The fast-moving brush fire reported at 2:30 p.m. today has grown to 2,500 acres, consuming fallow cane and brush in Central Maui.
The Maui Fire Department evacuated Central Maui Landfill and HC&D as a precaution.
As of 7 p.m., the fire had not yet been contained.
The blaze was concentrated mostly in the area between Haleakala Highway and Pulehu Road.
Seven engine crews were battling the fire as of 7 p.m.
Three helicopters made water drops until dark. Bulldozers and personnel from HC&S, two bulldozers from Goodfellow Bros., two tankers from West Maui Land Co., a dozer from Maui County Public Works and the state Airport Crash Rescue Department also assisted.
The fire department says the blaze is not threatening any homes, and no one was injured.
The cause of the fire has not been determined.
The Associated Press contributed to this report.