21 hours ago · The Colorado River Compact, a 1922 agreement that allocated the river’s water, lets California draw up to 4.4 million acre-feet per year. Colorado was allocated up to 3.85 million acre-feet.

Territory of Colorado (California) was an 1859–60 attempt by Californios to separate the southern counties of California into a separate Territory of the United States.

5 days ago · Most of what California draws from the Colorado River goes to crop irrigation. Drinking water is managed by the Metropolitan Water District of Southern California, which brings water from the Colorado River through the Colorado River Aqueduct. The district serves about 18 million people, including Los Angeles and San Diego counties.

The aqueduct impounds water from the Colorado River at Lake Havasu on the California–Arizona border, west across the Mojave and Colorado deserts to the east side of the Santa Ana Mountains. It is one of the primary sources of drinking water for Southern California.

The Colorado River supplies roughly a third of all water for Southern California cities and suburbs. It also supports a large farming industry in Imperial and Riverside Counties.

The Colorado Aqueduct, built in the 1930s, transports water from the Colorado River to Southern California. It's operated by the Metropolitan Water District of Southern California (MWD) and is the region’s primary source of drinking water.

The All-American Canal is an 82-mile-long (132 km) aqueduct, located in southeastern California. It conveys water from the Colorado River into the Yuma Project, the Imperial Valley, and to nine cities. It is the Imperial Valley's only water source, and replaced the Alamo Canal, which was located mostly in Mexico.

Bracing for an ever-growing gap between supply and demand of Colorado River water, three Southwestern states today unveiled an agreement that would cut California’s portion by about 10% in most years.

Apr 13, 2022 · As Southern California’s water supply faces long-term threats brought on by climate change, it may be a good time to review: Where does the water we use in our homes come from? And how do we ensure its reliability as drought conditions worsen?

Feb 11, 2023 · While Southern California stands to see the greatest impact, Lien-Mager said the diminishing river system is emblematic of the bigger threat of climate change, which impacts all Californians.