An off-duty firefighter drunkenly smashed into a building in Staten Island and then ran from the wreck, police said.

A photo snapped by the Post shows a totaled two-door, red car with the front end caved in and windows shattered.

Omar Juarez-Rivera, 27, was arrested shortly after at his home, police said. He faces charges of DWI and leaving the scene of an accident with injuries, police said.

There were three others in the car when he crashed into a building around 4 a.m. at Post and Decker avenues, police said.

One of the passengers was taken to the hospital for non-life-threatening injuries, police said.

The crash is still under investigation.