Some residents in Richmond may be without water on Monday after a major winter storm knocked out power to the Virginia city's water reservoir system, causing it to malfunction.

The city of Richmond, in partnership with the Virginia Department of Health, issued an immediate boil water advisory on Monday, urging all residents to conserve water and boil it before consumption until further notice.

Richmond residents are being asked to limit their water use after city officials say a power outage at Richmond’s water reservoir system caused a malfunction on Monday.

Residents in Richmond and some of its surrounding areas may not have water after city officials say a water pump failed.