Discussion of changes to the Virgin River bed and irrigation works around Beaver Dam Wash in Arizona and Bunkerville in Nevada.

Letter dated June 27, 1939, from the Las Vegas Chamber of Commerce supporting a petition date June 21, 1939, by property owners and taxpayers living in the Moapa Valley area of Clark County, Nevada. The petition requested that the area be placed under the control of the Division of Grazing. Such a designation would restrict the removal of timber from watershed areas and help prevent the effects of erosion due to flooding. According to the Bureau of Land Management, Grazing District No. 5 is Las Vegas, established November 3, 1936.

Summary of the work of the Moapa Soil Conservation Service for the last half of 1940.