Tuesday, Jun. 18, 2024
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What is an allocation?

An allocation is a water budget. Within the County Groundwater Sustainability Agency (County GSA), there are allocations for irrigated acres within the County GSA in the Madera, Chowchilla, and Delta-Mendota Subbasins. The allocations decrease over time.

When were allocations adopted?

After extensive public outreach, on June 8, 2021, the County GSA adopted an allocation for irrigated acres for the County GSA in the Madera, Chowchilla and Delta-Mendota Subbasins.

What is the allocation?

The table below shows the inches of evapotranspiration of applied water (ETAW) per irrigated acre within the allocation.*


*The allocation is only for the County GSA (white areas) and only for acres irrigated as of June 8, 2021.



December 15, 2020 – Resolution No. 2020-166: Resolution Adopting a Groundwater Allocation Approach for the Groundwater Sustainability Plan
June 8, 2021 – Resolution No. 2021-069: Resolution Establishing Groundwater Allocation Amounts for 2021 through 2025 and Farm Unit Documentation. Farm Unit Zone Map
August 17, 2021 – Resolution No. 2021-113: Resolution Establishing Groundwater Allocation Refinements


September 27, 2022 – Resolution No. 2022-143 Chowchilla , Resolution N0. 2022-144 Delta-Mendota, Resolution No. 2022-145 Madera 

Additional Resources 

Allocation FAQs