Flood Alert Info - Tidal Thames riverside from Dartford Creek and The Mardyke to the Thames Barrier

Area Description

River Thames riverside from Dartford Creek and The Mardyke to the Thames Barrier.
This is a Flood Alert Area. For this area the highest level of flood notification that you will receive is a Flood Alert. No Flood Warnings or Severe Flood Warnings are issued for this area.
Get a Flood Insurance Quote for your Home
There are no Flood Alerts currently in force for this area. See below for historical flood warnings.

Area Covered by this Flood Alert

The orange highlighted area on the map below outlines the area covered by this Flood Alert.
Download the Flood Assist App
Download the Flood Assist App to view current flood warnings, check your flood risk, and create your digital flood action plan.
Sign up for Live Flood Warnings & Alerts
Sign up to receive live flood warning and alert updates for your location using data from the EA, SEPA and NRW.

Flood Alert History

Number of historic Flood Alerts that have previously been recorded for this area:
We can provide a Flood Insurance Quote for properties in the London area

Historical Flood Alerts for this Area

Flood Alert issued on 8 Apr 2024 18:38
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 02:00 on Tuesday 9th April 2024. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 10:00 on Tuesday 9th April 2024, or as the situation changes.


Flood Alert issued on 8 Apr 2024 07:18
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 14:00 on Monday 8th April 2024. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 19:00 on Monday 8th April 2024, or as the situation changes.


Flood Alert issued on 14 Mar 2024 09:38
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 16:00 on 14/03/24. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 21:00 on 14/03/24, or as the situation changes.


Flood Alert issued on 13 Mar 2024 18:27
River Thames
River levels are expected to be high as a result of high spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 03:45 on Thursday 14th March 2024. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 12:00 tomorrow, 14th March 2024, or as the situation changes.


Flood Alert issued on 11 Mar 2024 07:49
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 14:15 on 11/03/24. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 19:00 on 11/03/24, or as the situation changes.


Flood Alert issued on 13 Feb 2024 08:17
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 16:00 on 13/02/24. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 20:00 on 13/02/24, or as the situation changes.


Flood Alert issued on 12 Feb 2024 08:19
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 15:15 on 12/02/24. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 20:00 on 12/02/24, or as the situation changes.


Flood Alert issued on 11 Feb 2024 07:39
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 14:30 on 11/02/24. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 20:00 on 11/02/24, or as the situation changes.


Flood Alert issued on 10 Feb 2024 08:57
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 13:30 on 10/02/24. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 20:00 on 10/02/24, or as the situation changes.


Flood Alert issued on 15 Jan 2024 08:34
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 16:15 on 15/01/24. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 20:00 on 15/01/24, or as the situation changes.


Flood Alert issued on 24 Nov 2023 14:08
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 22:45 on 24/11/23. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 01:00 on 25/11/23, or as the situation changes.


Flood Alert issued on 31 Oct 2023 09:08
River Thames
Flooding is possible in this area. Monitor local water levels and weather conditions. Avoid using low lying footpaths or entering areas prone to flooding. Start acting on your flood plan if you have one. Environment Agency Flood Warning Officers set the river or tidal levels that have triggered this message. During industrial action this message has been automatically issued based on rising river or tidal levels.


Flood Alert issued on 3 Sep 2023 08:06
River Thames
Flooding is expected in this area. This means properties are at risk of flooding.  Please take action to protect yourself and your property and monitor local weather and river conditions. Avoid contact with, walking or driving through flood water. Consider activating any property flood protection products you may have. Environment Agency Flood Warning Officers set the river or tidal levels that have triggered this message. During industrial action this message has been automatically issued based on rising river or tidal levels.


Flood Alert issued on 10 Mar 2023 08:15
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 15:00 on 10/03/2023. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast. This message will be updated by 19:00 on 10/03/2023, or as the situation changes.


Flood Alert issued on 26 Dec 2022 09:05
River Thames
Flooding is possible in this area. Monitor local water levels and weather conditions. Avoid using low lying footpaths or entering areas prone to flooding. Start acting on your flood plan if you have one. The Environment Agency Flood Warning System has issued this message based on rising river or tidal levels.  We are temporarily automating our messages due to industrial action.


Flood Alert issued on 24 Sep 2022 08:58
River Thames
River levels are expected to be high as a result the Annual Test Closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 13:45 on 24/09/22. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 00:45 on 25/09/22, or as the situation changes.


Flood Alert issued on 21 Feb 2022 09:58
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 16:45 today, Monday 21st February We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater. This message will be updated by 19:00 on Monday 21st February, or as the situation changes.


Flood Alert issued on 4 Feb 2022 09:01
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 15:45 on 04/02/2022. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 19:00 on 04/02/2022, or as the situation changes.


Flood Alert issued on 31 Jan 2022 07:46
River Thames
"River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 12:45 on 31/01/2022. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 17:00 on 31/01/2022, or as the situation changes. "


Flood Alert issued on 5 Jan 2022 07:40
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 15:15 on 05/01/22. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 19:00 on 05/01/22, or as the situation changes.


Flood Alert issued on 4 Jan 2022 08:31
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 14:15 on 04/01/22. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 19:00 on 04/01/22, or as the situation changes.


Flood Alert issued on 7 Nov 2021 08:36
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 14:30 on 07/11/21. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 19:00 on 08/11/21, or as the situation changes.


Flood Alert issued on 21 Oct 2021 07:52
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is at 14:30 on 21/10/21. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 19:00 on 21/01/21, or as the situation changes.


Flood Alert issued on 28 Apr 2021 18:39
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is 03:45 on Thursday 29th April 2021. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 9am tomorrow morning, 29th April 2021, or as the situation changes.


Flood Alert issued on 1 Feb 2021 08:44
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however, flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is 16:00 on Monday 1st February 2021. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 7pm this evening, 1st February 2021, or as the situation changes.


Flood Alert issued on 31 Jan 2021 16:45
River Thames
The Thames Barrier will not be closing for the next high tide in the early hours of Monday 1st February 2021. The Barrier may close for the forecast high tide at 16.00 on Monday 1st February 2021, which may result in flooding of low lying footpaths and open spaces. We are closely monitoring the situation. This message will be updated by 12:00 on 1st February, or as the situation changes.


Flood Alert issued on 31 Jan 2021 09:08
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however, flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is 15:30 on Sunday 31st January 2021. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 7pm this evening, 31st January 2021, or as the situation changes.


Flood Alert issued on 30 Jan 2021 17:47
River Thames
River levels are expected to be high as a result of spring tides. The Thames Barrier will not be closing for the next high tide in the early hours of Sunday 31st January 2021. The Barrier may close for the forecast high tide at 15.30 on Sunday 31st January 2021, which may result in flooding of low lying footpaths and open spaces. We are closely monitoring the situation. This message will be updated by 12:00 on 31st January, or as the situation changes.


Flood Alert issued on 30 Jan 2021 11:03
River Thames
River levels are expected to be high as a result of spring tides and a closure of the Thames Barrier. Water will be maintained within the downstream network of flood defences, which include river walls, embankments and flood gates, however, flooding of low lying footpaths and open spaces is possible for 1-2 hours around high tide. The forecast high tide at the Thames Barrier is 14:30 on Saturday 30th January 2021. We are closely monitoring the situation. Our incident response staff are out on the ground ensuring all flood gates are closed. Members of the public are advised to avoid floodwater and also to keep abreast of updates to the forecast as further Thames Barrier closures are possible. This message will be updated by 7pm this evening, 30th January 2021, or as the situation changes.