Multiple departments are responding to a mobile home fire and some explosions in Groton, Poquonnock Bridge Fire confirms.
Crews responded to the fire on North Road around 8:20 p.m.
Fire officials on the scene said when they arrived, there was heavy fire and multiple explosions.
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The explosions were caused by oxygen tanks stored in the home for medical purposes, officials said.
The one resident living in the home got out unharmed but his two pets died, officials said. The man is staying with his family.
Ledyard Police said they assisted Groton Police by closing Route 117 at Gales Ferry Road.
The fire is under investigation by Groton Police and the Center Groton fire marshal.