Environment Agency114WAFT1W13A00Devon and Cornwall

River Yealm: flood history since 2007

The Environment Agency has issued 102 flood alerts for River Yealm since 8 Dec 2007, most often in December; the busiest year was 2012 (13).

Flood alerts only

The flood area

Flood area: River Yealm
Code: 114WAFT1W13A00
Environment Agency area: Devon and Cornwall
County: Devon, Plymouth
River or sea: River Yealm
First in the history: 8 Dec 2007
Latest in the history file: 17 Feb 2026
Current status: check-for-flooding.service.gov.uk (the Environment Agency's live page)

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

2012 was the busiest year for River Yealm

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

The numbers

Year	Alerts	Warnings	Severe
2026	2	0	0
2025	11	0	0
2024	10	0	0
2023	9	0	0
2022	5	0	0
2021	4	0	0
2020	6	0	0
2019	4	0	0
2018	4	0	0
2017	2	0	0
2016	7	0	0
2015	6	0	0
2014	6	0	0
2013	9	0	0
2012	13	0	0
2011	4	0	0

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

Most often in December

All alerts and warnings since 2007 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.

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