Storm Callum
- Peak: 3.43 metres on 13 October 2018
- Crickhowell was flooded and roads were closed. See photos
- Read the Met Office Report
Persistent Wet Weather
- Peak: 4.38 metres on 26 October 2019
- Crickhowell was flooded and roads were closed. See photos
- Read the Met Office Report
Storm Dennis
- Peak: 4.51 metres on 16 February 2020 (although likely higher since gauge stopped working)
- Crickhowell was flooded and roads were closed. See aerial drone images
- Read the Met Office Report