Nielsen, circa 1994
Mark Patrick Nielsen
Missing since October 10, 1994 from San Luis Obispo County, California
Classification: Missing
Vital Statistics
Circumstances of Disappearance
Nielsen was last seen in San Luis Obispo County, California on October 10, 1994.
Investigators
San Luis Obispo County Sheriffs Department
If you have any information concerning this case, please contact:
805-781-4550
Agency Case Number:
950101168
NCIC Number:
Source Information:
M-800857970
Please refer to this number when contacting any agency with information regarding this case.
California Department of Justice