Which US state holds the record for the highest temperature ever officially observed in the United States?

Which US state holds the record for the highest temperature ever officially observed in the United States?

Greenland Ranch, California, with 134°F on July 10, 1913, holds the record for the highest temperature ever officially recorded in the United States. This station is located in barren Death Valley which is about 140 mi long and 4–16 mi wide and runs north and south in south-eastern California and southwestern Nevada.