From September 9th - September 16th, 2013, Colorado experienced one of its most extreme rainfall and flood events in recorded history. How did this storm compare to other major rain/flood events in Colorado history? Charts, graphs, maps help explain how the flooding developed and impacted the state.

Please note these values (cumulative lists) are likely low considering that many small non-community systems, private and industrial systems did not reach out to government agencies for assistance or haven't assessed their damage at this time. New impacted systems appear frequently and will continue to grow for some time. In addition, detailed assessments of damage are just being undertaken and are often finding more damage than originally thought....

The purpose of this report is to document the failure of the Havana Street Dam which occurred on September 12, 2013. A site investigation was performed as soon after the dam failure as possible to collect evidence of the failure in order to document the cause and consequences of the failure and to chronicle the events so that lessons learned could be gleaned for future application to dam safety regulations, policies, and procedures.

This staff report analyzes and describes the "lessons learned" about Colorados oil and gas industry and the work of Colorado Oil and Gas Conservation Commission during and after the flood of September 2013. The COGCC estimates that more than 5,900 oil and gas wells lie within 500 feet of a Colorado waterway that is substantial enough to be named. When these streams flood nearby oil and gas facilities are at risk of damage, spills, environmental...