6 Jan 2026

NAO-2006-07410 (Dulles Digital, Loudoun County, Virginia)

Expiration date: 2/5/2026

The applicant requests authorization to modify Corps Individual Permit NAO-2006-07410 for the Digital Dulles data center campus in Loudoun County, Virginia. The proposed modification includes additional wetland and stream impacts associated with reconfiguration of previously approved site layouts, construction of two additional data center buildings, relocation and expansion of two substations, expansion of an overhead electrical transmission easement, and updates to stormwater management facilities. Under the proposed modification, total impacts would be approximately 8.91 acres of wetlands and 441 linear feet of stream channel, including palustrine open water (POW).

25 Aug 2016

NAO-2014-1928

Expiration date: 9/26/2016

The applicant was authorized by permit number NAO-2014-01928 to reconstruct and widen Route 606 (Loudoun County Parkway/Old Ox Road) from the existing two lanes to four lanes, between Evergreen Mills Road (Route 621) and the Dulles Greenway (Route 267). The permittee proposes a modification to allow for work for the National Oceanographic and Atmospheric Administration (NOAA) related to the previously authorized work, including work on NOAA property.