Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
We’ll email you a link to confirm. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES DCPIU000I

NORTHROP GRUMMAN SYSTEMS CORPORATION, Dulles, VA: NPDES DCPIU000I discharge permit, effluent exceedances, inspections, penalties

NORTHROP GRUMMAN SYSTEMS CORPORATION, held by Northrop Grumman Systems Corporation, holds NPDES permit DCPIU000I. EPA’s file records it issued May 1, 2024 and expiring April 30, 2029.

What the register holds for NORTHROP GRUMMAN SYSTEMS CORPORATION: its NPDES ID, its permit type and status, its dates, its address in Dulles, Virginia. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES DCPIU000I.

Identity

Facility as filedNORTHROP GRUMMAN SYSTEMS CORPORATION
Permittee as filedNorthrop Grumman Systems Corporation
NPDES IDDCPIU000I
Permit statusEffective
Permit typeIndividual industrial user permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMay 1, 2024
Expiration dateApril 30, 2029
Issuing agencyD.c. Wasa (blue Plains)
AddressDulles, VA 20166
Other EPA IDs (FRS)ICIS-AIR source VA0000005110774327

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES DCPIU000I.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES DCPIU000I.

Inspections

EPA’s inspection file holds no inspection for NPDES DCPIU000I.

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 DCPIU000I.

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, DCPIU000I.

Start the watch

How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

Nearby on the register

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

What this page shows

This page covers the NPDES permit DCPIU000I for Northrop Grumman Systems Corporation in Dulles, VA. The register lists the permit status as Effective Permit, the discharger class as Minor discharger, and the permit type as Individual industrial user permit. The listed dates are issued May 1, 2024 and expiring April 30, 2029.