Water is the most important natural resource as a support for life, as its utilization water management and control requires planning a clean water distribution system and drainage system. Arjamukti Kencana Raya settlement has an area of 6.7 hectares with 399 units. Based on data from the official website of the Tasikmalaya Regency Government as of May 12, 2023, the population reached 73,756 people, with an increase in the population of 21.06% very significant and very influential on the construction of public service facilities, one of which is housing. Housing development will be better if the planning of clean water distribution and drainage systems is done correctly. This planning requires data such as housing siteplans, residential topographic maps, and the highest rainfall in the region. From the housing data, it is known that clean water needs are 3.09 liters per second, water loss is 0.62 liters per second, and maximum daily clean water needs are 4.26 liters per second and peak clean water needs are 5.56 liters per second. The clean water network system in Arjamukti Kencana Raya housing has 53 nodes, 47 pipes with sizes of 3/4 inc and 1 inc, one tank and one pump with water sources originating from PDAM Tirta Sukapura. The calculation of drainage channels in Arjamukti Kencana Raya housing with a rectangular cross-section made of reinforced concrete has 3 dimensional variations with the smallest dimensions having a base width and height (30 cm x 20 cm), (40 cm x 20 cm), and (40 cm x 40 cm) with each guard height (w) of 20 cm
