Colorado Watershed Assembly STAFF

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Casey Davenhill, Executive Director

As Administrator for the Colorado Watershed Network (back in the last century), and Executive Director for the Colorado Watershed Assembly since 2013, Casey has a long history of coordination with River Watch, the Cherry Creek Stewardship Partners, the Colorado Healthy Rivers Fund and other important programs and projects facilitated by these two organizations. Casey loves to share her enthusiasm for public engagement and participation to find what is working and do more of that. She wants to encourage you all to stay involved with important issues of the day, especially water. Water connects us all!


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Diane Kielty, Program Manager

Diane came on board with the Colorado Watershed Assembly in 2015. Along with providing strategic guidance and operational support, she organizes and coordinates the Colorado Healthy Rivers Fund program, Chatfield Watershed Authority program, and serves as oversight on all project activities.

Diane’s background in watershed work began in 2007 as a Project Development Consultant with the Clear Creek Watershed Foundation. She has managed project agreements with organizations including the United States Environmental Protection Agency, United States Department of Agriculture-Forest Service, Colorado Department of Public Health & Environment, and Colorado Division of Reclamation, Mining, & Safety. Diane served the Foundation as Project Manager for remediation of large-scale nonpoint source pollutants contributing to the State of Colorado’s 303(d) list of impaired waters for trace metals.


Tammi Renninger, ElephantFish GIS Services / spatial Data Analyst

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Tammi is happy to be working with CWA doing something she loves to do...analyzing spatial data and presenting spatial data for educational purposes. As a GIS professional with a background in hydrogeology and environmental sciences Tammi works with amazing hydrogeologists, geophysicists, ecologists, and engineers all throughout Colorado in support of various water rights issues, water quantity analyses, Colorado’s Decision Support Systems, and environmental remediation sites. As part of the CWA team, Tammi has presented informational workshops for the Purgatoire Watershed Partnership as well as at the Sustaining Colorado Watersheds Conference. She also creates maps, both large and small, to help move CWA’s message of collaboration, such as the Healthy Rivers Fund, forward throughout our community. She is a Colorado mountain dweller who enjoys time spent surrounded by rocks, plants, water, and especially her family and friends. If she’s not making a map, then she finds other ways to support her community through anything from robots to myco-restoration.


Brianna federico / social media coordinator

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Brianna is a Colorado native and graduate of Metropolitan State University in Convergent Journalism and Digital Media. Nature is a guiding force in Brianna’s life and she is happiest when she is outdoors. Brianna loves using digital creations to tell the miraculous stories of the stunning environments around us which in turn she hopes inspires others to get outside.

In this position, Brianna interacts with CWA’s virtual communities and network users to tell Colorado about our programs and watershed activities throughout the state, and to bring meaningful and accessible content to our social media platforms. Brianna maintains the CWA social media pages and profiles on existing social media platforms for the Colorado Watershed Assembly, Colorado Healthy Rivers Fund and Cherry Creek Stewardship Partners. As well as creates various campaign and outreach programs to spread our message.