Left Hand Creek Master Plan


Left Hand Creek Master Plan

The Left Hand Creek Master Plan is now complete. For more information or to review the plan, visit the Left Hand Creek Master Plan website.

Study Area

The master plan for Left Hand Creek includes the following areas:

  • Left Hand Creek from its headwaters near the base of Niwot Ridge, to its confluence with James Creek.
  • James Creek from its headwaters near the Town of Ward (including Little James Creek east of the Sky Ranch Estates subdivision), to the above confluence with Left Hand Creek.
  • The main stem of Left Hand Creek below James Creek confluence, to its confluence with St. Vrain Creek in the City of Longmont.
  • The portion of the South St. Vrain Creek Watershed above the trans-basin diversion in R73W T2N Sec 36.


Community Meetings


Map of Left Hand Master Plan

 Coalition Partners

Coalition Partners

Boulder County is working in collaboration with property owners, residents, and local agencies. Coalition partners for the Left Hand Creek master plan are:

  • Boulder County
  • City of Boulder
  • City of Longmont
  • Colorado Division of Parks and Wildlife
  • Colorado Dept. of Public Health and Environment
  • Colorado Division of Reclamation and Mine Safety
  • Colorado Water Conservation Board
  • James Creek Watershed Initiative
  • Keep it Clean Partnership
  • Left Hand Ditch Company
  • Left Hand Water District
  • Left Hand Water Oversight Group
  • Saint Vrain and Left Hand Water Conservancy District
  • Town of Jamestown
  • Town of Ward
  • USDA Forest Service, Arapaho/Roosevelt National Forest
  • USDA Natural Resources Conservation Service
  • U.S. Environmental Protection Agency, Region 8