Updated: 3:00 p.m. on January 18, 2018

UPDATE: OZAUKEE COUNTY, Wis. (CBS 58) -- The operator of the snowmobile has been identified as Daniel Dickmann.

The investigation remains ongoing.

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OZAUKEE COUNTY (CBS 58) – A 29-year-old man from Port Washington died from his injuries following a snowmobile crash in Ozaukee County on Wednesday.

The sheriff’s department says the crash occurred on the Milwaukee River in the Town of Fredonia around 11:49 p.m.

The Wisconsin Department of Natural Resources is assisting in the investigation. The name of the victim is being withheld pending notification of family.