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Clean Water Act discharge permit · NPDES MDR003698

CAPITAL CANOPIES, INC., Upper Marlboro, MD: NPDES MDR003698 discharge permit, effluent exceedances, inspections, penalties

CAPITAL CANOPIES, INC. holds NPDES permit MDR003698. EPA’s file records it issued September 20, 2022 and expiring December 31, 2027. 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 CAPITAL CANOPIES, INC.: its NPDES ID, its permit type and status, its dates, its address in Upper Marlboro, Maryland. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MDR003698.

Identity

Facility as filedCAPITAL CANOPIES, INC.
Permittee as filedCAPITAL CANOPIES, INC.
NPDES IDMDR003698
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedSeptember 20, 2022
Expiration dateDecember 31, 2027
Issuing agencyMARYLAND DEPARTMENT OF THE ENVIRONMENT
AddressUpper Marlboro, MD 20774
Receiving water impaired303(D) Listed
SubwatershedCharles Branch-Western Branch Patuxent River (HUC 020600060304)

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 MDR003698.

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 MDR003698.

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 MDR003698 there.

Nearby on the register

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

What this page shows

Of the 131 general permit coverages in Prince George's County, 46.6% have a violation on file. The Charles Branch-Western Branch Patuxent River subwatershed holds 10 NPDES permits, counting the CAPITAL CANOPIES, INC. permit. Counting this permit, 48.1% of the 131 Prince George's County coverages were issued before it.