Water & drainage contractors in West Sussex

Choose your town or area in West Sussex for local water and drainage services, costs and advice — every job posted free, with up to 4 quotes from vetted contractors.

Across West Sussex's 11 towns and villages, water is supplied by Portsmouth Water, South East Water and Southern Water, with sewers and wastewater run by Southern Water. Each town page below carries its exact supplier, water hardness and postcode districts.