Groundwater levels have rapidly declined in many areas, while some aquifers' levels have risen since 2000

Median change in groundwater depth per year, in meters

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A map of the southwest United states showing aquifers color coded by change in depth to groundwater per year.

Reno

NEVADA

UTAH

COLORADO

Sacramento

San Francisco

CALIFORNIA

Fresno

Albuquerque Basin

Las Vegas

Albuquerque

Kaweah Basin

ARIZONA

Los Angeles

NEW MEXICO

Phoenix

Tucson

Avra Valley

100 miles

A map of the southwest United states showing aquifers color coded by change in depth to groundwater per year.

Reno

NEVADA

UTAH

COLORADO

Sacramento

San Francisco

CALIFORNIA

Fresno

Albuquerque Basin

Las Vegas

Albuquerque

ARIZONA

Los Angeles

Kaweah Basin

NEW MEXICO

Phoenix

Tucson

Avra Valley

100 miles

Gabrielle LaMarr LeMee LOS ANGELES TIMES