Three Central Valley congressmembers are pushing back on new filings in the Newsom administration’s lawsuit challenging the 2019 biological opinions for Delta pumping operations.

“Court-ordered management throws California’s water supply into chaos, ignoring an already punishing drought year,” write Reps. Jim Costa, John Garamendi and Josh Harder in a letter to state and federal agencies.

Included in the filings was an “unprecedented” operations plan for the coming water year, which they called it a backslide to an outdated approach and the worst possible outcome for water management. They worried it would obstruct progress on voluntary agreements and said it lacks adequate scientific or public review. When the administration initially filed the lawsuit, the congressmembers said it would lead to protracted litigation.

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“We fear that is now becoming reality,” they wrote.