A 17-year-old boy, Evan Marsch, dies after a plunge from a cliff at Bellevue Quarry, according to reports. The accounts say he jumps off the cliff and then loses consciousness. After becoming unconscious, he drowns. The reporting characterizes the incident as an avoidable accident, but the described sequence of events is consistent: the teenager jumps from the quarry cliff, loses consciousness during the incident, and subsequently drowns. The available information does not include additional details such as the exact circumstances leading up to the jump, whether anyone else was present, or the results of any formal investigation. The reports also do not specify the time of day or environmental conditions at the quarry. Based on the sources provided, the key elements are the teenager’s age, his name, the location at Bellevue Quarry, the nature of the fall, the loss of consciousness, and the drowning that follows.