Every commission is authorized and directed to acquire, in the name of the commission but for the cities, counties and towns in whole or in part embraced within the district, by purchase, gift, condemnation or otherwise, and, notwithstanding the provisions of any charter, or ordinance or resolution of any county, city or town to the contrary, to construct, maintain, operate and use such trunk, intercepting and outlet sewers, conduits, pipelines, pumping and ventilating stations, treatment plants or works at such places, and such other plants, structures, boats and conveyances, as in the judgment of the commission will provide an effective and satisfactory method for promoting the purposes of the commission.