Brush Fire Near Hwy. OO Blocks Route Between Wildwood, Pacific

Highway OO between and Pacific is blocked while firefighters from multiple districts work to attack a brush fire that's broken out near Missouri Route 100.

Firefighters mixed a foam fire retardant on Highway OO and transported it to the location of the fire. Authorities are warning residents and drivers to stay clear of the area.

Scott Mullins, fire marshal/deputy chief for the Eureka Fire Protection District, told Patch shortly before 4:30 p.m. that firefighters had been on the scene about 90 minutes, and at this point have the fire under control, but warned that there would be a longer period to deal with lingering effects within the area.

The two-alarm brush fire covered about five acres, Mullins said, and was about is two miles from Missouri Route 100, south on Highway OO near Spring Valley Road. Firefighters are battling the blaze in 108-degree heat.

 is taking the lead on battling the blaze, while firefighters from St. Clair, Pacific and Meramec assist. Firefighters from Valley Park, Cedar Hill and Boles districts also joined.

Randy Gabel, deputy chief of the Eureka Fire Protection District, is leading the command center.

Highway OO is blocked off in the area from both directions. People cannot travel between Wildwood and Pacific.

The blaze started as a brush fire, apparently involving some hay bales. It's very near .

Update 4:30 p.m.: Sheila Frost, with Eureka Fire Protection District, explained that REHAB volunteers provide snacks and beverages for firefighters as they come off the line. A group of five rehab volunteers showed up to assist, including Carol Pikey of House Springs, who was there on her 72nd birthday today instead of heading for The Muny, where she was expecting to see "Chicago."

No injuries were reported as a result of this fire.