Project Wetlands

Description CDOT staff and consultants collect wetland boundary data for project development. This data is limited to wetland delineations completed for CDOT projects and CDOT/FHWA-funded projects beginning in 2017 with a few exceptions dating before 2017. Last Update 2019 Update Frequency Biannually Data Owner Division of Transportation Development Data Contact Wetland Program Manager Collection Method Projection NAD83 / UTM zone 13N Coverage Area Statewide Temporal Disclaimer/Limitations Absence of wetland polygons within an area does not indicate absence of wetlands. Additionally, wetland delineations legally expire after five years. Data found on this GIS platform should not be used in lieu of field investigations.