ORS § 166.015 : CRIMES AND PUNISHMENTS — OFFENSES AGAINST PUBLIC ORDER; FIREARMS AND OTHER WEAPONS; RACKETEERING —RIOT, DISORDERLY CONDUCT, HARASSMENT AND RELATED OFFENSES — Riot
(1) A person commits the crime of riot if while participating with five or more other persons the person engages in tumultuous and violent conduct and thereby intentionally or recklessly creates a grave risk of causing public alarm.
(2) Riot is a Class C felony.