W. Va. Code § 16-13A-19
There shall be and is hereby created a statutory mortgage lien upon such public service properties of the district, which shall exist in favor of the holders of bonds hereby authorized to be issued, and each of them, and the coupons attached to said bonds, and such public service properties shall remain subject to such statutory mortgage lien until payment in full of all principal of and interest on such bonds. Any holder of such bonds, of any coupons attached thereto, may, either at law or in equity, enforce said statutory mortgage lien conferred hereby and upon default in the payment of the principal of or interest on said bonds, may foreclose such statutory mortgage lien in the manner now provided by the laws of the state of West Virginia for the foreclosure of mortgages on real property.
W. Va. Code § 16-13A-19