Southern WaterSouthern England
Southern Water reservoir levels
See the latest position across the region, then explore every published supply system and reservoir.
Current level68.9%30 July 2026
Total
Where levels sit today
Current level against the one-year and all-time ranges.
Bewl Water68.5%
Darwell53.6%
Powdermill33.4%
Weir Wood90.5%
All-time rangeOne-year rangeCurrent level