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Flood Mitigation Studies: Upper Goose Creek and Twomile Canyon Creek

Please click on the photo above to learn more about the city's flood mitigation planning process. (Please note, the presentation views better in Chrome rather than Internet Explorer)

Latest News & Updates

The City of Boulder requested feedback on conceptual mitigation alternatives for Upper Goose Creek & Twomile Canyon Creek and 477 people provided input using the on-line questionnaire. Thank you to everyone who filled out the questionnaire and provided feedback!

Please click here to see the responses to the questionnaire.

You can see the different flood mitigation concepts here:  

For information on the Skunk Creek, Bluebell Canyon Creek and King's Gulch flood mitigation study, please click here

Project Background

The City of Boulder is developing master plans to identify opportunities for flood mitigation improvements for Upper Goose Creek, and Twomile Canyon Creek. ICON Engineering has been hired as the project consultant team to assist city staff with developing and analyzing different mitigation options. Once completed, the flood mitigation plans will be a long-range planning tool to guide future flood mitigation projects in the area. 

Community Engagement

March 19, 2018 Open House and Water Resources Advisory Board Meeting

City staff, engineering consultants and a representative from the Urban Drainage and Flood Control District were available to explain the flood mitigation alternatives under consideration and answer questions about the study process, creeks and ditches, and creek maintenance. Participants were asked to provide input using an online questionnaire. Below are materials related to the meetings:

July 20, 2017 Flood Mitigation Workshop:

Thank you to everyone who participated in the flood mitigation workshop on July 20, 2017!  Below are links to the materials related to the workshops: 

Next Steps

We are reviewing feedback and information from the questionnaire and will post information about future meetings once scheduled.

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