On November 14, 1914, His Majesty King Mongkut came to open the business under the name that time. Bangkok Waterworks There is a sanitation department The Ministry of Metropolitan Administration is responsible for the operation. Water supply business has progressed sequentially. from the one who used to remember the specific units in Phra Nakhon has expanded sales to the Thonburi side The pipes were laid along the Phuttha Yod Fa Bridge to Prachatipok and Somdet Chao Phraya Roads. Later, during World War II, the Phuttha Yod Fa Bridge was destroyed by bombs. causing damage to the pipes placed there causing the water distribution in the Thonburi area to stop Thonburi municipality has started its own water supply business. by drilling an artesian well to provide water services