Orange County Water District

OC GROUNDWATER BASIN (through end of December 2021)
OCWD is one of the few groundwater management agencies able to track the groundwater basin’s “water budget” on a monthly basis. This information allows the District to make more informed management decisions about future water supplies and pumping.

Groundwater storage level

68% *239,613 ac-ft

Compared to same time last year: -2.9%

Illustrion of groundwater storage level

Groundwater recharge

118,800 ac-ft Water year to date

Compared to same time last year: +17.0%

Illustration of groundwater recharge
* Percentage of OCWD sustainable target

Groundwater pumping

131,185 ac-ft Water year to date

Compared to same time last year: -15.2%

Illustration of groundwater pumping
 
GWRS

Groundwater Replenishment System – new water you can count on

, 360,330,767,200 gallons produced

Early OCWD directors

Taking Pride in the Past, Preparing for the Future

Since its beginning in 1933, the Orange County Water District has grown far more extensively and rapidly than its founders could possibly have anticipated. Throughout the decades, the District has developed and introduced new technologies to manage water supplies, and is now a world leader in groundwater recharge.

News and events promo for homepage

Nation's Largest Ion Exchange PFAS Treatment Facility Begins Operation in Yorba Linda

OCWD and the Yorba Linda Water District (YLWD) began operating the nation’s largest ion exchange treatment plant to remove PFAS from local well water. The YLWD facility is among 35 PFAS treatment facilities being designed and constructed in Orange County over the next two years.