Bureau of Reclamation Increases California Water Allocation

Federal officials raised the water supply for south-of-Delta contractors to 31 percent following favorable reservoir conditions.

Updated on Oct. 27, 2026 in Agriculture

Isometric editorial illustration of a concrete irrigation canal, representing state water resource management. — The Bureau of Reclamation raised California's south-of-Delta water allocation to 31 percent, providing more surface water for West Fresno County farmers. AI Illustration. Upload story photo >

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The Bureau of Reclamation has increased the water allocation for south-of-Delta contractors from 28 percent to 31 percent. This adjustment, announced October 27, provides additional surface water supplies to farmers in west Fresno County.

Why it matters

The increased surface water availability helps agricultural producers reduce groundwater pumping, which is vital for meeting Sustainable Groundwater Management Act goals. By using more surface water now, growers can better preserve groundwater reserves for future dry years.

The Bureau of Reclamation raised the south-of-Delta contractor allocation to 31 percent compared to the 28 percent rate previously set. The agency manages these supplies through the Central Valley Project, which serves large districts including Westlands Water District.

The players

Bureau of Reclamation

This federal agency under the U.S. Department of the Interior manages water projects and resource conservation across the western United States.

Westlands Water District

As the largest contractor in the Central Valley Project, this district provides irrigation water to agricultural operations in Fresno and Kings counties.

The details

The decision to boost supplies stems from better than expected water conditions within the reservoirs managed by the Bureau of Reclamation. These federal authorities released additional water into the system to support ongoing irrigation needs in the region.

May 19, 2026: The original allocation amounts were announced.
October 27, 2026: The Bureau of Reclamation announced the increase to 31 percent.
December 2026 – February 2027: El Niño conditions are expected to arrive in California.

Market Landscape

This decision mirrors the broader shift toward balancing agricultural production with the constraints established by the Sustainable Groundwater Management Act. It highlights the competitive necessity for farmers to secure surface water to maintain viability while adhering to strict aquifer sustainability goals.

Farmers in west Fresno County gain access to a larger supply of surface water to support their ongoing operations. This shift helps reduce the immediate financial and operational burden associated with excessive groundwater pumping.

The takeaway

The increase in water supply offers a strategic advantage to growers looking to preserve their long-term groundwater reserves. Operators should plan for potential wetter conditions by the winter of 2026 as El Niño models suggest an incoming shift in precipitation patterns.