Saturday: 5:21 p.m., 500 University Ave. W., heat detector activation due to malfunction.

Saturday: 7:51 p.m. 1315 35th Ave. SE, smoke detector activation, no fire.

Saturday: 8:28 p.m., 800 16th St. NW, service call.

Saturday: 11:38 p.m, 2110 E. Burdick Expressway, vegetation fire.