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Environment Agency114FWF1I1AA00Devon and Cornwall

River Tamar from Greystone Bridge to Cotehele excluding Calstock: flood history since 2006

The Environment Agency has issued 20 flood warnings for River Tamar from Greystone Bridge to Cotehele excluding Calstock since 25 Nov 2006, most often in December; the busiest year was 2012 (4).

Flood warnings on record

The flood area

Flood area
River Tamar from Greystone Bridge to Cotehele excluding Calstock
Code
114FWF1I1AA00
Environment Agency area
Devon and Cornwall
County
Cornwall, Devon
River or sea
River Tamar
First in the history
25 Nov 2006
Latest in the history file
27 Jan 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?

2012 was the busiest year for River Tamar from Greystone Bridge to Cotehele excluding Calstock
12342006: 120062008: 220082009: 120092012: 420122013: 220132014: 120142016: 120162020: 220202021: 220212024: 120242025: 120252026: 220262026 to June12342006: 120062008: 220082009: 120092012: 420122013: 220132014: 120142016: 120162020: 220202021: 220212024: 120242025: 120252026: 220262026 to June12342006: 120062008: 22009: 12012: 420122013: 22014: 120142016: 12020: 220202021: 22024: 120242025: 12026: 220262026 to June12342006: 120062008: 22009: 12012: 420122013: 22014: 120142016: 12020: 220202021: 22024: 120242025: 12026: 220262026 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
2026020
2025010
2024010
2021020
2020020
2016010
2014010
2013020
2012040
2009010
2008020
2006010

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 December
358Jan: 3JanFeb: 4FebMar: 0MarApr: 0AprMay: 0MayJun: 0JunJul: 0JulAug: 1AugSep: 0SepOct: 1OctNov: 4NovDec: 7Dec7358Jan: 3JanFeb: 4FebMar: 0MarApr: 0AprMay: 0MayJun: 0JunJul: 0JulAug: 1AugSep: 0SepOct: 1OctNov: 4NovDec: 7Dec7358Jan: 3JanFeb: 4FebMar: 0MarApr: 0AprMay: 0MayJun: 0JunJul: 0JulAug: 1AugSep: 0SepOct: 1OctNov: 4NovDec: 7Dec7358Jan: 3JFeb: 4FMar: 0MApr: 0AMay: 0MJun: 0JJul: 0JAug: 1ASep: 0SOct: 1ONov: 4NDec: 7D7

All alerts and warnings since 2006 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
27 Jan 2026Flood warning
24 Jan 2026Flood warning
9 Dec 2025Flood warning
24 Nov 2024Flood warning
29 Oct 2021Flood warning
20 Feb 2021Flood warning
18 Dec 2020Flood warning
15 Feb 2020Flood warning
6 Feb 2016Flood warning
1 Jan 2014Flood warning
23 Dec 2013Flood warning
19 Dec 2013Flood warning

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