Welcome to UDI!
Learn more about our awesome staff and dive instructors!
The best places to dive around Massachusetts!
Get certified to dive in open water
and trained in
Join us for local fun dives, distance trips, and more!
We've got the gear you need to dive comfortably in warm or cold water, available for rent or purchase!
We service regulators, BCs, masks, tanks, wetsuits, drysuits, and more!
We keep Fire & Police Dept equipment up to date, do SCBA training and compressor servicing!
Check out the dates for our classes, open water dives, events, and sales!
Stay up to date on our community news and events!
Thanks for submitting!
59 Washington St
Somerville MA 02144
New Hours of Operation Effective Sept. 23, 2018
Mon - Tue & Thu - Sat
10 am - 6 pm
(Closed Wednesday & Sunday)