The Boulder County Official Floodplain Map is available online

Boulder County, Colo. - Boulder County Transportation received approval from the Board of County Commissioners for Docket Z-17-0002: Zoning Map Amendments to the Floodplain Overlay District Based on CHAMP Phase II Floodplain Mapping and other best available information after a public hearing on July 24, 2018. The resulting floodplain map amendments include the following changes to the Boulder County Official Floodplain Map:

Stream Reaches with Updates Effective Aug. 1, 2018

• Fourmile Creek
• Geer Canyon
• Gold Run
• Left Hand Creek
• Little Thompson River
• Lower Fourmile Canyon Creek (below Anne U. White trailhead)
• James Creek
• North St. Vrain Creek (at Longmont Dam Road)
• St. Vrain Creek Floodway

Stream Reach with Updates Effective Oct. 1, 2018

• Lower Boulder Creek Floodway (Kenosha Rd./115th St. to East County Line Rd.)

The Boulder County Official Floodplain Map is available at https:bit.ly\2JUvl6g and from the Boulder County Floodplain Management webpage.

Additional information is available on the Land Use Docket
Z-17-0002 webpage and the Floodplain Remapping Project webpage.