PUPR Ministerial Decree No. 4 of 2017 states that SPALD development is based on 6 criteria including population density, groundwater depth, soil permeability, financing capacity, land slope, and specific areas. If it refers to one of these criteria, Surabaya City is potentially obliged to implement SPALD-T. This research aims to examine how SPALD-T can be implemented in Surabaya City in terms of technical and institutional aspects. The research method was carried out using descriptive analysis with additional mapping using GIS. Descriptive analysis was carried out to describe the condition of Surabaya City. Meanwhile, mapping is used to determine priority locations that can be implemented by the relevant agencies to implement SPALD-T in Surabaya City. Based on the studies that have been carried out, Surabaya City is included in the areas that need to implement SPALD-T in wastewater management efforts. Furthermore, from an institutional perspective, Surabaya City is ready to implement SPALD-T because it has mapped out the tasks between planning, construction, operations and maintenance. The scheme that can be implemented in Surabaya City is SPALD-T for residential areas with a service area of 1 RT 1 WWTP using an anaerobic processing system.