A Flood Warning was issued for Walverden Water at Nelson in Lancashire on 20th August 2026. Affected watercourses included the Walverden Water.
During this event, FloodRadar monitoring gauges recorded notable rises. The Pendle Water at Lomeshaye rose 0.41m, peaking at 0.53m, while the River Calder at Padiham Town Centre climbed 0.38m.
Environment Agency advice issued
Flooding is expected for: Properties in Nelson on and close to Riverside Business Park, Pendle Industrial Estate, Southfield Street, Brook Street, Sagar Street, Holme Street, Leeds Road, Pendle Community Hospital, Riverside Business Centre and Nelson and Colne College High river levels are expected to cause flooding today. Flooding is expected on 20 August 2026. Locations most affected will be properties in Nelson on and close to Riverside Business Park, Pendle Industrial Estate, Southfield Street, Brook Street, Sagar Street, Holme Street, Leeds Road, Pendle Community Hospital, Riverside Busin
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Lomeshaye | Pendle Water | +0.41m | 0.53m |
| Padiham Town Centre | River Calder | +0.38m | 0.63m |
| Barden Lane | Pendle Water | +0.36m | 0.54m |
| Reedyford | Pendle Water | +0.35m | 0.75m |
| Dryden Street | Shaw Brook Tributary | +0.22m | 0.38m |
| Active Way | River Calder | +0.21m | 0.77m |
| Carry Bridge | Colne Water | +0.20m | 0.26m |
| Trawden Brook | Trawden Brook | +0.16m | 0.19m |
| Thompson Park | River Brun | +0.12m | 0.37m |