Environment Agency directory · South East
Flood warnings and river levels in Surrey
Current warnings are checked live. Monitoring areas, stations and watercourses below are directory records and may be listed even when no warning is in force.
- Designated areas
- 121
- Level stations
- 75
- Named watercourses
- 55
- Directory snapshot
- 6 Aug 2026, 01:13
Live Environment Agency status
Current flood warnings in Surrey
Directory metadata refreshed 6 Aug 2026, 01:13 (UK time). Warning status is requested separately from the EA feed.
Permanent EA coverage
Designated monitoring areas in Surrey
These are predefined places where the Environment Agency can issue a Flood Warning or Flood Alert. The category describes how EA organises the area; it does not show whether an alert is active now. Similar names can refer to different official stretches of the same river.
| Official area name | Watercourse / coast | EA area category |
|---|---|---|
| River Thames at Thames Ditton Island including Boyle Farm Island EA ref 061FWB23DitIslnd | River Thames | Designated warning area Coverage type—not a current warning |
| River Thames at Thames Ditton Island including Boyle Farm Island EA ref 061WAB23DitIslnd | River Thames | Designated alert area Coverage type—not a current warning |
| River Mole at Stoke D'Abernon, Cobham and South Hersham, Surrey EA ref 064FWF32Cobham | River Mole | Designated warning area Coverage type—not a current warning |
| River Mole and its tributaries from Kinnersley Manor to South Hersham, including Sidlow, Leigh, Betchworth, Brockham, Pixham, Dorking, Mickleham, Leatherhead, Fetcham, Stoke D'Abernon and Cobham EA ref 064WAF32MdleMole | River Mole | Designated alert area Coverage type—not a current warning |
| River Wey at Wisley, Pyrford and Byfleet including, Wisley Village, Pyrford Lock and Marina, the Church Road, Oyster Lane, High Road & Fullerton Road and Brooklands areas of Byfleet EA ref 061FWF30Byfleet | River Wey | Designated warning area Coverage type—not a current warning |
| Lower River Wey including Old Woking, Byfleet, and Weybridge and the West Clandon Stream at Send EA ref 061WAF30LowerWey | River Wey, East Clandon Stream | Designated alert area Coverage type—not a current warning |
| River Thames at Hamm Court including Shepperton Lock, Hamhaugh Island, Hamm Court Estate and Dorney Grove EA ref 061FWF23HammCrt | River Thames | Designated warning area Coverage type—not a current warning |
| River Thames from Shepperton to West and East Molesey including Hamm Court, Walton-on-Thames and Sunbury EA ref 061WAF23Shepprtn | River Thames | Designated alert area Coverage type—not a current warning |
| Communities at risk of groundwater flooding in the Godalming, Shackleford and Hambledon areas EA ref 061FAG30Godalmg | Groundwater | Designated alert area Coverage type—not a current warning |
| River Wey at Elstead and Eashing, Surrey EA ref 061FWF30Eashing | River Wey | Designated warning area Coverage type—not a current warning |
| Salfords Stream at Salfords, Surrey EA ref 064FWF32Salfords | Salfords Stream | Designated warning area Coverage type—not a current warning |
| Redhill Brook including Redhill, Merstham and South Nutfield and Salfords Stream including Salfords EA ref 064WAF32Redhill | Redhill Brook, Salfords Stream | Designated alert area Coverage type—not a current warning |
Showing 12 of 121 matching areas
River-level monitoring
Stations and readings in Surrey
Blue points are monitoring instruments—not flood incidents. Open a station for recent readings, time checked and nearby context.
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Kingston
River Thames
Thames from Hurley to Teddington catchment
View readings and location →Pound Mill, Staines
Wraysbury River
Colne (Lower) catchment
View readings and location →Chertsey Lock
River Thames
Thames from Hurley to Teddington catchment
View readings and location →Gatwick Link
Gatwick Stream
Mole catchment
View readings and location →Chertsey Bourne
Chertsey Bourne
Bournes catchment
View readings and location →Trowlock Island
River Thames
Thames from Hurley to Teddington catchment
View readings and location →Molesey Lock
River Thames
Thames from Hurley to Teddington catchment
View readings and location →Old Woking
River Wey
Wey catchment
View readings and location →Ewell
Hogsmill River
London catchment
View readings and location →Guildford Street
Chertsey Bourne
Bournes catchment
View readings and location →Millbourne Bridge
Mill Bourne
Bournes catchment
View readings and location →Horley
River Mole
Mole catchment
View readings and location →Showing 12 of 75 matching stations
Directory index
Watercourses associated with Surrey
Rivers, streams, drains and coastal waters named in EA area or station records. Inclusion does not mean the watercourse is currently high or flooding.
- Addlestone Bourne
- Arun
- Beverley Brook
- Boldings Brook
- Burstow Stream
- Chertsey Bourne
- Colne Brook
- Cranleigh Waters
- Earlswood Brook
- East Clandon Stream
- East Pyl Brook
- Eden Brook
- Eden Tributary Medway
- Gatwick Stream
- Groundwater
- Groundwater Level
- Hale Bourne
- Haroldslea Stream
- Hascombe Stream
- Hodge Brook
- Hoe Stream
- Hogsmill
- Hogsmill River
- Ifield Brook
Check property-level risk before buying or insuring
Our directory lists 121 Environment Agency warning and alert areas associated with Surrey. The count does not determine the risk to a specific address. Use the postcode checker and official long-term flood-risk service, then confirm cover with your insurer or a qualified professional where necessary.