With months still left of winter, California’s major reservoirs are holding about 129 percent of historical water levels for ...

Lake Mead, in the Colorado River system, is an important supplier of water to the Golden State. It is the largest U.S.

Shasta Lake, the largest reservoir in California, rose more than 30 feet over the past two weeks as a series of winter storms ...

After weeks of relentless winter storms, all of California’s key reservoirs are swelling past their historical levels for this time of year. California’s largest reservoir, Shasta Lake, is at 123% of ...

Since Dec. 16, the state’s largest reservoir — Shasta, a massive 35-mile-long lake near Redding — has risen by 36 feet. On ...

Rain and rising reservoir levels are routine this time of year, but the impact from recent storms is clear, state and local water agencies agree. A powerful series of atmospheric rivers has ...

Despite historic holiday storms resulting in reservoirs to overflow in California, Lake Mead’s water level declines in 2025.