Add/Update Rodeo Edit Rodeo Your Name* Your Email* Reason for Edit Add Dates Incorrect Information Cancelled Rodeo Title DatesHoursSunday 10:00am AdmissionEventsMounted Shooting DescriptionThe WPQ Mairposa Massacre will be held on Sunday, July 9th, 2017 in . This La Grange rodeo is held at Mariposa Event Center and hosted by San Joaquin Valley Rangers. Contact InformationSan Joaquin Valley Rangers Phone: (925) 382-4959 Email: jkmdsm@pacbell.net Website: http://www.sjvr.info/ Cowboy Mounted Shooting Association Phone: (888) 960-0003 Phone: (719) 426-2774 Website: http://www.cmsaevents.com/ VenueMariposa Event Center 2759 Ranchito Dr. La Grange, California 95329Rider InformationMain Match: 90.00 Wranglers: 30.00 Clean Shooters: 10.00 Shotgun: 25.00 Δ