SCOTTSBLUFF - A structure fire early Wednesday morning on Sugar Factory Road near Scottsbluff left a total loss estimated at $500,000.

The Scottsbluff Rural Fire Department responded to the blaze at 3:15 a.m. and took a defensive approach to battle the blaze when they found a shop building fully engulfed in flames.

Mutual aid was requested from the Minatare, Mitchell and Gering fire departments. 

The Nebraska State Fire Marshal was called to investigate the cause of the fire, which remains undetermined at this time.

Crews remained on scene until 9 a.m. No injuries were reported.