This document outlines the existing and planned green open space (RTH) in 20 sub-districts within the Tuban regency of Indonesia. It shows the total existing RTH area is 4,039.69 hectares, accounting for 30.73% of the total urban area of 13,145.11 hectares. The plan is to maintain this RTH percentage of 30.73% over the next 5 years by allocating the same amount of land (4,039.69 hectares) to RTH each year.