The Papio-Missouri River Natural Resources District is proposing the construction of a regional detention basin (WP-1), dam structure, auxiliary spillway, and sediment basin on Whispering Ridge Creek, in the North Branch West Papillion Creek-West Papillion Creek HUC 12 (102300060101). The applicant’s project purpose is to provide long term flood damage reduction within the West Papillion Creek sub-watershed so that there is no increase in the extent of the 100-year floodplain as currently mapped by FEMA. The basic project purpose, as defined by the Corps, is flood reduction. The overall project purpose, as defined by the USACE, is flood reduction within the North Branch West Papillion Creek-West Papillion Creek HUC 12 watershed.