Counties Which Are Designated High-Altitude Areas

ARIZONA
Apache Navajo
Cochise Yavapai
Coconino

COLORADO
Adams Kit Carson
Alamosa Lake
Arapahoe LaPlata
Archuleta Larimer
Boulder Las Animas
Chaffee Lincoln
Cheyenne Mesa
Clear Creek Mineral
Conejos Moffat
Costilla Montezuma
Crowley Montrose
Custer Morgan
Delta Otero
Denver Ouray
Dolores Park
Douglas Pitkin
Eagle Pueblo
Elbert Rio Blanco
El Paso Rio Grande
Fremont Routt
Garfied Saguache
Gilpin San Juan
Grand San Miguel
Gunnison Summit
Hinsdale Teller
Huerfano Washington
Jackson Weld
Jefferson

IDAHO
Bannock Franklin
Bear Lake Fremont
Bingham Jefferson
Blaine Lemhi
Booneville Madison
Butte Minidoka
Camas Oneida
Caribou Power
Cassia Teton
Clark Valley
Custer

MONTANA
Beaverhead Meagher
Deer Lodge Park
Gallatin Powell
Jefferson Silver Bow
Judith Basin Wheatland
Madison

NEBRASKA
Banner Kimball
Cheyenne Sioux

NEVADA
Carson City Lyon
Douglas Mineral
Elko Nye
Esmeralda Pershing
Eureka Storey
Humboldt Washoe
Lander White Pine
Lincoln

NEW MEXICO
Bernalillo Mora
Catron Rio Arriba
Colfax Roosevelt
Curry Sandoval
DeBaca San Juan
Grand Sans Miguel
Guadalupe Santa Fe
Harding Sierra
Hidalgo Socorro
Lincoln Taos
Los Alamos Torrance
Luna Union
McKinley Valencia
Otero

OREGON
Harney Lake
Klamath

TEXAS
Jeff Davis Hudspeth
Parmer

UTAH
Beaver Morgan
Box Elder Piute
Cache Rich
Carbon Salt Lake
Daggett San Juan
Davis San Pete
Duschesne Sevier
Emery Summit
Garfield Tooele
Grand Tooele
Iron Unitah
Juab Wasatch
Kane Wayne
Millard Weber

WYOMING
Albany Natrona
Campbell Niobrara
Carbon Park
Converse Platte
Fremont Sublette
Goshen Teton
Hot Springs Sweetwater
Johnson Vinta
Laramie Washakie
Lincoln Weston