 AND #2: its NPDES ID, its permit type and status, its dates, its address in Silver Spring, Maryland, and 4 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MDR003961.

Identity

Facility as filed	GSA FEDERAL RESEARCH CENTER AT WHITE OAK CENTRAL UTILITY PLANTS (CUPS) #1 AND #2
Permittee as filed	GSA Federal Research Center at White Oak Campus
NPDES ID	MDR003961
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	February 5, 2026
Expiration date	January 31, 2028
Issuing agency	Maryland Department of The Environment
Address	Silver Spring, MD 20903
Receiving water impaired	303(D) Listed
Subwatershed	Paint Branch (HUC 020700100202)
Other EPA IDs (FRS)	ICIS-AIR source MD0000002403102552

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

Effluent limits and exceedances

4Pollutants on file
4Under a numeric limit
0With 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	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
pH	6	0	0
Solids, total suspended	6	0	0
Zinc, total recoverable	6	0	0
Polychlorinated biphenyls [PCBs]	6	0	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MDR003961.

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 MDR003961.

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.

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 MDR003961 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES MDR003961 for GSA FEDERAL RESEARCH CENTER AT WHITE OAK CENTRAL UTILITY PLANTS (CUPS) #1 AND #2 in Silver Spring, MD, held by GSA Federal Research Center at White Oak Campus. The permit is listed as Effective with a Minor Discharger class 4, and the register shows 4 pollutants under a numeric limit and 0 pollutants with an effluent exceedance. The permit is shown as issued February 5, 2026 and expiring January 31, 2028, as of September 15, 2026.