California Farm Bureau Litigating Central Coast Regional Board Agricultural Order 4.0 Requirements
Published Friday, May 8, 2026
California Farm Bureau is litigating two cases involving the California State Water Resources Control Board’s review of the Central Coast Regional Water Board’s Agricultural Order 4.0. Farm Bureau is challenging the regional water board and state water board’s determination of what constitutes a legally adequate economic analysis of new water quality permit requirements. Farm Bureau also opposes various environmental groups’ challenge of the state water board’s decision not to require nitrogen discharge limits and nitrogen application limits for irrigated agricultural operations. Farm Bureau and the environmental groups filed their opening briefs on Feb. 13. Opposition briefs were filed on April 28 and May 5. The two hearings will take place in September.
Staff contact: Kari Fisher, kfisher@cfbf.com.


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