Clean Water Act discharge permit · NPDES VA0032000

US DEPARTMENT OF DEFENSE - PENTAGON, Arlington, VA: NPDES VA0032000 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
11Pollutants under a numeric limit
3Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

US DEPARTMENT OF DEFENSE - PENTAGON, held by DEPARTMENT OF DEFENSE, holds NPDES permit VA0032000, which discharges to Potomac River-Pimmit Run. EPA’s file records it issued August 1, 2016 and expiring July 31, 2021.

US DEPARTMENT OF DEFENSE - PENTAGON, Arlington, Virginia: Individual permit VA0032000, held by DEPARTMENT OF DEFENSE; Administratively continued (past its expiration date and still in force until reissued); issued August 1, 2016, term to July 31, 2021, by VA DEQ; discharges to Potomac River-Pimmit Run; Steam and Air-Conditioning Supply.

Temperature, water deg. centigrade: 2 limits, 57 violations of any kind, 57 effluent exceedances, latest June 30, 2026, largest 10% over the limit.
Copper, total recoverable: 4 limits, 8 violations of any kind, 8 effluent exceedances, latest March 31, 2023, largest 171% over the limit.
pH: 4 limits, 7 violations of any kind, 7 effluent exceedances, latest June 30, 2026.
Hardness, total [as CaCO3]: 2 limits, 2 violations of any kind, 0 effluent exceedances.
Nitrogen, total [as N]: 4 limits, 0 violations of any kind, 0 effluent exceedances.
Nitrogen, Kjeldahl, total [as N]: 4 limits, 0 violations of any kind, 0 effluent exceedances.
Nitrite + Nitrate total [as N]: 4 limits, 0 violations of any kind, 0 effluent exceedances.
Flow, in conduit or thru treatment plant: 4 limits, 0 violations of any kind, 0 effluent exceedances.
Nitrogen, total [as N] [delivered]: 2 limits, 0 violations of any kind, 0 effluent exceedances.
TU Static Renewal 7-Day Chronic Ceriodaphnia dubia: 2 limits, 0 violations of any kind, 0 effluent exceedances.
TU Static Renewal 7-Day Chronic Pimphales promelas: 2 limits, 0 violations of any kind, 0 effluent exceedances.

US DEPARTMENT OF DEFENSE - PENTAGON among its neighbors

EPA’s permit file holds 129 discharge permits in the Pimmit Run-Potomac River subwatershed (HUC 020700100103), VA0032000 among them. Its county holds 14, 2 of them major permits; VA0032000 is a minor permit.

Other permits in the Pimmit Run-Potomac River subwatershed (HUC 020700100103)

1 K STREET SW, Dc: 03R10I00N, minor permit, permit term to February 16, 2027
10TH AND IRVING, Arlington: VAG830644, minor permit, discharging to Potomac River-Pimmit Run, permit term to February 29, 2028
10TH AND IRVING, Arlington: VAR10V086, minor permit, discharging to Potomac River-Pimmit Run, permit term to June 30, 2029
113 POTOMAC AVENUE SW, Washington: DCR1000A4, minor permit, permit term to February 16, 2027
12 STREET AND CONSTITUTION PUMP STATION, Washington: DCNOEJ00I, minor permit, permit term to September 18, 2023
12 STREET AND MAINE AVENUE PUMPING STATION, Washington: DCNOEJ00J, minor permit, permit term to September 18, 2023
14 STREET BRIDGE PUMPING STATION, Washington: DCNOEJ00E, minor permit, permit term to September 18, 2023
1501 FAIRFAX DRIVE, Arlington: VAR10U872, minor permit, discharging to Potomac River-Pimmit Run, permit term to June 30, 2029
15TH AND S APARTMENTS, Washington: DCR10008T, minor permit, permit term to February 15, 2022
1812 N MOORE STREET, Arlington: VAG830340, minor permit, discharging to Potomac River-Pimmit Run, permit term to February 25, 2023

Identity

Facility as filed	US DEPARTMENT OF DEFENSE - PENTAGON
Permittee as filed	DEPARTMENT OF DEFENSE
NPDES ID	VA0032000
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Federal facility
Issued	August 1, 2016
Expiration date	July 31, 2021
Issuing agency	VA DEQ
Address	Arlington, VA 22202
Receiving water	Potomac River-Pimmit Run
Subwatershed	Pimmit Run-Potomac River (HUC 020700100103)
NAICS	221330 – Steam and Air-Conditioning Supply
SIC	4961 – Steam And Air-Conditioning Supply
Other EPA IDs (FRS)	RCRA handler VAR000001578; ICIS-AIR source VA0000005101300010

Effluent limits and exceedances

11Pollutants on file
11Under a numeric limit
4With a violation of any kind
3With 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	Largest exceedance, as filed
Temperature, water deg. centigrade	2	57	57	June 30, 2026	10% over the limit
Copper, total recoverable	4	8	8	March 31, 2023	171% over the limit
pH	4	7	7	June 30, 2026
Hardness, total [as CaCO3]	2	2	0
Nitrogen, total [as N]	4	0	0
Nitrogen, Kjeldahl, total [as N]	4	0	0
Nitrite + Nitrate total [as N]	4	0	0
Flow, in conduit or thru treatment plant	4	0	0
Nitrogen, total [as N] [delivered]	2	0	0
TU Static Renewal 7-Day Chronic Ceriodaphnia dubia	2	0	0
TU Static Renewal 7-Day Chronic Pimphales promelas	2	0	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES VA0032000.

Inspections

EPA’s inspection file holds no inspection for NPDES VA0032000.

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 VA0032000.

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

This public-records page covers NPDES permit VA0032000, held by the Department of Defense for the US Department of Defense - Pentagon facility in Arlington, VA, which discharges to Potomac River-Pimmit Run within the Pimmit Run-Potomac River subwatershed (HUC 020700100103). The permit is listed as administratively continued, with 3 pollutants under a numeric limit and 3 pollutants with an effluent exceedance.