United Kingdom · Chew → Avon
Chew Valley Lake
Drinking water supply
Live reservoir intelligenceUnited Kingdom
51.3350, -2.6230Current conditions
Loading official and satellite reservoir feeds…Inflow · Operating state · Outflow
Inflow
Operating state
Outflow
Capacity
Global Dam Watch · reviewed join
2: GoodDam and catchment reference
Dam / barrierChew Stoke
Completed1956
Dam height13 m
Dam length-
Reference capacity20.5 mil. m³
Reference surface4.05 km²
Catchment67 km²
Elevation53 m a.s.l.
Long-term mean flow1.22 m³/s
Reference main useWater supply
The mean flow is a WaterGAP/HydroSHEDS 1971-2000 model reference from Global Dam Watch, not today's inflow or release. Blank fields remain unfilled where no reviewed dam match exists.
Sources
Field-level provenanceGlobal Dam Watch - barrier 3664
Dam dimensions, reservoir area and capacity, catchment, elevation, completion year and long-term mean river discharge.
Quality good. Discharge is the modelled 1971-2000 mean, not a current operator reading. Field definitions: https://jeodpp.jrc.ec.europa.eu/ftp/public/JRC-OpenData/GDW/GDW_TechDoc_v1_delta.pdfGlobal Water Watch
Satellite-observed surface-water area for Global Water Watch reservoir 79603.
Surface area is not stored volume, fill percentage, gate state or dam safety.