Arlington County, VA
The federal environmental record for Arlington County (population 234,162): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
5
federal cleanup sites
2
PFAS-detecting water systems
4
TRI facilities
1
open tank releases
Drinking water: PFAS testing
Public water systems serving Arlington with at least one PFAS detection under UCMR5. The federal limit for PFOA and PFOS is 4 ng/L; EPA proposed in May 2026 to rescind the limits for the other compounds, which are shown for information.
| System | Highest results | Reading |
|---|---|---|
| ARLINGTON COUNTY VA6013010 | PFPeA: 4.5 ng/L PFHxA: 3.3 ng/L | detected |
| NATIONAL AIRPORT VA6013080 | PFBA: 7 ng/L PFPeA: 6 ng/L PFBS: 4 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
4 facilities in Arlington filed TRI reports for 2024, totalling 3k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| ALLIED AVIATION FUELING CO INC | ARLINGTON | Xylene (mixed isomers), Toluene | 1k lb |
| VIRGINIA CONCRETE SHIRLINGTON PLANT | ARLINGTON | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Lead | 1k lb |
| PENTAGON RESERVATION | ARLINGTON | Lead compounds, Naphthalene | 341 lb |
| US ARMY JOINT BASE MYER-HENDERSON HALL (JBM-HH) | FORT MYER | Lead | 0 lb |
Underground fuel tanks
EPA's UST Finder records 274 tank facilities in Arlington: 198 tanks in service and 867 closed. 279 fuel releases are on record, of which 1 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Arlington as Zone 2, moderate predicted indoor radon (2 to 4 pCi/L average). Radon and air quality are covered in depth on lung.com.
The record for one specific address
County figures blur what matters: distance. The Address Environmental Report runs these same federal datasets against one address and reports every site, tank, polluter and water result around it, with distances, in about a minute.
Get the report - $39All federal cleanup sites on file
The wider Superfund enterprise inventory (SEMS) for Arlington, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- ARLINGTON NATIONAL CEMETERYARLINGTON
- FORT MYERFORT MYER
- HQBN HQMC HENDERSON HALLARLINGTON
- US DEPT OF COMMERCE PATENT OFFICEARLINGTON
- USA ARLINGTON HALL STNARLINGTON