A new power plant fueled by methane from Anchorage's landfill supplies 25 percent of Joint Base Elmendorf Richardson's electricity. The $30 million plant built by Doyon Utilities, which is contracting with JBER, is exceeding expectations.

The plant is in the process of installing a fifth generator, an addition that wasn't expected for another five years. Instead, the plant was ready for the fifth generator after just eight months of operation because the Anchorage landfill produced more methane than expected.

READ MORE: New power plant expanding thanks to extra gas from Anchorage landfill