Clean Water Act discharge permit · NPDES MDR002341

CONSTELLATION P.S.G., INC., Baltimore, MD: NPDES MDR002341 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
2Pollutants under a numeric limit
0Pollutants with an effluent exceedance

CONSTELLATION P.S.G., INC., held by FORT SMALLWOOD ROAD COMPLEX, holds NPDES permit MDR002341, which discharges to Baltimore Harbor. EPA’s file records it issued August 11, 2023 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 CONSTELLATION P.S.G., INC.: its NPDES ID, its permit type and status, its dates, its address in Baltimore, Maryland, its receiving water, and 2 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MDR002341.

Identity

Facility as filed	CONSTELLATION P.S.G., INC.
Permittee as filed	FORT SMALLWOOD ROAD COMPLEX
NPDES ID	MDR002341
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	August 11, 2023
Expiration date	January 31, 2028
Issuing agency	MAYLAND DEPARTMENT OF THE ENVIRONMENT
Address	Baltimore, MD 21126
Receiving water	BALTIMORE HARBOR
Receiving water impaired	303(D) Listed
Subwatershed	Curtis Creek-Curtis Bay (HUC 020600031202)
Other EPA IDs (FRS)	ICIS-AIR source MD0000002400300468

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

Effluent limits and exceedances

2Pollutants on file
2Under 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
Nitrite + Nitrate total [as N]	6	0	0
Zinc, total [as Zn]	6	0	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MDR002341.

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 MDR002341.

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

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MDR002341.

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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 MDR002341 there.

Nearby on the register

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

This public-records page covers Clean Water Act NPDES permit MDR002341, held by CONSTELLATION P.S.G., INC. at FORT SMALLWOOD ROAD COMPLEX in Baltimore, Maryland, discharging to Baltimore Harbor. The register lists the permit as Effective and a Minor discharger class 2, with 0 pollutants with an effluent exceedance and 2 pollutants under a numeric limit. The permit was issued August 11, 2023 and expires January 31, 2028.