Residents in Marlborough are being urged to conserve water after a major leak caused the supply to dwindle. The Marlborough District Council confirmed the leak is located under a riverbed, complicating efforts to repair it. The situation has prompted local authorities to ask households to limit their water usage. The repair work is expected to take up to two days, during which time the water supply may remain affected. Officials have not yet provided an exact timeline for when full service will resume. The leak has raised concerns among residents, who are now advised to use water efficiently. The council is monitoring the situation closely and will update the community as more information becomes available.