Multiple-alarm fire
FIRE INTENSITY CLASSIFICATION SYSTEM
Three-alarm fire; Four-alarm fire; Six-alarm fire; Seven-alarm fire; Five-alarm fire; Four-alarm; Three alarm; Three alarm fire; Three Alarm fire; One alarm fire; One-alarm fire; Two alarm fire; Two-alarm fire; Four alarm fire; Five alarm fire; Six alarm fire; Seven alarm fire; Eight alarm fire; Eight-alarm fire; Nine alarm fire; Nine-alarm fire; Ten alarm fire; Ten-alarm fire; 1 alarm fire; 1-alarm fire; 2 alarm fire; 2-alarm fire; 3 alarm fire; 3-alarm fire; 4 alarm fire; 4-alarm fire; 5 alarm fire; 5-alarm fire; 6 alarm fire; 6-alarm fire; 7 alarm fire; 7-alarm fire; 8 alarm fire; 8-alarm fire; 9 alarm fire; 9-alarm fire; 10 alarm fire; 10-alarm fire; Multiple alarm fire; Alarm blaze; Five-alarm fires; Five alarm fires; Four-alarm fires
One-alarm fires, two-alarm fires, three-alarm fires, etc., are categories classifying the seriousness of fires, commonly used in the United States and in Canada, particularly indicating the level of response by local authorities.