A Flood Alert was issued for River Kennet and its tributaries from Berwick Bassett down to Newbury in Swindon, West Berkshire, Wiltshire between 25th February 2026 and 1st April 2026. Affected watercourses included the River Kennet, River Og, River Aldbourne, Froxfield Stream, River Dun, River Shalbourne.
During this event, FloodRadar monitoring gauges recorded notable rises. The Groundwater Level at Draycot Foliat rose 5.38m, peaking at 161.12m, while the River Og at Poulton Farm climbed 0.48m.
Environment Agency advice issued
High river levels may lead to flooding in some places. River levels are high on the River Dun in Hungerford. Flooding of low lying land and roads remains possible today, 01 April 2026. The weather forecast today is predominantly dry with light and patchy rain this afternoon and evening. River levels are stable. We are monitoring rainfall and river levels. Avoid low lying footpaths and roads near rivers, which may be flooded. Go to River Levels Online for updates on current river levels. This message will be updated by 10:00 on 02 April 2026, or as the situation changes.
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Draycot Foliat | Groundwater Level | +5.38m | 161.12m |
| Poulton Farm | River Og | +0.48m | 0.54m |
| Hancocks Water Reservoir | Brinkworth Brook | +0.40m | 4.69m |
| Hungerford Shalbourne | River Shalbourne | +0.37m | 0.26m |
| Winterborne Monkton | River Kennet | +0.21m | 0.45m |
| Knighton Side | River Kennet | +0.19m | 0.33m |
| Marlborough | River Kennet | +0.15m | 0.42m |
| Calne | River Marden | +0.14m | 0.43m |
| Pewsey | River Avon | +0.09m | 0.18m |
| Hungerford Dun | River Dun | +0.06m | 0.19m |