Updated Regional Flood Frequency Equations for Small, Rural, Unregulated Watersheds in Kansas: [Technical Summary]

2016Summary ReportPDFBriefFHWA-KS-15-12FloodsWatershedsRegression analysisForecastingRainfallRural areasFlood Frequency EquationsRegional Regression EquationsHydraulics and HydrologyPlanning and ForecastingTransportation (General)United StatesKansasKansas. Dept. of TransportationYoung, C. BryanMcEnroe, Bruce M.Wei, ZhengxinGamarra Zapata, Ricardo A.University of KansasKansas. Dept. of Transportation. Bureau of ResearchUnited States. Federal Highway AdministrationUS Transportation CollectionThis report presents new regional flood frequency equations intended to replace the Extended Rational and Three Variable Regression equations introduced in K-TRAN: KU-06-4, Flood Frequency Relationships for Small Watersheds in Kansas (McEnroe, Young, & Rome, 2007). This update was necessitated by the publication of new National Weather Service (NWS) rainfall frequency estimates for the Midwest in NOAA Atlas 14 Volume 8 (Perica et al., 2013)78