DETERMINING RIVER WATER QUALITY STATUS BASED ON THE POLLUTION INDEX METHOD AS CONTROL OF ENVIRONMENTAL QUALITY: (Case Study In The Wanggu River, Kendari City). Jurnal Infrastruktur , [S. l.], v. 7, n. 1, p. 29–41, 2021. DOI: 10.35814/infrastruktur.v7i1.1945. Disponível em: https://journal.univpancasila.ac.id/index.php/infrastruktur/article/view/1945. Acesso em: 1 oct. 2026.