The Virginia DEQ data-center list includes several records under Northrop Grumman corporate names. This page exposes that older cluster while avoiding conclusions about present ownership, use or operating status.
The current cluster covers Fairfax County, Russell County. Program labels represented in the records are Article 5 - SOP, Article 6 - mNSR.
SOURCE-LINKED RECORDS
Northrop Grumman permit chronology
Rows are sorted newest first. Facility names and identifiers follow the state index; source links open the record used for verification.