Method | Availability | Funding |
1999 FEH Statistical Method |
The method is fully published in the Flood Estimation Handbook Volume 3 (freely downloadable).
| MAFF NERC |
2008 Improved Statistical Method |
The method is fully published in the ‘Improving the FEH statistical procedures for flood frequency estimation’ Science Report (freely downloadable).
|
Defra
Environment Agency
|
Urban adjustment procedures |
Kjeldsen, T.R and Jones, D. (2010). Predicting the index flood in ungauged UK catchments: On the link between data-transfer and spatial model error, J. Hydrol., 387, 1–9 (Journal paper needs to be purchased)
Kjeldsen, T.R (2010). Modelling the impact of urbanization on flood frequency relationships in the UK. Hydrology Research, Volume 41, Issue 5, 391-405 (freely downloadable)
The method is fully published in WHS Science Report (freely downloadable).
|
UKCEH
WHS
|
FEH Local (incl historical data) |
‘Making better use of local data in flood frequency estimation’ Science Report (freely downloadable).
|
Defra
Environment Agency
Natural Resources Wales
Welsh Government
|
QMED donor adjustment |
T. R. Kjeldsen, D. A. Jones, D. G. Morris. 2014. Using multiple donor sites for enhanced flood estimation in ungauged catchments. Water Resources Research, Vol 50, Issue 8, Pages 6646–6657 (freely downloadable)
|
UKCEH
|
QMED Linking equation |
The method is fully published in WHS Science Report (freely downloadable).
|
WHS
|
Small catchments |
Small catchments Phase 2 report (implemented in WINFAP 5 software in 2021, still awaiting publication by the Environment Agency at end of 2022).
|
Environment Agency
UKCEH
JBA Consulting
|
BFIHOST19 in QMED equation |
Griffin, A., Young, A. and Stewart, E.; Revising the BFIHOST catchment descriptor to improve UK flood frequency estimates. Hydrology Research 2019; 50 (6): 1508–1519 (freely downloadable)
|
UKCEH
|
Kappa distribution |
Kjeldsen, T.R, Ahn, H and Prosdocimi, I. (2017). On the use of a four-parameter kappa distribution in regional frequency analysis. Hydrological Sciences Journal. 62:9, 1354-1363 (freely downloadable)
| University of Bath Yonsei University |