Clean Water Act discharge permit · NPDES DCR1000CM

CHESAPEAKE & OHIO CANAL LIFT LOCK 5, INLET LOCK 1, GUARD LOCK REHAB, Washington, DC: NPDES DCR1000CM discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

CHESAPEAKE & OHIO CANAL LIFT LOCK 5, INLET LOCK 1, GUARD LOCK REHAB, held by Kokosing Construction Company, holds NPDES permit DCR1000CM. EPA’s file records it issued November 14, 2023 and expiring February 16, 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 CHESAPEAKE & OHIO CANAL LIFT LOCK 5, INLET LOCK 1, GUARD LOCK REHAB: its NPDES ID, its permit type and status, its dates, its address in Washington, District of Columbia. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES DCR1000CM.

Identity

Facility as filed	CHESAPEAKE & OHIO CANAL LIFT LOCK 5, INLET LOCK 1, GUARD LOCK REHAB
Permittee as filed	Kokosing Construction Company
NPDES ID	DCR1000CM
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	November 14, 2023
Expiration date	February 16, 2027
Issuing agency	U.S. EPA
Address	Washington, DC 20007
Receiving water impaired	303(D) Listed
Subwatershed	Pimmit Run-Potomac River (HUC 020700100103)

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

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES DCR1000CM.

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 DCR1000CM.

Inspections

EPA’s inspection file holds no inspection for NPDES DCR1000CM.

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 DCR1000CM.

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 DCR1000CM there.

Nearby on the register

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

The Chesapeake & Ohio Canal Lift Lock 5, Inlet Lock 1, Guard Lock Rehab storm water construction permit, held by Kokosing Construction Company, is one of 178 such permits on EPA's NPDES register in the District of Columbia, and 55 NPDES permits sit in the Pimmit Run-Potomac River subwatershed, this one included. Of the 175 storm water construction permits in the District of Columbia, this one included, 59.4% were issued before it, and only 0.6% of the 178 such permits there carry a violation on file, while this permit has no pollutants under a numeric limit and no effluent exceedances.