A topographic and soils map of the proposed development indicating soils names and their Soil Conservation Service (SCS) hydrologic classification must be provided.
a. The topographic map shall include the land to be subdivided and such adjoining land whose topography may affect the layout or drainage of the development.
b. The contour intervals shall be one (1) foot when slopes are less than four percent (4%) and shall be two (2) feet when the slope exceeds four percent (4%).
c. The following shall be shown:
1. The location of streams and other flood water runoff channels, the extent of the floodplains at the established 100-year flood elevation where available (regulatory floodway), and the limits of the floodway, all properly identified.
2. The normal shoreline of lakes, ponds, swamps and detention basins, their floodplains, and lines of inflow and outflow if any.
3. The location of regulated drains, farm drains, inlets and outfalls, if any of record.
4. Storm, sanitary and combined sewers and outfalls, if any of record.
5. Septic tank systems and outlets, if any, of record.
6. Seeps, springs, flowing and other wells, that are visible or of record.
7. Potable water lines and other public utilities.
(Ord. No. 1708, 6-13-07)