100 miles
100 km
WY
ID
UPPER
COLORADO
BASIN
Salt Lake
City
NV
Denver
UT
CO
Lake
Powell
Las Vegas
Lake
Mead
Albuquerque
Flagstaff
LOWER
COLORADO
BASIN
NM
AZ
CA
Phoenix
US
Tucson
MEXICO
Graphic: Renée Rigdon, CNN
100 miles
100 km
WY
ID
UPPER
COLORADO
BASIN
Salt Lake City
NV
Denver
UT
CO
Lake
Powell
Las Vegas
Lake
Mead
Albuquerque
Flagstaff
LOWER
COLORADO
BASIN
NM
AZ
CA
Phoenix
US
Tucson
MEXICO
Graphic: Renée Rigdon, CNN
WYOMING
IDAHO
100 miles
Cheyenne
100 km
Salt Lake City
UPPER
COLORADO
BASIN
Denver
NEVADA
UTAH
COLORADO
Lake
Powell
Las Vegas
Santa Fe
Lake
Mead
Flagstaff
LOWER
COLORADO
BASIN
Albuquerque
CALIFORNIA
ARIZONA
NEW MEXICO
Phoenix
US
Tucson
El Paso
MEXICO
Graphic: Renée Rigdon, CNN
