Citations
Colorado ERPO Statutes
CO Rev Stat § 13-14.5-101, et. al.
Extreme Risk Protection Orders, HB19-117 (2019) https://leg.colorado.gov/bills/hb19-1177.
Extreme Risk Protection Order Petitions, SB23-170 (2023) https://leg.colorado.gov/bills/sb23-170.
Colorado’s Suicide Rates
See, e.g., Center for Disease Control, Suicide Rates by State, Publication (March 2025) https://www.cdc.gov/suicide/facts/rates-by-state.html.
Colorado Firearm Related Deaths
See, e.g., Colorado Department of Public Health and Environment, Injury and death involving firearms (2025), https://cdphe.colorado.gov/colorado-gun-violence-prevention-resource-bank/injury-and-death-involving-firearms.
Firearms and Suicide
See, e.g., Andrew Conner, Deborah Azrael, Matthew Miller, Suicide- Case-Fatality Rates in the United States, 2007 to 2013: A Nationwide Population-Based Study, Annals of Internal Medicine (December 2019) https://pubmed.ncbi.nlm.nih.gov/31791066/.
See, e.g., John Gramlich, What the data says about gun deaths in the U.S., Pew Research Center (March 2025), https://www.pewresearch.org/short-reads/2025/03/05/what-the-data-says-about-gun-deaths-in-the-us/#what-share-of-all-murders-and-suicides-in-the-u-s-involve-a-gun.
Firearms and School Shootings
U.S. Secret Service National Threat Assessment Center, Protecting America’s Schools: A U.S. Secret Service Analysis of Targeted School Violence (2019) https://www.secretservice.gov/sites/default/files/2020-04/Protecting_Americas_Schools.pdf
Extreme Risk Protection Order Data
Aaron J. Kivisto and Peter Lee Phalen, Effects of Risk-Based Firearm Seizure Laws in Connecticut and Indiana on Suicide Rates, 1981 – 2015, Psychiatric Services (August 2018) https://doi.org/10.1176/appi.ps.201700250.
Colorado Department of Public Health & Environment, Colorado Firearm Dashboard (2025) https://cdphe.colorado.gov/colorado-gun-violence-prevention-resource-bank/colorado-firearm-data-dashboard.
Jeffrey W. Swanson, Michael A. Norko, Mar Hsui-JU Lin, et al., Implementation and Effectiveness of Connecticut’s Risk-Based Gun Removal Law: Does it Prevent Suicides?, Law and Contemporary Problems (2017), https://www.jstor.org/stable/45020002.
Leslie Barnard, Marian Betz, Shannon Frattaroli, et al., Extreme risk protection order use in six US states: a descriptive study, Injury Epidemiology (June 2025), https://pmc.ncbi.nlm.nih.gov/articles/PMC12131552/.