RICHLAND COUNTY, S.C. (WACH) – A boil water advisory has been issued in Richland County, according to Columbia Water. Officials advise customers on 1700 – 1864 Fulmer Road, 800 Block of Mount Valley Road, Whiteoak Ridge Court, Locklier Road, Wood Oak Road, Maple Ridge Road, and Abney Hills Estates Subdivision, to boil their water vigorously for at least one minute prior to drinking or cooking.