The person at the center of this case
Tamara Ann Haas (alias: Tammy)
Cold Case · Open
TAMARA ANN HAAS
Tamara Ann Haas, 19, attended a party in Crofton, Nebraska on September 17, 1992 and did not return home. Her body was discovered days later in a ditch near the party location. An autopsy determined she died from hyperflexion of her neck. The circumstances surrounding her death remain unexplained.
Crofton, Nebraska
🏛️ FBI Minneapolis Field Office, Yankton Police Department
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Case Summary
Tamara Ann Haas, 19, attended a party in Crofton, Nebraska on September 17, 1992 and did not return home. Her body was discovered days later in a ditch near the party location. An autopsy determined she died from hyperflexion of her neck. The circumstances surrounding her death remain unexplained.
Timeline of Events
👁️
1992-09-17
Party Attendance
Tamara Ann Haas attended a party in Crofton, Nebraska and did not return home that night.
👤
1992-09-17
Disappearance
Haas failed to return to her residence in Yankton, South Dakota.
🔍
1992-09-22
Body Discovery
Haas' body was found in a ditch near the party location in Crofton, Nebraska.
📋
1992-09-22
Autopsy Results
Autopsy revealed death was caused by hyperflexion of the neck.
Key Locations
Interactive map showing important locations related to this case
Points of Interest / Key Leads
🔍
evidence
Lead #1Cause of death: hyperflexion of the neck - suggests potential foul play or accident
👁️
witness
Lead #2Attendees at the party in Crofton, Nebraska on September 17, 1992
⏰
timeline
Lead #3Gap between party attendance and body discovery - circumstances of death unclear
💡
clue
Lead #4Body found in ditch near party location suggests victim may not have left the area
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Case Information
Case Type:
Cold Case
Status:
Open
Case Number:427
Started:September 17, 1992
Last Updated:April 26, 2026
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