Contact our Hydrographic Operations unit to report an off-station or damaged buoy.
Boaters can use Maryland Clean Marinas and practice Clean Boating habits to protect our waterways.
Provide your friends and family with a safe boating experience. Boating Safety Requirements and course options.
The Chesapeake Bay is home to an array of boats and boaters. There are over 200,000 registered boats in the State, which means everyone needs to be aware of their actions on the water. Learn more about courtesy on the water and do your part to make Maryland waters enjoyable for all users.
There are over 12,550 Personal Watercraft (PWC), commonly called Jet Ski’s or Wave Runners, registered in Maryland. Learn more about the rules and regulations for PWCs and how to operate one in a responsible manner by visiting the special safety section for “PWCs”.
Prevent the spread of aquatic hitchhikers. The zebra mussel is an exotic and harmful species that are a form of biological pollution and damage aquatic ecosystems. Click here to learn how to prevent the spread of zebra mussels in Maryland.
580 Taylor Ave., Annapolis MD 21401
Call toll-free in *Maryland* at 1-877-620-8DNR (8367)
Out of State: 410-260-8DNR (8367)