Operation Idaho Canyon

Operation Idaho Canyon
	Part of Vietnam War
	; 3/3 Marines cross a stream near Mutter's Ridge
Date	21 July – 25 September 1969
Location	north-central Quảng Trị Province, South Vietnam
Result	U.S. claims operational success
Belligerents
United States	North Vietnam
Commanders and leaders
	MG William K. Jones; Col. Wilbur F. Simlik
Strength
1st Battalion, 3rd Marines; 2nd Battalion, 3rd Marines; 3rd Battalion, 3rd Marines; Company I, 3rd Battalion, 4th Marines; 1st Battalion, 11th Infantry Regiment; Company C, 1st Battalion, 77th Armored Regiment	9th Regiment, 304th Division
Casualties and losses
	US body count: 563 killed; 201 weapons recovered

Operation Idaho Canyon was a United States Marine Corps operation in north-central Quảng Trị Province, South Vietnam from 21 July to 25 September 1969.

Background

The operation was essentially a continuation of Operation Virginia Ridge - highly mobile company sized patrol and ambush operations across the operational area. 1st Battalion, 3rd Marines conducted "Denial Stingray" squad size multi-day patrols around Mutter's Ridge, 2nd Battalion, 3rd Marines conducted search and destroy operations north of The Rockpile, while 3rd Battalion, 3rd Marines conducted operated along Route 561 west of Charlie-2 (16°51′18″N 107°00′18″E / 16°51′18″N 107°00′18″E / 16.855; 107.005).^[1]^[2]

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