Patriot Ridge
Shovel-ReadyFairfax, Virginia · PJM
At a glance
Patriot Ridge is a shovel-ready datacenter candidate site in Fairfax, Virginia, scoring 55.4/100 DC Readiness — 45th of 52 scored sites in the county. It sits in the PJM grid region and the VIRGINIA ELECTRIC & POWER CO service territory, where interconnection has averaged 5.1 years from request to operation.
Power & interconnection
Speed to power
Deep queue and long historical waits — plan for a multi-year interconnection timeline and engage the utility early.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
Largest US DC market; incentive preserved but a new $0.011/kWh DC electricity tax starts Jul 2026.
Dominion GS-5 large-load rate (≥25 MW, ~$1.5M/MW collateral, 14-yr term) effective 2027.
Incentive detail: Sales tax exemption on DC equipment for $150M+ investments (2025: $100M+); MEGA site program.
Site location
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How does Patriot Ridge compare with other sites in Fairfax?
Patriot Ridge ranks 45th of 52 scored candidate sites in Fairfax. Its 55.4/100 is roughly in line with the county average of 58.5. It is roughly in line with the Virginia average of 52.6 and roughly in line with the national average of 53.2.
Against the Virginia average, its strongest sub-score is fiber connectivity (90 vs 71) and its weakest is power availability (30 vs 35). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Patriot Ridge to power, fiber and other datacenters?
The nearest located transmission bottleneck is POSSUMP4 TX1 XFORMER H 500 KV (PJM), 15 miles away. For connectivity, the nearest internet exchange facility is Equinix DC7 - Ashburn, Vienna at 11.3 miles. 13 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Datacenter 00260996040, 0.5 miles away.
What are the flood, water and hazard risks at Patriot Ridge?
At the county level, FEMA's National Risk Index rates Fairfax "Relatively Moderate".
Full DC Readiness breakdown
All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.
Nearby comparable sites
Other scored datacenter candidate sites in Fairfax, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| OX | Substation-Adjacent | 500 kV | 1,000 MW | 5.1 yrs | 69.0 |
| UNKNOWN116656 | Substation-Adjacent | 230 kV | 300 MW | 5.1 yrs | 65.7 |
| OZ Fairfax | Greenfield | — | — | 5.1 yrs | 65.3 |
| BRADDOCK | Substation-Adjacent | 230 kV | 300 MW | 5.1 yrs | 65.3 |
| SIDEBURN | Substation-Adjacent | 230 kV | 300 MW | 5.1 yrs | 65.2 |
| RAVENSWORTH | Substation-Adjacent | 230 kV | 300 MW | 5.1 yrs | 65.2 |
| BURKE-SIDEBURN | Substation-Adjacent | 230 kV | 300 MW | 5.1 yrs | 65.2 |
| KEENE MILL | Substation-Adjacent | 230 kV | 300 MW | 5.1 yrs | 65.0 |
Patriot Ridge: common questions
What is the DC Readiness score of Patriot Ridge?
Patriot Ridge scores 55.4/100 on the GridCensus DC Readiness scale, rated good. It ranks 45th of 52 scored sites in Fairfax. The Fairfax average is 58.5 and the Virginia average is 52.6.
Which electric utility serves Patriot Ridge?
VIRGINIA ELECTRIC & POWER CO (investor owned) holds the retail service territory that contains the site; its holding company is DOMINION RESOURCES.
What grid region is Patriot Ridge in?
Patriot Ridge is in the PJM region. Projects interconnecting there have averaged a 5.1-year wait from queue request to operation.
How far is Patriot Ridge from an internet exchange?
The nearest internet exchange facility is Equinix DC7 - Ashburn, Vienna, about 11.3 miles away; 13 fiber providers report service at the location.
Related pages
About this data
Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published October 10, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Patriot Ridge, Fairfax, VA”, https://gridcensus.com/datacenter-sites/virginia/fairfax/patriot-ridge-995b24aa (data as of October 10, 2026).
Dataset updated . Screening estimates derived from public data sources.
Figures are screening estimates derived from public infrastructure data. Catalogued capacity reflects theoretical candidate capacity, not deliverable or committed interconnection. Confirm all values with the utility, ISO, and on-the-ground due diligence.
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