The person at the center of this case
William Raymond Robideau
Missing Person · Open
43 years waiting · since 1983
Missing Person: William Raymond Robideau
Justice for William Raymond Robideau — the trail went cold in 1983, but the truth hasn't.
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Key leads to think about
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vehicle
Lead #1What happened to the aircraft? Was wreckage ever located between Melozi Hot Springs and Fairbanks?
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person
Lead #2What were the circumstances and purpose of the flight on February 1, 1983?
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evidence
Lead #3Were there any distress signals or last radio communications from the aircraft?
William Raymond Robideau, a 38-year-old pilot, disappeared on February 1, 1983, while flying an aircraft between Melozi Hot Springs and Fairbanks, Alaska with two passengers aboard. The aircraft became overdue and the fate of Robideau and his passengers Kenneth Erlewine and Susan Edmondson remains unknown. Despite decades of investigation by Alaska State Troopers, the case remains unsolved and any information about the aircraft or its occupants is urgently needed.
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More leads to consider
Beyond the top three above — each detail below could be the thread that pulls this case open.
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witness
Lead #4Did anyone observe the aircraft or have information about its route or condition?
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Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
NamUs case MP68181. Missing person: William Raymond Robideau.
Last known contact: 1983-02-01 in Fairbanks, Fairbanks North Star, AK. Circumstances: William was a pilot in an aircraft overdue between Melozi Hot Springs and Fairbanks.
Missing with passengers Kenneth Erlewine (MP#66715) and Susan Edmondson (MP#66547). Demographics: 38 years, Male, White / Caucasian.
Physical description: 5 ft 5 in, 160 lbs, hair: Black, eyes: Brown. Clothing and accessories: Clothing: Brown carhartts Coat Down vest; Footwear: Insulated bean boots.
Investigating agency: Alaska State Troopers | E83004421 | 1983-02-02.
Timeline of Events
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1983-02-01
Aircraft overdue
William Raymond Robideau's aircraft became overdue while flying between Melozi Hot Springs and Fairbanks with passengers Kenneth Erlewine and Susan Edmondson aboard.
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1983-02-02
Investigation initiated
Alaska State Troopers opened investigation case E83004421.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:February 1, 1983
Last Updated:May 21, 2026
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Phone: 9072695511
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Case Information
Incident:February 1, 1983
Last Updated:May 21, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 9072695511
You can remain anonymous