Serving the southwestern United States in solving its energy and climate challenges since 2001, and leading the necessary transition away from fossil fuels through the beneficial electrification of our homes, buildings, and vehicles.

SWEEP Programs

SWEEP promotes the expansion and improvement of utility energy efficiency programs, sustainable building codes and regulations, and the advancement of clean transportation in the Southwest. We work on policy to establish energy equity for vulnerable communities, cost savings for homeowners and commuters, and advocacy for tackling the climate crisis.

Resources & Publications

Publications, reports, fact sheets, white papers, bill explainers, and other resources authored by SWEEP experts.

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The Southwest Energy Efficiency Project (SWEEP) is a public-interest organization promoting greater energy efficiency and clean transportation in Arizona, Colorado, Nevada, New Mexico, Utah, and Wyoming. For over two decades, SWEEP’s work has dictated and supported the Southwest region’s forward-thinking progress in advancing energy efficiency and electric vehicles.