PRINEVILLE AIRPORT AIRPORT LAYOUT PLAN REPORT phần 2 pps

CITY OF PRINEVILLE Prineville Airport

CROOK COUNTY Airport Layout Plan Report

AIRPORT LOCALE

Prineville Airport is located approximately three miles southwest of the City of Prineville, in

northwestern Crook County. Established in 1868, Prineville is the largest community and the

only incorporated city within Crook County. Prineville is also the county seat. Crook County,

located in the geographical center of Oregon, borders Jefferson and Wheeler counties to the

north; Deschutes County to the west and south; and Harney and Grant counties to the east. The

nearest major city is Bend, located approximately 35 miles southwest of Prineville. An airport

location map is provided in Figure 2-1.

Crook County is situated mainly within the Deschutes River Basin with a land area of 2,991

square miles (1,907,200 acres). The region is comprised mainly of farmland, rangeland, and

moderately mountainous terrain. The elevation at Prineville Airport is 3,250 feet above mean sea

level (msl).

Crook County’s primary north-south highway route is U.S. Route 97, which is approximately 18

miles west of Prineville. U.S. Route 26 provides a direct route from Portland to Prineville (147

miles southeast). U.S. Route 20 serves as the primary east-west route connecting Crook County

to Idaho (east) and Salem (west). Prineville Airport is located just north of State Route 126,

which provides a direct route from Prineville west to the Oregon coast. Recreational activities in

the local area include fishing, hunting, golf, skiing, hiking, and visiting historical sites.

CLIMATE

The geographical climate for Central Oregon is mainly High Desert. The climate of Crook

County is semi-arid, with annual precipitation varying from eight inches on the Deschutes

plateau to more than 19 inches in the high valleys used for agriculture. Detailed climatic data for

Prineville was available for a 29-year period between 1961 and 1990.1

The average maximum

temperature is 86.6 degrees Fahrenheit (July) and the average minimum temperature is 21.7

degrees (December/January). Prineville averages 10.4 inches of precipitation and 12 inches of

snowfall annually. The daily extreme temperatures for Prineville are 34 degrees Fahrenheit

(December) and 105 degrees (July/August). The prevailing winds are for Prineville are primarily

from the northwest and the southeast.

July 2003 2-2 Inventory/Forecasts

Century West Engineering Aron Faegre & Associates Gazeley & Associates

1

Western Regional Climate Center.