Ahza Refkyan Dhafa, Listin Fitrianah. Evaluation of the Water Quality Status of the Kedunguling River Using the Pollution Index Method in Durung Banjar Village, Sidoarjo. JCPA [Internet]. 2026 Jul. 27 [cited 2026 Sep. 13];4(02):1263-74. Available from: https://edujavare.com/index.php/jcpa/article/view/1746