Explore renewable energy and energy efficiency in Hawaii through projects and activities, statistics, maps, news, and policies.
Learn about projects and activities the U.S. Department of Energy (DOE) is supporting to promote energy efficiency and renewable energy in Hawaii.
Discover how much energy Hawaii consumes and how much electricity it generates in total and from renewables.
Find maps of Hawaii showing its biomass, solar, wind, geothermal, and hydropower resources.
Policies, Rebates, and Incentives
For information about policies, rebates, and incentives for saving energy and promoting renewable energy development, visit:
- Database of State Incentives for Renewables & Efficiency website
- Hawaii laws and incentives for alternative fuels and advanced vehicles
March 7, 2014
Hawaii Utility Standards Allow Greater Solar Power Output in Some Neighborhoods
In late February, the Hawaiian Electric Company (HECO) announced new technical standards for interconnecting residential photovoltaic (PV) systems onto its grid. The new standards specify the speed that the PV systems disconnect from the grid during a temporary voltage spike. The effect of these standards will be to will allow some neighborhoods in the HECO service territory to provide greater amounts of power generated by PV systems back to the utility grid than is consumed locally on sunny days. More
February 27, 2014
August 7, 2013