T and L levees in Santa Ana River

OCWD’s Santa Ana River Operations

A dedicated webpage has been created in response to community questions about OCWD’s work in the river, a decades-long ongoing effort to sustainably manage and replenish the groundwater basin.

Prado wetlands at sunrise

OCWD Earns Sustainable Government of the Year Award

OCWD has been named Sustainable Government of the Year by Sustain SoCal, recognizing the District’s leadership in environmental stewardship, sustainable water management and effective use of local resources.

Groundwater Replenishment System

NEW WATER YOU CAN COUNT ON

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gallons produced

OC GROUNDWATER BASIN (July 2026 – September 2026)

OCWD tracks how much water enters, leaves and remains in the groundwater basin to maintain a reliable water supply for 2.5 million people in north and central Orange County. The basin is managed within an ideal operating range that helps prevent seawater intrusion and groundwater from rising into homes, businesses and neighborhoods.

Groundwater storage level

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ac-ft
Storage Level

Groundwater recharge

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ac-ft
Recharge

Groundwater pumping

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ac-ft
Pumping

Upcoming Agendized Meetings