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Eureka Municipal Airport covers an area of 183 acres (74 ha) at an elevation of 1,935 feet (590 m) above mean sea level. It has two runways: 12/30 is 3,100 by 60 feet (945 x 18 m) with an asphalt surface and 7/25 is 1,821 by 150 feet (555 x 46 m) with a turf surface. For the 12-month period ending April 20, 2022, the airport had 580 general aviation aircraft operations, an average of 48 per month.