
Selected Projects
Environmental Assessment and Air Quality Services
In our continuous commitment to supporting key energy and water infrastructure projects, Aspen is proud to have been awarded five on-call contracts since 2003 by the largest municipal utility in the U.S., the Los Angeles Department of Water and Power (LADWP).
SCE West of Devers Upgrade Project
Aspen prepared an Environmental Impact Report and Environmental Impact Statement (EIR/EIS) on behalf of the California Public Utilities Commission (CPUC) and the Bureau of Land Management (BLM) for the SCE West of Devers (WOD) Upgrade Project.
San Luis Transmission Project
In September 2010, Aspen was awarded a contract to provide on-call National Environmental Policy Act (NEPA) and other Environmental Services for Western Area Power Administration (WAPA), Sierra Nevada Region (SNR).
Devers-Palo Verde #2 Transmission Project
The Devers–Palo Verde No. 2 Transmission Line Project is a 230-mile, 500-kilivolt (kV) electric transmission line routed between Devers Substation in California and Harquahala Generating Substation in Arizona, as well as 41.6 miles of new 500-kV transmission line routed between the Devers Substation and the Valley Substation in the Romoland area of Riverside County.
SCE Downs Substation Expansion Project
Under Contract to the California Public Utilities Commission (CPUC), Aspen prepared an Initial Study and Mitigated Negative Declaration (IS/MND) for Southern California Edison’s (SCE) proposed Downs Substation Expansion Project.
Sunrise Powerlink Transmission Project
Aspen managed the preparation of an EIR/EIS for the highly controversial 150-mile high-voltage Sunrise Powerlink Transmission Project, under the direction of the BLM (El Centro Field Office) and CPUC.
Homestead Substation Rebuild Project
Under Aspen’s environmental services on-call contract, Aspen prepared an IS/MND on behalf of Silicon Valley Power (SVP) for the proposed Homestead Substation Rebuild Project, which would rebuild the existing Homestead Substation within the existing substation site in the City of Santa Clara.
Environmental Regulatory Support Services
Aspen provided environmental support for various projects under Sacramento Municipal Utility District (SMUD)’s Environmental Regulatory Support Services on-call contract.
On-Call Biological Services
Under an on-call contract with Western Area Power Administration, Aspen has been conducting biological and cultural surveys and monitoring for various task order projects.
Tehachapi Renewable Transmission Project
The Tehachapi Renewable Transmission Project (TRTP) involves construction of a series of transmission system improvements extending from the Tehachapi Wind Resource Area in eastern Kern County to the Los Angeles Basin.
North Area Right-of-Way Maintenance
Western Area Power Administration and Aspen developed an EA (which mirrors an MND in many respects) and seven operation and maintenance (O&M) Plans and procedures in response to proposed changes in O&M procedures within Western’s Central Valley Project and Pacific AC Intertie ROWs and the Transmission Agency of Northern California’s (TANC) California-Oregon Transmission Project ROWs.