* Loudoun Water removed from site-specific records — see Loudoun County tab for full Loudoun Water data.
Annual water use by utility — detail table
Utility
Year
Total Gallons
Consumption by company, by year
Facilities
Select a facility to view usage trends
About this data: Loudoun County utility-reported aggregate consumption for all data center customers served by Loudoun Water.
Individual site billing records are withheld pending FOIA requests for Meta, Google, EdgeConneX, and GDC.
Amazon site-specific data is available on the Facility Explorer tab (other utilities only).
Source: Loudoun Water billing data, 2025 report.
Loudoun County — Data Center Inventory
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Major Operators (3+ facilities)
Operator
Facilities
Water Data
+ 40 additional operators with 1–2 facilities each.
All data withheld pending FOIA except Amazon.
Loudoun Water — Data Attribution Coverage
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Annual trend — Loudoun Water data centers
Monthly detail — select year
* Data from Loudoun Water utility billing system. Reclaimed water includes all uses at premise (cooling and irrigation).
2025 is full-year estimate.
