Welcome to UDI!
We are Boston's oldest dive shop, with 50 years of experience in SDI and ERDI training, specializing in Public Safety equipment supply & servicing, and drysuit/wetsuit repair & tailoring!
Learn more about our awesome staff and dive instructors!
The best places to dive around Massachusetts!
59 Washington St
Somerville MA 02144
Mon-Tue & Thu
10am - 2pm
Friday - 10 am - 4pm
Saturday 10 am - 4pm
(Closed on Wednesday and Sunday)
Closed November 11th - Veterans day