Geothermal

[Obie]

Here is some information that may prove useful:

FOSSIL FUELS supplied 69.6% of the electricity produced in 2009 (Diesel 16.0%, Residual Fuel Oil 26.4% and Naphtha 27.2%) compared to the previous year of 68.0%. Power plants included HELCO’s Shipman and Hill Plants in Hilo, Puna Plant in Kea’au, Keahole Plant in Kona, and Waimea Plant in Waimea. In June 2009, HELCO completed an upgrade of the Keahole Plant, improving fuel efficiency and increasing its output to 78 MW. IPPs include Hamakua Energy Partners in Honokaa.

And here:

http://www.helcohi.com/vcmcontent/FileSc...uelOil.pdf