Flood Warning & Alert Types

 
ImageLevelNameMeaning
1Severe Flood WarningSevere Flooding, Danger to Life.
2Flood WarningFlooding is Expected, Immediate Action Required.
3Flood AlertFlooding is Possible, Be Prepared.
4Warning no Longer in ForceThe warning is no longer in force
*Sources updated daily from the Environment Agency's API: https://environment.data.gov.uk/flood-monitoring/id/floods.

Flood level warnings are categorised in severity by a numbering system as shown in the table above. The highest type of flood alert is 1, whereas the lowest type of flood notice is 4.

Flood Alerts, Warnings & Notices - 26 Jan, 2021

3


Oxfordshire, West Berkshire River Thames and its tributaries from Days Lock to above Pangbourne

4


Gloucestershire, South Gloucestershire, Wiltshire Upper Bristol Avon Area

3


Lincolnshire, Nottinghamshire River Trent from Cromwell Weir to Gainsborough

3


Gloucestershire, Worcestershire River Severn in Gloucestershire

3


Derbyshire, Leicestershire, Nottinghamshire Lower River Soar in Leicestershire

2


Gloucestershire River Severn at Abbots Court, Deerhurst

3


Gloucestershire, Wiltshire River Churn and its tributaries

3


Oxfordshire River Cherwell from Lower Heyford down to and including Oxford

3


Buckinghamshire, Windsor and Maidenhead River Thames from Hurley to Cookham

4


Worcestershire River Severn in South Worcester

3


Gloucestershire, Shropshire, Worcestershire River Severn in Worcestershire

3


Gloucestershire, Oxfordshire River Windrush from Bourton to Newbridge

3


Powys, Shropshire Severn Vyrnwy confluence

3


East Riding of Yorkshire, North Yorkshire Upper River Derwent

3


Gloucestershire, Oxfordshire, Warwickshire River Evenlode from Moreton in Marsh to Cassington and also the River Glyme at Wootton and Woodstock

3


Gloucestershire, Warwickshire, Worcestershire River Avon in Worcestershire

3


Oxfordshire River Thames for the Abingdon area

3


Oxfordshire River Thames and tributaries in the Oxford area

3


Shropshire, Telford and Wrekin, Worcestershire River Severn in Shropshire

3


Buckinghamshire, Oxfordshire, Windsor and Maidenhead, Wokingham River Thames for Henley, Remenham, Medmenham and its tributaries

3


Herefordshire River Lugg south of Leominster

4


Staffordshire, Wolverhampton River Sow and River Penk

4


Gloucestershire, Worcestershire River Severn at Bushley

3


Gloucestershire, Oxfordshire River Thames and tributaries from Buscot Wick down to Kings Lock

3


Buckinghamshire, Oxfordshire River Ray and its tributaries from Shipton Lee to and including Islip

3


Gloucestershire, Oxfordshire, Swindon, Wiltshire River Thames and its small tributaries from Calcutt to Lechlade

3


Norfolk The tidal Rivers Bure, Ant and Thurne

3


Oxfordshire, West Berkshire River Thames from Pangbourne to Purley

3


Buckinghamshire, Hertfordshire, Oxfordshire River Thame and Chalgrove Brook

3


Oxfordshire, Wokingham River Thames for Shiplake, Lower Shiplake and Wargrave

3


Bournemouth, Christchurch and Poole, Dorset Council, Hampshire Lower Avon and tributaries

3


Cambridgeshire, Norfolk Hundred Foot Washes in Cambridgeshire and Norfolk

3


Gloucestershire River Coln and its tributaries

4


Bedford, Cambridgeshire, Central Bedfordshire Lower River Great Ouse in Central Bedfordshire, Bedford Borough and Cambridgeshire

3


Derby, Derbyshire, Leicestershire River Trent in Derbyshire

4


Worcestershire River Severn at East Waterside, Upton upon Severn

3


Gloucestershire River Dikler from Condicote to Little Rissington

3


Oxfordshire, Reading, West Berkshire, Wokingham River Thames from Mapledurham to Sonning

2


Gloucestershire River Severn at Apperley and The Leigh

2


Worcestershire River Severn at Court Meadow, Kempsey and Callow End

3


Worcestershire Kempsey Village

2


Gloucestershire, Worcestershire River Severn at Severn Ham, Tewkesbury

2


Gloucestershire River Severn at Sandhurst and Maisemore

4


Gloucestershire, Worcestershire River Severn at Tewkesbury

4


Worcestershire River Severn at Pitchcroft, North Worcester

3


Cheshire West and Chester, Flintshire, Shropshire, Wrexham River Dee catchment in England from Whitchurch to Chester

2


Worcestershire River Severn at Hanley Road, Upton upon Severn

4


Worcestershire River Severn at Clifton and Severn Stoke

2


Gloucestershire River Severn at Chaceley and Haw Bridge

2


Cambridgeshire, Peterborough B1040 Thorney to Whittlesey Road to the South of the River Nene

3


Norfolk North West Norfolk Rivers

2


Worcestershire River Severn at Hanley Castle, Rectory Road in Upton upon Severn and Saxons Lode

4


Gloucestershire River Severn at Ashleworth

4


Bedford, Central Bedfordshire, Milton Keynes Middle River Great Ouse in Milton Keynes, Bedford Borough and Central Bedfordshire

3


Norfolk River Nar in Norfolk

4


Cambridgeshire Earith Causeway in Cambridgeshire

3


Norfolk Welney Causeway in Norfolk

3


Cambridgeshire Sutton Gault Causeway in Cambridgeshire

3


Lincolnshire Tributaries of the lower River Witham from Blankney to Sleaford

3


East Riding of Yorkshire, North Yorkshire, York Lower River Derwent

3


Leeds, North Yorkshire, York Tidal River Ouse from Naburn Lock to Selby

3


North Yorkshire, York Upper River Ouse

4


York River Ouse at Naburn Lock

3


Greater London, Richmond upon Thames, Surrey River Thames from Shepperton to Molesey

4


York River Ouse at York - riverside properties

3


Leeds, North Yorkshire Tidal River Wharfe

2


North Yorkshire River Derwent at Buttercrambe Mill

3


Hampshire Groundwater flooding in the Candovers and Old Alresford

4


East Riding of Yorkshire, North Yorkshire River Derwent at Stamford Bridge - The Weir Caravan Park and Kexby Bridge

3


Norfolk The River Burn from Southgate and Waterden to Burnham Thorpe

4


East Riding of Yorkshire Upper River Hull catchment

3


Lincolnshire Minor Watercourses from Heighington to Dunston

4


Nottinghamshire River Trent at Carlton on Trent including Beck Cottage

4


East Riding of Yorkshire, North Yorkshire Tidal River Ouse from Selby to Faxfleet

2


North Yorkshire River Derwent at Old Malton

4


Dorset Council Middle Stour and tributaries

4


Cheshire West and Chester, Wrexham English River Dee at Farndon

2


North Yorkshire Mill Beck at Welham Road, Norton

4


Worcestershire River Severn Sandy Lane and Severnside, Stourport

2


North Yorkshire River Ouse at Selby Dam

4


Worcestershire River Severn at Hawford Wood and Bevere

4


Nottinghamshire River Trent at Collingham

4


Lincolnshire, Nottinghamshire River Trent at Girton

4


Worcestershire River Severn in North Worcester

4


Worcestershire River Severn at Dunns Lane, Upton upon Severn

2


North Yorkshire River Derwent at Norton