Ashburn / Northern Virginia
Potomac River (Washington, DC) · as of Jul 3, 2026
Water-supply risk score
33.3/100
Moderate
What drives this score
| Component | Level | Value |
|---|---|---|
| Drought severity (USDM) | 40.1 | |
| Streamflow deficit | 42.7 | |
| Withdrawal pressure | 8.4 |
Want the full report for Ashburn / Northern Virginia?
Leave your email and we’ll send the methodology and a detailed site report.