Clean Water Act discharge permit · NPDES MD0003034

ASHBURTON FILTRATION PLANT, Baltimore, MD: NPDES MD0003034 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MajorDischarger class
5Pollutants under a numeric limit
1Pollutants with an effluent exceedance

ASHBURTON FILTRATION PLANT, held by City of Baltimore Department of Public Works, holds NPDES permit MD0003034, which discharges to Trib.Ref. To As Peck'S Branch To Gwynns Falls. EPA’s file records it issued August 22, 2012 and expiring August 31, 2017. 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	ASHBURTON FILTRATION PLANT
Permittee as filed	City of Baltimore Department of Public Works
NPDES ID	MD0003034
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Major discharger
Facility type	Not a publicly owned treatment works
Issued	August 22, 2012
Expiration date	August 31, 2017
Issuing agency	Maryland Department of The Environment
Address	Baltimore, MD 21215
Receiving water	trib.ref. to as Peck's Branch to Gwynns Falls
Receiving water impaired	303(D) Listed
Subwatershed	Dead Run-Gywnns Falls (HUC 020600030902)
SIC	4941 – Water Supply
Other EPA IDs (FRS)	RCRA handler MDD985372416; ICIS-AIR source MD0000002451000555

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

5Pollutants on file
5Under a numeric limit
1With a violation of any kind
1With 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
pH	2	3	1	May 31, 2000
Solids, total suspended	2	0	0
Aluminum, total recoverable	2	0	0
Flow, in conduit or thru treatment plant	2	0	0
Chlorine, total residual	1	0	0

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 MD0003034.

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 MD0003034 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES MD0003034 for the Ashburton Filtration Plant in Baltimore, MD, held by the City of Baltimore Department of Public Works and administratively continued. The register lists 5 as the discharger class, 1 pollutant under a numeric limit, and 1 pollutant with an effluent exceedance.