Noise Advisory - East County 
If you live in the East Alpine or Descanso area, be aware of military training in your area on Wednesday, July 21 and Monday, July 26.
The U.S. Army is conducting training exercises in cooperation with the San Diego County Sheriff's Department near the 7800 block of Campbell Ranch Road in Alpine. This training exercise is not in response to any real-world event.
If you live or work in this area, you may see or hear military helicopters.
Do not be alarmed if you hear loud noises. It is only a training exercise.
The U.S. Army sincerely appreciates the cooperation of the community and local businesses in the vicinity of this training and apologizes for any disturbances it might cause.
Address/Location
San Diego County Sheriff's Department
9621 Ridgehaven Ct
San Diego, CA 92123
Contact
Emergency: 9-1-1
Non-emergencies: 858-565-5200