La Sal Ranch, San Juan County, Utah 1884 San Juan Utah USA Built on land originally called Coyote Flats. In William Cunningham's interview with the Mesa County Oral History Project, he alludes to an owner who in the 1880's owned and established irrigation for the ranch by digging a ditch around a mountain that picked up water from various streams, but it is unclear from the context whether he means that Charley Redd or John M. Cunningham was the original La Sal Ranch owner. yes yes