D Drinking water for daily needs of the population is the main requirement. drinking water service appropriate targets of the Ministry of public works in the year 2019 is 100%. Based on the targets of the Government's target of local Government of the city of Bengkulu is improving the drinking water service reaches a percent80% by 2030. However, the current service network piping new Bengkulu city of32%. This research question then is "how the pattern of development of the drinking water supply system in the city of Bengkulu?" To answer the question, the purpose of this research was to formulate a pattern of provision of drinking water for residents in Bengkulu City RTRW integrated in 2012-2032, by identifying rural and urban in the city of Bengkulu, Bengkulu City identify growth rate, as well as identifying the development of the city of Bengkulu so as to determine the need of drinking water of the city of Bengkulu, and the way the fulfillment of the requirement of drinking water by 2020, 2025, 2035. Analytical techniques used in this research was descriptive with the help of calculation using spatial analysis and tabulations to analyze the density, determination of changes in zoning drinking water distribution and determine the location of reservoir. Analysis of the results obtained that in year 2035 Bengkulu City was already a major city with every administrative village has already grown to be Urbanized with the need of drinking water by the year 2035 piping network amounted to910.61 litres/second and not protected piping network of 93 litres/second, which is in the year 2035 service drinking water reach the target 100% of the service of drinking water. To achieve the target in the planned addition of production capacity at Ipa Nelas amounted to 463.47 litres/second, Ipa Surabaya of 447.21 liters/second. The addition of two new reservoirs in zone 1 serving Kampung Melayu and sub 3 zones that serve the Ratu Agung District and Ratu Samban District.