The crash involved the pilot and one other individual. Both individuals are currently being transported to a hospital for treatment, with one individual sustaining major injuries.
The helicopter involved in this incident is not affiliated with the Sheriff's Office.
As a result of the incident, the waterway at Modesto Reservoir has been closed for an undetermined amount of time. However, the park remains open for shore-based activities.
Authorities are actively investigating the cause of the crash and will provide further updates as information becomes available.

Source: Stanislaus County Sheriff's Department