Aspen conducted the permitting for the 30-MW wind repower project on BLM land in the San Gorgonio Pass Wind Resource Area of Riverside County, including USFWS Biological Opinion, CDFW Incidental Take Permit (ITP) and Streambed Alteration Agreement, RWQCB Waste Discharge Requirements, and Army Corps determination of no jurisdiction.

The existing Mesa Wind Project is located entirely on approximately 450 acres of lands administered by the Bureau of Land Management (BLM) in Riverside County. The project is located about 11 miles northwest of the City of Palm Springs, north of Interstate 10 and just west of the Whitewater River.