Porcupine Reservoir Utah

Porcupine Dam is a dam in East Canyon in Cache County, Utah, United States. The earthen dam was constructed in 1964 by the Porcupine Reservoir Company, with a height of 165 feet and a length of 665 feet at its crest. It impounds the water of the East Fork of the Little Bear River, primarily for irrigation.
Data from: en.wikipedia.org