The State of California adopted new legislation on ballast water management, with new discharge standards taking effect on 1 January 2022.
Namely, the Commission has adopted regulatory amendments that will implement the federal ballast water discharge standards for vessels arriving at California ports, among other provisions. These changes will become effective on January 1, 2022.
The details of these ballast water discharge standards are in the following table:
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https://safety4sea.com/california-adopts-federal-ballast-water-discharge-standards/