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Environment Agency065FAG011Solent and South Downs

Groundwater flooding in Twyford and Hensting: flood history since 2013

The Environment Agency has issued 16 flood alerts for Groundwater flooding in Twyford and Hensting since 13 Feb 2013, most often in February; the busiest year was 2014 (8).

Flood alerts only

The flood area

Flood area
Groundwater flooding in Twyford and Hensting
Code
065FAG011
Environment Agency area
Solent and South Downs
County
Hampshire
River or sea
Groundwater
First in the history
13 Feb 2013
Latest in the history file
2 Feb 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?

2014 was the busiest year for Groundwater flooding in Twyford and Hensting
24682013: 220132014: 820142020: 120202021: 120212023: 220232025: 120252026: 120262026 to June24682013: 220132014: 820142020: 120202021: 120212023: 220232025: 120252026: 120262026 to June24682013: 220132014: 820142020: 120202021: 120212023: 220232025: 120252026: 120262026 to June24682013: 220132014: 820142020: 120202021: 120212023: 220232025: 120252026: 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
2025100
2023200
2021100
2020100
2014800
2013200

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
358Jan: 5JanFeb: 7FebMar: 3MarApr: 0AprMay: 0MayJun: 0JunJul: 0JulAug: 0AugSep: 0SepOct: 0OctNov: 0NovDec: 1Dec7358Jan: 5JanFeb: 7FebMar: 3MarApr: 0AprMay: 0MayJun: 0JunJul: 0JulAug: 0AugSep: 0SepOct: 0OctNov: 0NovDec: 1Dec7358Jan: 5JanFeb: 7FebMar: 3MarApr: 0AprMay: 0MayJun: 0JunJul: 0JulAug: 0AugSep: 0SepOct: 0OctNov: 0NovDec: 1Dec7358Jan: 5JFeb: 7FMar: 3MApr: 0AMay: 0MJun: 0JJul: 0JAug: 0ASep: 0SOct: 0ONov: 0NDec: 1D7

All alerts and warnings since 2013 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 Feb 2026Flood alert
6 Mar 2025Flood alert
19 Dec 2023Flood alert
19 Jan 2023Flood alert
15 Feb 2021Flood alert
17 Feb 2020Flood alert
5 Mar 2014Flood alert
26 Feb 2014Flood alert
11 Feb 2014Flood alert
5 Feb 2014Flood alert
29 Jan 2014Flood alert
22 Jan 2014Flood 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.