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Clean Water Act discharge permit · NPDES MDG999133

ESSEX MARINA & BOAT SALES, Baltimore County, MD: NPDES MDG999133 discharge permit, effluent exceedances, inspections, penalties

ESSEX MARINA & BOAT SALES, held by Darenberg - Crowe Marina Development, Inc., holds NPDES permit MDG999133, which discharges to Hopkins Creek Via Middle River. EPA’s file records it issued July 14, 2011 and expiring February 28, 2015.

ESSEX MARINA & BOAT SALES, Baltimore County, Maryland: Coverage under a general permit MDG999133, held by Darenberg - Crowe Marina Development, Inc.; Administratively continued (past its expiration date and still in force until reissued); issued July 14, 2011, term to February 28, 2015, by Maryland Department of The Environment; discharges to Hopkins Creek via Middle River.

ESSEX MARINA & BOAT SALES among its neighbors

Its county holds 202, 4 of them major permits; MDG999133 is a minor permit.

Other permits in the county

What the register holds for ESSEX MARINA & BOAT SALES: its NPDES ID, its permit type and status, its dates, its address in Baltimore County, Maryland, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MDG999133.

Identity

Facility as filedESSEX MARINA & BOAT SALES
Permittee as filedDarenberg - Crowe Marina Development, Inc.
NPDES IDMDG999133
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJuly 14, 2011
Expiration dateFebruary 28, 2015
Issuing agencyMaryland Department of The Environment
AddressBaltimore County, MD 21221
Receiving waterHopkins Creek via Middle River

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MDG999133.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MDG999133.

Inspections

EPA’s inspection file holds no inspection for NPDES MDG999133.

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 MDG999133.

Watch this permit

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Nearby on the register

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

What this page shows

ESSEX MARINA & BOAT SALES, a general permit coverage in Baltimore County, Maryland (NPDES ID MDG999133), is one of 180 such coverages in the county, and 15.0% of those 180 were issued earlier than this one. Among those 180 coverages, 33.9% have a violation on file, whereas this permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance.