BLACK SWAMP INDUSTRIES INC HIN Decoder
Hull Identification Numbers beginning with IRH were assigned by the US Coast Guard to BLACK SWAMP INDUSTRIES INC of HAWLEY, MN. 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
IRH
Location
HAWLEY, MN
In business
since 2001
Status
Listed active in USCG records
BLACK SWAMP INDUSTRIES INC hulls (2001–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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BLACK SWAMP INDUSTRIES INC HIN FAQ
What does a BLACK SWAMP INDUSTRIES INC HIN look like?
It starts with the three characters "IRH" — the Manufacturer Identification Code the US Coast Guard assigned to BLACK SWAMP INDUSTRIES INC — followed by a 5-character hull serial and a 4-character date code, 12 characters total. BLACK SWAMP INDUSTRIES INC hulls (2001–present) all use the current HIN format: a month letter (A=January…L=December), a certification-year digit, then two model-year digits.
Is BLACK SWAMP INDUSTRIES INC still in business?
USCG records list BLACK SWAMP INDUSTRIES INC of HAWLEY, MN in the MIC database (registered 2001).
How do I decode the year on a BLACK SWAMP INDUSTRIES INC HIN?
On current-format HINs the last two characters are the model year and the 9th–10th encode the certification month and year. BLACK SWAMP INDUSTRIES INC hulls (2001–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 MN
Sources: USCG Manufacturer Identification Code database (uscgboating.org, refreshed monthly) · HIN format per 33 CFR 181 subpart C. Cite this page: CarWhere, "BLACK SWAMP INDUSTRIES INC HIN Decoder," carwhere.com/hin-decoder/irh, last verified 2026-06-12.