Environment Agency122WAF936Yorkshire

Upper River Swale: flood history since 2011

The Environment Agency has issued 95 flood alerts for Upper River Swale since 15 Jan 2011, most often in December; the busiest year was 2019 (17).

Flood alerts only

The flood area

Flood area: Upper River Swale
Code: 122WAF936
Environment Agency area: Yorkshire
County: North Yorkshire
River or sea: River Swale, Gilling Beck, Skeeby Beck
First in the history: 15 Jan 2011
Latest in the history file: 8 Dec 2025
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.

2019 was the busiest year for Upper River Swale

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
2025	3	0	0
2024	9	0	0
2023	6	0	0
2022	4	0	0
2021	7	0	0
2020	12	0	0
2019	17	0	0
2018	3	0	0
2017	3	0	0
2016	1	0	0
2015	8	0	0
2013	7	0	0
2012	8	0	0
2011	7	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 2011 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.