The 25-year-old Tacoma woman, Pamela N. Williams, also was ordered to pay $7,000 in restitution, and she was banned from the park for the three years of supervision after she is released from prison.
The U.S. attorney's office said Williams pleaded guilty in December to conspiracy and aggravated identity theft.
A co-defendant accused of participating in the car break-ins in the summer of 2010, Matthew Mortinson, is scheduled for trial in June.
More Northwest Headlines
1 dead, 2 injured in drive-by shooting in Federal Way Yakima youngsters mix Legos, science education Activists rappel off Oregon bridge to stop Shell icebreaker Stanwood man pleads guilty to stealing from Swinomish tribe Death penalty dropped from Carnation killings trial Poll: Just 30 percent inclined to re-elect Gov. Inslee GOP lawmakers want Washington to look at Planned Parenthood Salvation Army sets up charging ports for Portland homeless
Our new comment system is not supported in IE 7. Please upgrade your browser here.