Circle has over 100 of these small-animal waterers. They are made by Surber Tank Company, Odessa, Texas. The internal valve is 3/4,” brass. It holds about 3 gallons. The tank must be maintained very full even though animals can walk down the ramp: quail prefer it full.
The Sierra Diablo range rises one-half mile above the Chihuahuan Desert floor in Hudspeth County Texas, 40 miles below the New Mexico line. It is well within the theoretical range of Guadalupe Mountain elk.