The Office of Research and Statistics (ORS) studies the impact of the legalization of recreational marijuana on various aspects of public safety pursuant to 24-33.5-516, C.R.S. Study outcomes are provided in reports on marijuana legalization impacts and driving under the influence and marijuana-related resources available from other state agencies.
Reports (pdf files)
2021 Impact of Legalization of Marijuana in Colorado (2021)
2012-2017 Impact of Legalization of Marijuana in Colorado (2018)
2014 Impact of Legalization of Marijuana in Colorado (2016)
(see also 2014 Supplemental Data Tables)
Related Reports (pdf files)
CY 2021 Driving under the Influence of Drugs and Alcohol (2024)
CY 2020 Driving under the Influence of Drugs and Alcohol (2023)
CY 2019 Driving under the Influence of Drugs and Alcohol (2022)
CY 2018 Driving under the Influence of Drugs and Alcohol (2020)
DUI in Colorado - One-page infographic (2020)
CY 2017 Driving under the Influence of Drugs and Alcohol (2019)
CY 2016 Driving under the Influence of Drugs and Alcohol (2018)
Dashboards
Under revision
Additional Resources
From the Colorado Department of Public Health and Environment:
- Monitoring Health Concerns Related to Marijuana
- Youth use of Marijuana, (at Healthy Kids Colorado Survey)
- Adult use of Marijuana
- Marijuana use by pregnant women
- Emergency Department and Hospitalizations related to marijuana
- Poison Control
From the Colorado Department of Revenue