Metropolitan Waterworks Authority

The Metropolitan Waterworks Authority (Abrv: MWA; Thai: การประปานครหลวง, RTGS: kan prapa nakhon luang) is a Thai state enterprise under the Ministry of Interior. Its mission is to produce, distribute, and sell treated water in Bangkok, Nonthaburi, and Samut Prakan, and engage in related businesses synergistic with waterworks.