Late Wednesday night a home went up in flames and investigators are calling it a total loss. Crews were called out to the 6300 Block of Loma Dr. on Humboldt Hill. The first arriving engine found a large two story residence with heavy fire and flames threatening neighboring residences. A downed power line limited the crew’s ability to approach the structure. There were no civilian or firefighter injuries reported. Damage estimated at $600,000. The cause remains under investigation.