Colorado: Water
September 2010
Volume
40
Issue
26
The Department of Natural Resources amended 2 Colo. Code Regs. §410.1, Rules and Regulations for the Management and Control of Designated Groundwater. New rules take effect September 30, 2010. http://www.sos.state.co.us/CCR/RegisterContents.do?publicationDay=09/10/2010&Volume=33&yearPublishNumber=18&Month=9&Year=2010#21.