Floodplain St. Charles County GeographyPublic Safety & JusticeEnvironment Floodplain data for St. Charles County csv kml zip html json
10 ft. Elevation Contours St. Charles County Geography 10 ft. Elevation Contours (Scale 1:9600) 2x csv 2x kml 2x zip 2x html 2x json
Ground Reference Control Points St. Charles County Geography Ground Reference Control Points for St. Charles County csv kml zip html json
Wetlands (NWI) St. Charles County Geography This data set represents the extent, approximate location and type of wetlands and deepwater habitats in the conterminous United States. csv kml zip html json
Cross Section Lines St. Charles County Geography These lines represent the locations of channel surveys performed for input into the hydraulic model used to calculate flood elevations. csv kml zip html json