Stormwater & Drainage

Program Goals and Services

Protect people, property and infrastructure from flooding and its impacts.
Develop master plans for drainage basins in the city.
Develop floodplain maps with specific information about the flooding risk in each basin.
Rehabilitate and improve existing stormwater facilities that are aging or reaching the end of their design-life.
Issue Floodplain Development Permits to manage development within the regulated or effective floodplain.
Work on drainage improvement projects that are designed and prioritized to provide cost-effective flood protection.
- Projects are financed through monthly residential and business stormwater rates.
Work to protect and maintain the quality of streams, rivers and other vital water resources including irrigation ditches.
- Longmont's stormwater drainage system connects directly to the St. Vrain Creek, protecting stormwater quality keeping our waterways healthy and preserving wildlife habitat.