A Belton man died when the 2008 Honda Rancher ATV he was driving skidded off the roadway and struck a tree on July 6.
The crash occurred in Ozark County on County Road 529 west of Missouri Route J at approximately 11:30 p.m.
Joseph B. Stamey, 26, was pronounced dead after he was ejected from the vehicle and landed in the roadway.
The Missouri State Highway Patrol reported 17 deaths from traffic crashes throughout the state during the Independence Day holiday counting period, including the five people who were killed in a crash on July 4 in Archie.
Jason A. Rittermeyer, 32, of Archie, died when he lost control of the vehicle he was driving after the vehicle traveled off the right edge of the roadway on Missouri Route B at Cantrell Road.
The vehicle returned to the roadway, skidded sideways across the highway, and was struck in the passenger door. Both vehicles came to rest off the south side of the roadway.
Noah Rittermeyer, 10, Sage Rittermeyer, 9, Anna Rittermeyer, 8, all of Archie, and Aleah M. Lucas, 22, of Olathe, Kan., also died in the crash.
The driver of the second vehicle sustained minor injuries. He was not wearing a seat belt at the time of the crash.
The counting period began at 6 p.m., Wednesday, July 3, 2013, and ended at 11:59 p.m., Sunday, July 8.
The MSHP worked 358 traffic crashes in which 13 people died and 157 were injured. The Columbia Police Department worked one fatality crash; St. Louis City Police Department worked a triple fatality crash.
Troopers also arrested 199 people for driving while intoxicated during this year's 102-hour holiday counting period.
During last year's 30-hour counting period, MSHP troopers worked 99 traffic crashes in which three people died and 45 were injured. Troopers arrested 59 people for driving while intoxicated last year.
Statewide, in 2012, there were 385 traffic crashes, in which four people died and 194 were injured.