Rain Barrel Regulations
Additional Resources for Regulations on Rain Barrels
Precipitation collection is allowed on residential properties under certain conditions. In Colorado, water diversion and use is subject to administration under the prior appropriation doctrine in accordance with Colorado’s Constitution; however, legislation approved in 2016 and 2009 (described below) provide for limited situations where precipitation can be collected with some exception from strict administration in the water right priority system.
For a description of rainwater collection, water rights, and helpful information for homeowners in Colorado, see Colorado State University Extension’s Rainwater Collection in Colorado Fact Sheet and Colorado Department of Public Health and Environment’s Residential Rain Barrels Best Practices Flyer. A few additional resources are provided below: