As of 2026-08-02, water stress in GU8 4AA is High (65 out of 100) — rainfall below normal. No hosepipe ban is currently in force for Thames Water. Reservoir levels, river flow, groundwater and rainfall each carry their source and the date they apply to, from Environment Agency and Ofwat open data.
We use your postcode to find the monitoring stations, catchments and water-resource areas most relevant to you. Figures reflect your wider area, not your exact address.