‘Facilities’ means the facilities of the State, county or other designated public body used or suitable for use for the control, collection, disposal and treatment of all sources of pollution, whether or not they are point sources, including, but not limited to, sewage, wastewater and in place or accumulated pollution sources and consisting of all properties, real, personal, mixed or otherwise, acquired by the State, the county or the public body, as the case may be, by one or more projects through purchase, condemnation, subject to the provisions of NRS 244A.521, construction or otherwise, and used in connection with such purposes and related services or in any way pertaining thereto and situated within the county, whether within or without or both within and without the territorial limits of the public body.