Objective: to characterize trauma victims assisted by the Mobile Emergency Care Service (SAMU 192) in the city of Ilhéus, Bahia, Brazil. Method: this is a descriptive and retrospective study in which 1,588 records of traumatic events were analyzed from the following variables: sex, age, day of the week, period of the day, trauma mechanism, topography and type of injuries, revised trauma score, type of mobile unit used, professional responsible for care, time to hospital care, procedures performed and deaths. Results: there was a predominance of male victims (69.5%) and age between 18 and 37 (46.5%). Occurrences were concentrated at weekends (37.8%) and in the evening (52.0%). It revealed traffic accidents (41.3%) as the main mechanism of trauma, among which prevailed the involvement of motorcycles (73.0%). Regarding the topographic distribution of lesions, the majority affected the limbs (58.2%). The most adopted conducts in prehospital care were immobilization (26.3%) and compression dressing (25.9%). The deaths accounted for 2.7% of the total sample. Conclusion: The population most affected by traumatic events in Ilhéus shown to be composed of young men involved in traffic accidents, mainly motorcyclists, during the weekends.