The Delta Protection Commission today released a public-comment draft of the Management Plan for the Sacramento-San Joaquin Delta National Heritage Area (Delta NHA). … The Delta NHA was created in 2019 by Congress (PDF). It is California’s first, and so far only, National Heritage Area. … The Delta Protection Commission is scheduled to vote on the plan March 7, 2024, after which it will be submitted to the Secretary of the Interior for approval. After approval, implementation of the plan can begin.