What uses most of Californias water supply? [Video]

SAN DIEGO (FOX 5/KUSI) — Even following a water year like 2023 and historic flooding events in recent months, California continues to see the need to conserve water.

A water year, or a “wet year,” according to the United States Geological Survey, is defined as a 12-month period in which precipitation levels are measured. Generally, it takes place between October 1 and September 30 in the northern hemisphere.

According to the California Department of Water Resources, while California gets 75% of its rain and snow from the watersheds in the northern portion of the state, 80% of water demand comes from the southern two-thirds of the state.

Residential water use by urban, suburban and rural communities is highest in the San Francisco Bay Area and the southern coast, which includes San Diego County, but in general, per-capita water use has been falling. Statewide, the average monthly residential water usage has dropped since 2021.

This follows an agreement last year …