Primary / Secondary School, School / University Des Moines, IA – Single sprinkler extinguishes overnight fire at East High School May 27, 2015 viking210 Firefighters responding to East High School in Des Moines found a single fire sprinkler had extinguished a fire inside the school. Crews were called to 815 East 13th Street just before midnight on Monday. They found a pressure washer consumed by fire, but the fire did not spread. Crews said the fire sprinkler was set off when temperatures of about 155 degrees were reached. No injuries were reported. Damage is believed to be limited to around $1,000.