The St. Vrain and Left Hand Water Conservancy District has been preserving and protecting water since 1971. The District was formed to develop, manage and protect water resources in the Longmont area.





  • We provide cutting edge water education.
  • We act as stewards for a very precious natural resource – our water.
  • We help people and governmental agencies find creative solutions to meet their water needs.
  • We fight threats to our water supply and protect existing water rights.
  • We ensure high quality water is available for future generations.
  • We were a partner in the 2013 flood recovery efforts.
Telephone Town Hall

Thank you to those of you who joined us for our first telephone town hall meeting. Thousands of you joined us on the phone and internet to talk about what we do at St. Vrain & Left Hand Water Conservancy District.

Latest News

imgp1853Colorado Water: The importance of ditch riders

Featured on 9 news August 24, 2016

On an early morning, Ebert took us along on the job to show us what it takes to keep parts of the Eastern Plains’ agriculture growing. His companions: his so-called “Ditch Dogs,” named Bear and Precious.

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North St. Vrain Creek stream restoration project complete

Boulder County, Colo. – Boulder County, in partnership with the City of Longmont, has completed restoration of a 1,960 foot segment of North St. Vrain Creek that was scoured and degraded by the 2013 Flood. Funding for the project was provided by Boulder County, the City of Longmont, and the Department of Local Affairs (DOLA) with Community Development Block Grant- Disaster Recovery (CDBG-DR) funds. The North St. Vrain Creek Collaborative Restoration Project is the first stream restoration project implemented under the Watershed Resilience Pilot Program. 

Read the entire article here…