Lucky Mc's employees included engineers, chemists, stenographers, mechanics, laborers, truck drivers, and accountants, as the laboratory in the mill broadened employment opportunities. The company emphasized safety, keeping a registered nurse on staff with an ambulance available at all times. Many company employees received training in first aid. Together, the mines and mills had an enormous impact on the economy of central Wyoming. A company newspaper reported directly supporting 10 percent of Riverton's population, as well as paying $1 million in taxes per year to the State of Wyoming. The uranium boom equaled the Klondike rush in Alaska and exceeded the Mother Lode rush in California and the Cripple Creek strike in Colorado.