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Clean Water Act discharge permit · NPDES MDG999403

RELIABLE MARINE. INC., Solomons, MD: NPDES MDG999403 discharge permit, effluent exceedances, inspections, penalties

RELIABLE MARINE. INC. holds NPDES permit MDG999403, which discharges to Back Creek/Patuxent River. EPA’s file records it issued September 23, 2022 and expiring July 31, 2026. 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 RELIABLE MARINE. INC.: its NPDES ID, its permit type and status, its dates, its address in Solomons, Maryland, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MDG999403.

Identity

Facility as filedRELIABLE MARINE. INC.
Permittee as filedRELIABLE MARINE. INC.
NPDES IDMDG999403
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
IssuedSeptember 23, 2022
Expiration dateJuly 31, 2026
Issuing agencyMARYLAND DEPARTMENT OF THE ENVIRONMENT
AddressSolomons, MD 20688
Receiving waterBACK CREEK/PATUXENT RIVER
Receiving water impaired303(D) Listed
SubwatershedMill Creek-Patuxent River (HUC 020600060604)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MDG999403.

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 MDG999403.

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, MDG999403.

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How we handle your data → Privacy

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 MDG999403 there.

Nearby on the register

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

What this page shows

RELIABLE MARINE. INC. holds one of 18 general permit coverages in Calvert County, and 61.1% of those coverages were issued earlier than this one. The permit is also one of 7 NPDES permits in the Mill Creek-Patuxent River subwatershed, and it records 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.