Monday: 11:22 p.m.,1312 28th Street NW, false alarm.

Tuesday: 6:21 a.m., 1535 5th Street SW, carbon monoxide check.

Tuesday: 8:30 a.m., 3900 6th Street NE, false alarm.

Tuesday: 12:29 p.m., 2400 10th Street SW, false alarm.

Tuesday: 3:05 p.m., 528 East Central Avenue, gas leak.

Tuesday: 6:08 p.m., 2720 Academy Road, false alarm.

Tuesday: 7:29 p.m., 1015 27th Street SE, false alarm.

Tuesday: 9:44 p.m., 1205 34th Avenue SE, carbon monoxide check.

Wednesday: 1:03 a.m., 3004 12th Street NW, carbon monoxide check.

Wednesday: 2:54 a.m., 601 2nd Avenue NE, carbon monoxide check.

Wednesday: 7:21 a.m., 408 21st Street SW, carbon monoxide check.

Wednesday: 1:26 p.m., 3705 2nd Street NE, false alarm.