W. Va. Code § 16-2-1
Local boards of health, created, established and operated pursuant to the provisions of this article, are responsible for directing, supervising and carrying out matters relating to the public health of their respective counties or municipalities. This article provides that local boards of health may be organized as boards of health serving a single municipality, a single county or a combination of any two or more counties or any county or counties and one or more municipalities within or partially within the county or counties. This article establishes uniform provisions applicable to all local boards of health, whatever organizational form is elected, to ensure the consistent performance of duties relating to basic public health services and other health services and the enforcement of the laws of this state pertaining to public health.
W. Va. Code § 16-2-1