Allocation of potential value socio-ecology post tin mining Kolong in Bangka Island

Kolong is a water basin as an impact of post tin mining in Bangka Island. Kolong should be managed properly to minimize some impacts, improve the quality of socio-ecological, and the income of local citizen. The purpose of this study was to analyze the potential allocation of socio-ecology value of the post tin mining. The case studies are Kolong in the Central Bangka Regency. This research was used resources valuation methodology, ABAD model classification, and observations. To determine the relationship of social ecology of the Kolong using SEM WarpPLS. The result shows that revenue of economic value of kolong in Bangka Island is IDR 17.9 Billion/year from utilization of Water Supply System, raw water and aquaculture. The diversity Kolong utilization as production tool of social needed in Bangka Island are 6 % as Water Supply System, 9 % as aquaculture, 0.2 % as tourism, and almost 84.8 % unused and owned by local government and private companies. The changing of kolong system influence the changing of social systems. The social variables that are most affected are the technology and local population. Utilization of Kolong as the economic value depends on its classification which based on the ABAD model