Salt River Project Approves Ambitious Energy Efficiency,
Electric Vehicle and Carbon Emissions Targets

Read More

SWEEP Praises Governor Polis and Colorado Legislators
for Adopting Important Energy Efficiency Legislation

Read More

Electric Vehicles Offer Broad Economic Benefits

Read More

See the Regional and State Benefits of Energy Efficiency 2008-2017

Read More

Learn About SWEEP’s 15th Annual Southwest Utility Energy Efficiency Workshop

Read More

Southwest States and Cities Continue to Update Building Energy Codes

Learn More About CO

Learn More About UT

Learn more about NV

Benchmarking and Transparency Takes off in the Southwest

Read More

Saving money and protecting the environment
by advancing energy efficiency and clean transportation
in Arizona, Colorado, Nevada, New Mexico, Utah and Wyoming


Our Expertise



Arizona Corporation Commission Approves TEP’s Energy Efficiency Implementation Plan Through 2020

On July 10th, the Arizona Corporation Commission (ACC) voted unanimously to approve Tucson Electric Power’s (TEP) Energy Efficiency Plan through the end of 2020. With this vote TEP will maintain...

Arizona Corporation Commission Approves New Policy for Electric Vehicle Investments and Programs

The Arizona Corporation Commission (ACC) voted to approve an Electric Vehicle (EV) Policy Implementation Plan. The plan provides next steps for regulated utilities to design and propose EV pilot programs...

Consumer and Conservation Groups Applaud Arizona Corporation Commission’s Approval of Implementation Plan to Electrify Transportation

(Phoenix, AZ) – Western Resource Advocates, Southwest Energy Efficiency Project, Arizona PIRG Education Fund, and Wildfire Arizona welcomed the Arizona Corporation Commission’s (ACC)...

Court Gives Colorado Green Light for Clean Car Standards

(Denver, CO) – Today, the District Court for the City and County of Denver rejected a challenge seeking to block implementation of more protective pollution standards for passenger vehicles...

New SWEEP Technology Brief Delves Into Doability Of Air Sealing Multifamily Buildings

Improving air sealing is an important strategy to reduce energy waste in buildings. Across much of the U.S., air leakage testing in single-family homes has become an established practice for residential...

Where We Work

Click on the map to find out what SWEEP is doing in each state.

Nevada Arizona Utah New Mexico Colorado Wyoming