Call leads to HAZMAT alert at a home in Immokalee According to the Immokalee Fire Control District, a call was received about the mixing of chemicals which led to a HAZMAT alert Wednesday. The incident happened on the 1000 block of Summer Glen Blvd. The fire department says in an attempt to clean a drain, the residents unknowingly mixed chemicals that reacted negatively & were overwhelmed by the fumes. After thorough analysis the crews on-scene determined a hazard no longer exists. All patients have been treated & released.