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Prehistoric Irrigation In Central Utah: Chronology, Agricultural Economics, And Implications, Steven R. Simms, Tammy M. Rittenour, Chimalis Kuehn, Molly Boeka Cannon

Sociology, Social Work and Anthropology Faculty Publications

In 1928, Noel Morss was shown “irrigation ditches” along Pleasant Creek on the Dixie National Forest near Capitol Reef National Park, Utah, by a local guide who contended they were ancient. We relocated the site and mapped the route of an unusual mountain irrigation canal. We conducted excavations and employed OSL and AMS 14C showing historic irrigation, and an earlier event between AD 1460 and 1636. Geomorphic evidence indicates that the canal existed prior to this time, but we cannot date its original construction. The canal is 7.2 km long, originating at 2,450 m asl and terminating at 2,170 m …