Death Valley Unified School District Death Valley Unified School District Death Valley Unified School District (DVUSD) is a public school district in Inyo County, California. It consists of five schools: DVUSD is the largest school district in California in terms of square miles covered, but one of the smallest in terms of student enrollment. In 2012 the entire district served only 60 students. DVUSD is located in eastern Inyo County and borders the state of Nevada. It serves the entire southeast region of Inyo County and covers approximately of the Mojave Desert. The total population within this region is about 1,000, and DVUSD is the
Death Valley October 1992. On average, 192 days per year in Death Valley have temperatures that reach 90 °F or more. Before being moved to Furnace Creek, the weather station at Greenland Ranch averaged 194.4 days annually where temperatures reached 90 °F or more. The lowest temperature recorded at Greenland Ranch was in January 1913. The period from July 17–19, 1959, was the longest string of consecutive days where nighttime low temperatures did not drop below . The highest overnight or low temperature recorded in Death Valley is , recorded on July 5, 1918, and the current world record for highest overnight