Marines will conduct an exercise that involves the detonation of Mine Clearing Line Charges, here, Monday through Thursday from 6 a.m. – 4 p.m. each day.

Mine Clearing Line Charges are 1,750 pounds of linked C-4 (Composition C) explosives used to create a breach in minefields under combat conditions.

Depending on atmospheric conditions, the sound of the explosions may be amplified and heard up to 50 miles away.

Detailed information regarding increased noise levels may be found in the weekly noise advisories posted on the Marine Corps Base Camp Pendleton website at:

http://www.pendleton.marines.mil/About/BaseInformation/NoiseAdvisory.aspx

Those requesting additional information may direct their calls to Operations and Training at (760)725-0357.