Amazon Data Services IAD-195, IAD-196, IAD-197, and IAD-198
approved CampusOperated by Amazon Data Services, Inc.
Virginia DEQ issued Amazon Data Services, Inc. a minor permit amendment (Registration No. 74277) on August 21, 2025 for emergency engine gen-sets at the four-building IAD-195 through IAD-198 campus in Gainesville, superseding the permit dated October 31, 2023. The equipment list covers 104 Caterpillar 3516C emergency gen-sets rated 2,500 ekW each, 4 Caterpillar C18 units at 600 ekW, and 2 Caterpillar 3516C transitory emergency units at 2,000 ekW.
Land use jurisdiction: Prince William County
Measurements on record
Approvals, by aspect
| Aspect | Approving body | Instrument | Status |
|---|---|---|---|
| Air permit (backup generators) | Virginia Department of Environmental Quality | Article 6 minor NSR permit amendment, Registration No. 74277 (2025-08-21) document |
on record |
| Land use entitlement (CUP / rezoning) | not yet requested | ||
| CEQA review | not yet requested | ||
| Building permit | not yet requested | ||
| Water supply (will-serve) | not yet requested | ||
| Wastewater / septic | not yet requested | ||
| Stormwater / retention ponds / dry wells | not yet requested | ||
| Grid interconnection | not yet requested | ||
| Natural gas supply | not yet requested | ||
| Tax abatement / development agreement | not yet requested |
Location and sources
Gainesville, Prince William County, Virginia
Every record links to its source: openly licensed datasets (Epoch AI, CC BY; Wikidata, CC0; US EPA, public domain) and public permit records. Full sourcing and licensing: methodology · sources.