Sun Prairie chocolate factory reports ammonia leak 

This morning, Sun Prairie crews responded to reports of an ammonia leak at a chocolate factory on the city’s south side, Channel3000 reports.

According to Dane County dispatchers, the call regarding Devon’s Chocolates — located in the 1500 block of Clarmar Drive — came in around 5 a.m. The cause of the ammonia leak was not immediately clear.

As of 9:15 a.m., Sun Prairie Fire Department crews were still on the scene to ventilate one of the factory’s rooms. No injuries have been reported.