Our Past Activations and Large Scale Exercises 1999 – Columbine High School Mass Shooting, ARESMAT 2000 – Douglas County Y2K Response, DC OEM 2002 – Hayman Fire, DC OEM 2005 – Operation Safe Haven (Katrina), NCR 2005 – National Disaster Medical System Exercise, VA 2006 – Holiday Blizzards, DC OEM 2007 – National Disaster Medical System Exercise, VA 2007 – H1N1 Vaccine Points of Disbursement, Tri-County Health 2008 – Democratic National Convention, DC Sheriff 2009 – Douglas County Wildland Interface Fire Exercise 2009 – Elbert County Mass Casualty Incident Exercise 2009 – Operation Shady Brook – Salvation Army 2009 – Operation Vigilant Front Range Exercise, DC OEM 2009 – Spring Blizzard, DC OEM 2010 – Operation Neptune, DC OEM 2011 – Operation Mountain Guardian, NCR 2012 – National Disaster Medical System, VA 2013 – Operation Vital Connection, CONG & DHSEM 2015 – Operation Vital Connection II, CONG & DHSEM 2016 – DIA Full Scale Aircraft Crash Exercise, NCR 2017 – Zack Parish Shooting, DC Sheriff 2018 – Two Blizzard Activations, DC OEM 2019 – Bomb Cyclone, DC OEM 2021/2 – Marshall Fire, Boulder County 2023 – 125 Fire, EC OEM 2024 – March Snowstorm Activation, DC OEM 2024 – November Snowstorm Activation, EC OEM