The table below shows a generalised stratigraphy for Herefordshire. Heavy black lines represent uncomformable relationships between underlying and overlying rocks.

Quaternary
Holocene
Head Deposits
Mass Movements
Suballuvial Deposits
Devensian
Herefordshire Formation
Cradley Valley Formation
Ham Green Member
Wye Valley Formation
Lugg Valley Formation
 
First Terrace
Marden Member
Ipswichian
Second Terrace
Moreton-on-Lugg Member
Wolstonian
Third Terrace
Kingsfield Member
Fourth Terrace
Sutton Walls Member
Colwall Member
Hoxian
 
Cradley Silt Member
Anglican
Starpit Formation
 
Portway Member
Franklands Gate Member
Stoke Prior Member
Stoke Lacy Member
Newton Farm Member
Kyre Brook Valley Member
Whitehouse Member
 
Coddington Member
Humber Formation
Mathon Formation
Permian
 
 
Bartestree Dolerite Intrusion
Warwickshire Group
Clent Formation
Carboniferous
Westphalian
Salop Formation
Halesowen Formation
Etruria Formation
Coal Measures Group
Upper Coal Measures
Middle Coal Measures
Lower Coal Measures
 
Cornbrook Sandstone Formation
Carboniferous Limestone Supergroup
Pembroke Limestone Group
Cromhall Sandstone Formation
Llanelly Formation
Gully Oolite
Lower Dolimte
Avon Group
Devonian
Upper Old Red Sandstone
 
Tintern Sandstone Formation
Quartz Conglomerate Formation
Devonian Limestone Group
 
Middlewood Sandstone Member
Lower Old Red Sandstone
 
Woodbank Series
Breconian
Brownstones Formation
Ditton
St Maughans Formation
 
Sandy Haven Formation
Townsend Tuffs Beds
Silurian
Pridoli
Downton Group
Raglan Mudstone
Rushall Formation
Ledbury Formation
Temeside Mudstone formation
Downton Castle Sandstone
Ludlow Bone Bed
Ludlow
 
Cefn Einion Formation
Knucklas Formation
Bailey Hill Formation
Upper Ludlow Shales Group
Whitcliffe Formation
Leintwardine Group
 
Aymestry Limestone Formation
Lower Ludlow Shales Group
Bringewood Formation
Elton Formation
Wenlock
 
Much Wenlock Limestone Formation
Coalbrookdale Formation
Woolhope Limestone Formation
Llandovery
May Hill Sandstone Group
Haugh Wood Formation
Petalocrinus Limestone
Wyche Formation
Cowleigh Park Formation
Folly Sandstone Formation
Pentamerus Beds
Ordovician
Tremadoc
 
Habberley Shale Formation
Shineton Shale Formation
Bronsil Shale Formation
Cambrian
Merioneth
 
White-Leaved Oak Shale Formation
Comley
Hollybush Sandstone Formation
Malvern Quartzite Formation
Precambrian
 
 
Warren House Complex
Malvern Complex
Brampton Formation

Reproduced with the permission of the British Geological Survey © NERC. All Rights Reserved. Based upon information in the BGS Lexicon and the BGS memoir 'Geology of the country between Hereford and Leominster, 1:50,000 scale sheet 198', with the permission of the British Geological Survey