Grantsville Reservoir is located in Tooele County, Utah. From the city of Grantsville head south on West Street and drive 4 miles. Then turn right at the sign for Grantsville Reservoir. The Reservoir is at the base of Willow Canyon.

Fish Species

Rainbow Trout and Brown Trout

Fishing Regulations

Updated for the 2024 fishing season. No Limit for smallmouth bass. Anglers must not release any bass they catch. All bass must be immediately killed.

Open to under water spearfishing for game fish from Jan. 1 through Dec. 31.


The 75 foot dam was build in the mid 1980’s for a price tag of $8 million. The construction was completed by W.W. Clyde Construction company based out of Springville, Utah.

Nearby Areas to Fish

South Willow Creek, Clover Creek, Settlement Canyon Reservoir, Vernon Reservoir, Rush Lake, Horseshoe Springs, and Rainbow Reservoir,