Thursday: 1:45 p.m., 4th Avenue NE and 27th Street SE, gas leak.

Thursday: 10:40 p.m., 1405 30th Avenue NW, alarm activation, no fire.

Friday: 9:30 a.m., 1 W Burdick Expressway, heat detector activation due to malfuction.

Friday: 11:15 a.m., 920 5th Avenue SE, hazmat investigation.

Friday: 2:30 p.m., 3208 16th Street SW, alarm activation, no fire.