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Environment Agency064WAC1ShepSwaleKent S London and E Sussex

Isle of Sheppey and Coast from Kemsley to Seasalter: flood history since 2014

The Environment Agency has issued 97 flood alerts for Isle of Sheppey and Coast from Kemsley to Seasalter since 13 Aug 2014, most often in February; the busiest year was 2020 (17).

Flood alerts only

The flood area

Flood area
Isle of Sheppey and Coast from Kemsley to Seasalter
Code
064WAC1ShepSwale
Environment Agency area
Kent S London and E Sussex
County
Kent
River or sea
English Channel, The Swale
First in the history
13 Aug 2014
Latest in the history file
2 Mar 2026
Current status
check-for-flooding.service.gov.uk (the Environment Agency's live page)

Flood alert, flood warning, severe flood warning: what each means

Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.

How many alerts and warnings a year?

2020 was the busiest year for Isle of Sheppey and Coast from Kemsley to Seasalter
51015202014: 520142015: 720152016: 120162017: 920172018: 720182019: 720192020: 1720202021: 420212022: 1020222023: 1020232024: 920242025: 1020252026: 120262026 to June51015202014: 520142015: 720152016: 120162017: 920172018: 720182019: 720192020: 1720202021: 420212022: 1020222023: 1020232024: 920242025: 1020252026: 120262026 to June51015202014: 520142015: 72016: 120162017: 92018: 720182019: 72020: 1720202021: 42022: 1020222023: 102024: 920242025: 102026: 120262026 to June51015202014: 520142015: 72016: 12017: 92018: 720182019: 72020: 1720202021: 42022: 1020222023: 102024: 92025: 102026: 120262026 to June

Flood alerts, flood warnings and severe flood warnings (updates not counted), by year. 2026 runs to the end of June.

The numbers
YearAlertsWarningsSevere
2026100
20251000
2024900
20231000
20221000
2021400
20201700
2019700
2018700
2017900
2016100
2015700
2014500

Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.

When in the year?

Most often in February
1020Jan: 15JanFeb: 17FebMar: 11MarApr: 4AprMay: 2MayJun: 1JunJul: 0JulAug: 7AugSep: 7SepOct: 14OctNov: 13NovDec: 6Dec171020Jan: 15JanFeb: 17FebMar: 11MarApr: 4AprMay: 2MayJun: 1JunJul: 0JulAug: 7AugSep: 7SepOct: 14OctNov: 13NovDec: 6Dec171020Jan: 15JanFeb: 17FebMar: 11MarApr: 4AprMay: 2MayJun: 1JunJul: 0JulAug: 7AugSep: 7SepOct: 14OctNov: 13NovDec: 6Dec171020Jan: 15JFeb: 17FMar: 11MApr: 4AMay: 2MJun: 1JJul: 0JAug: 7ASep: 7SOct: 14ONov: 13NDec: 6D17

All alerts and warnings since 2014 by month.

Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.

Before July 2026: the latest in the history file

DateLevel
2 Mar 2026Flood alert
7 Dec 2025Flood alert
7 Nov 2025Flood alert
7 Nov 2025Flood alert
6 Nov 2025Flood alert
5 Nov 2025Flood alert
24 Oct 2025Flood alert
8 Oct 2025Flood alert
29 Mar 2025Flood alert
3 Jan 2025Flood alert
1 Jan 2025Flood alert
19 Dec 2024Flood alert

Source: Environment Agency, Historic Flood Warnings (England); Environment Agency flood-monitoring API. Contains public sector information licensed under the Open Government Licence v3.0.