Factsheet for the California No Discharge Zone Prohibiting Vessel Sewage in all California Marine Waters

This factsheet describes the California no discharge zone established for all California marine waters, which went into effect in March 2012. It includes background information, frequently asked questions (FAQs) and a map of California no discharge zones. The factsheet also briefly describes California marine waters, holding tanks, gross tonnage and enforcement.

You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.