BLACKSTONE MARINE INC HIN Decoder
Hull Identification Numbers beginning with EQC were assigned by the US Coast Guard to BLACKSTONE MARINE INC of BRISTOL, RI. The builder is listed in the USCG MIC database. Enter the full 12-character HIN below for build date, model year, and serial — free, no account.
MIC
EQC
Location
BRISTOL, RI
In business
since 2000
Status
Listed active in USCG records
BLACKSTONE MARINE INC hulls (2000–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Free · no account · the HIN is on the transom, upper starboard (right) corner
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BLACKSTONE MARINE INC HIN FAQ
What does a BLACKSTONE MARINE INC HIN look like?
It starts with the three characters "EQC" — the Manufacturer Identification Code the US Coast Guard assigned to BLACKSTONE MARINE INC — followed by a 5-character hull serial and a 4-character date code, 12 characters total. BLACKSTONE MARINE INC hulls (2000–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is BLACKSTONE MARINE INC still in business?
USCG records list BLACKSTONE MARINE INC of BRISTOL, RI in the MIC database (registered 2000).
How do I decode the year on a BLACKSTONE MARINE INC HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. BLACKSTONE MARINE INC hulls (2000–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits. Enter the full 12-character HIN above and the decoder works it out, including the legacy formats.
Other builders in RI
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "BLACKSTONE MARINE INC HIN Decoder," carwhere.com/hin-decoder/eqc, last verified 2026-06-12.