<![CDATA[Water supply service is one of public utility services of government that conforms to a purpose of the National Economic and Social Development Plan of Thailand to raise population life quality. For studying water supply service of Provincial Waterworks Authority in the case of Lampang province, the researcher sets objective, how Lampang Provincial Waterworks Authority (PWA) serves water supply system in Lampang Province, Thailand works, how Lampang Provincial Waterworks Authority (PWA), Thailand operates, and how water quality service of Lampang Provincial Waterworks Authority (PWA) in Thailand functions. The researcher uses qualitative for finding problem and complete data, and analyze with hands-on- professional management of public organizations, explicit standards and measure of performance, shift to disaggregation of units in public sector and stress on private-sector styles on management practice of NPM, in terms of good governance hold on the Royal Decree about principle and the way for good public administration Thailand 2003, participation, transparent, rule of law and value for money. Intergovernmental relations theory consists of cooperation forms among Lampang PWA and other organizations. State enterprise is to study about establishment form and role. The last term is water supply quality standard. Finding research, Lampang PWA can reach a goal, expansion rate of new water supply increase every year, water supply quality pass WHO standard. The researcher presents some suggestion about system, operation and water quality for improve Lampang PWA working at the end of this research.]]>
