A Flood Alert was issued for Upper River Derwent, Stonethwaite Beck and Derwent Water in Cumberland between 4th and 8th June 2026. Affected watercourses included the Derwent, Stonethwaite Beck.
During this event, FloodRadar monitoring gauges recorded notable rises. The River Greta at Keswick Campsite rose 0.99m, peaking at 1.47m, while the River Glenderamackin at Threlkeld climbed 0.87m.
Environment Agency advice issued
Flooding of low lying land is possible on 08 June 2026 . Locations most affected will be low lying land and roads near rivers and Derwentwater. No Flood Warnings are currently anticipated in this area. We are monitoring the situation . Take care and avoid walking, cycling or driving through flood water . This message will be updated by 10:00AM on 09 June 2026 or as the situation changes.
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Keswick Campsite | River Greta | +0.99m | 1.47m |
| Threlkeld | River Glenderamackin | +0.87m | 1.30m |
| Riddings Wood | River Greta | +0.85m | 1.98m |
| Lodore | Derwentwater | +0.84m | 1.68m |
| Greta Bridge | River Greta | +0.83m | 1.82m |
| Portinscale | River Derwent | +0.81m | 1.30m |
| Scalehill Upper Lorton Valley | River Cocker | +0.66m | 1.30m |
| Glenridding Village | Glenridding Beck | +0.35m | 0.50m |
| Thirlmere | St Johns Beck | +0.08m | 0.21m |