Top 10 Annual State Energy Realized Savings (mWh) from Energy Efficiency Programs
Top 10 annual state energy realized savings shows which states achieved the most energy savings from efficiency programs, providing insight into regional program effectiveness.
Key Insights
Energy efficiency realized savings are concentrated among a small group of leading states. In 2019, the top 10 states accounted for over half of total U.S. realized energy savings, with California and Illinois leading by a wide margin. While savings levels vary by state, long-running efficiency programs continue to drive outsized impacts in a handful of large markets.
California led with ~2.74M mWh saved
Top 10 states delivered ~56% of U.S. savings
Midwest states remain major contributors