LowFlows

• LowFlows is a geographically orientated hydrological software package for estimating flow duration and mean flow statistics in ungauged rivers. learn more

HydroTools

• HydroTools is a comprehensive suite of hydrological tools for the analysis of river flow data, including flow duration, flow frequency and base flow separation methods. learn more

Flood Estimation Handbook (FEH)

• The Flood Estimation Handbook is a comprehensive set of guidance on rainfall and river flood frequency estimation in the UK. It is supported by a range of FEH software products.
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FEH software products

• FEH CD-ROM 3 supplies the catchment descriptor and rainfall average values for UK catchments required to apply the FEH methods. These provide the input to other FEH software products. learn more
• WINFAP-FEH 3 estimates the flood frequency at ungauged sites using the statistical procedures outlined in Volume 3 of the FEH Handbook and subsequent scientific advances. learn more
• ReFH is a rainfall-runoff modelling package for estimating design flood hydrographs and analysis of observed events. It alsincludes reservoir routing methods for estimating the attenuation of flood hydrographs by reservoirs. learn more

WHS is the sole licenced developer and distributor of the LowFlows, HydroTools, WINFAP and ReFH software products. We are the sole distributor of the Flood Estimation Handbook and the FEH CD-ROM. All products are available for purchase from our online shop.

To complement the software products we offer full training in the application of these standard design methods.