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Journal : jurna beta kimia

Integration of Multi-Index Method and Qual2kw Evaluation Modeling of Quality Status and Pollutant Dispersion Pattern of Perian River in Kutai Kartanegara Fitria Sari, Dwi; Hamdani, Taufik; Kalauw, Syelvialousiana Ningsih; Ermawati, Rina; Kartika, Rudi; Hadi Raharjo, Slamet Ningsih
Jurnal Beta Kimia Vol 6 No 1 (2026): Volume 6 Issue 1, May 2026
Publisher : Universitas Nusa Cendana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35508/jbk.v6i1.28211

Abstract

This study is intended to assess water quality and determine the pollution status of the Perian River in its upstream (Perian Village) and downstream (Muara Aloh Village) sections in 2025. (COD) parameters. The findings reveal a marked deterioration in water quality from the upstream to the downstream segment of the river. Based on the CCME- WQI, both locations were categorized as "Poor," with scores of 61.95 (upstream) and 57.20 (downstream). The STORET method classifies the upstream status as "Moderately Polluted" (-23) and the downstream as "Heavily Polluted" (-42). Meanwhile, the PI method assigned a "Lightly Polluted" status to both locations. High concentrations of Nitrate (up to 42.57 mg/L) and Fecal Coliform (up to 12,976 counts/100ml) were the primary contributors to water quality degradation. The total actual COD pollution load was 25,344.52 kg/day, with the upstream area contributing a dominant share of 70.09%. Stringent conservation efforts and waste management along the river are required to prevent further degradation. This study also applied pollutant dispersion modeling using the Qual2Kw method.
Co-Authors Abimanyu, Priem Reyhan Adha, Laila Sufina Aditya, Roy Admaja, Junior Try Adnyana, Ketut Cahyadi Ahmad Suryadi, Ahmad Akkas, Erwin Alimuddin - Alimuddin Alimuddin Aman S Panggabean Aman S Panggabean, Aman S Aman S. Panggabean Aman Sentosa Panggabean Andi Kurniawan Annuary Laksono Arifwan - Ary Rizki Darmawi Ary Rizki Darmawi, Ary Rizki Aswad, Muhammad Raihan Aswat, Muhammad Raihan Aswat, Raihan Azka, Andi Aulia Urrahman Bayu Iskandar Bohari Yusuf Bohari Yusuf Bonifasius, Bonifasius Bustanussalam Bustanussalam Bustanussalam Bustanussalam, Bustanussalam Chairul Saleh Corebima, Damianus Develistur Delina Khairunnisa Dilo Jhosea Luciano Eduardo Dimas P, Riansyah Djihan Ryn Pratiwi, Djihan Ryn Dwi Lestari Dwi Susanto Edi Novian Jaya Edman Tandirerung Eka Damayanti Setyningrum Eka Setia Rini Eka Siswanto Syamsul Eno Julia Shafarini Ermawati, Rina Erwin - Erwin Erwin Eva Marliana, Eva Fahmi, Miraz’hul Fahmi, Miraz’ul Farida Farida Fathur Rahman Fathur Rahman fatur Rahman, fatur Fauzi Rachman Fauzi Rachman Firmansyah - Fitria Sari, Dwi Fitriana, Mila Fitriani, Ana Gelung, Antonius Hadi Raharjo, Slamet Ningsih Hamdani, Taufik Hamsiana - Hendra Priatna Hendric Surya Putra I Wayan Arief Pradana Putra Iskandar, Bayu Jaya, Edi Novian Jofri, Dirga Hosea Seventeen Jofri, Dirga Hosea Seventin Julianto, Faisal Reja Kalauw, Syelvialousiana Ningsih Kalmud Nia Tekha Laksono, Annuary Lila Karina Nuryanti Lilik Sulastri Lumban Gaol Veronica Destiana Mahrus, Muhammad Haissul Maria Amelia Kristianingrum Marliani, Nelly Marlina, Eva Mila Fitriana Mira Wahyuni Mira Wahyuni, Mira Miraz’hul Fahmi Muhammad Adhitya Rizkirullah Muhammad Haissul Mahrus Muhammad Harry Rahmadan Muhammad Raihan Aswat Muhammad Sigit Ariski Nasution, Safridah Hannum Noor Hindryawati Noor Hindryawati, Noor Nur Asmawati Nur, Istianti Irfa'a Octavianus, Riyan Octavianus, Riyan Partomouan Simanjuntak Partomuan Simanjuntak Partomuan Simanjuntak Partomuan Simanjuntak Partomuan Simanjuntak Partomuan Simanjuntak Prastiwi, Mela Pratama, Riansyah Dimas Rahmat Gunawan Rahmat Gunawan Rahmat Gunawan Rezky Estrada Ricard, Romoldus Jonius Rico Ramadhan, Rico Rida Awliyani Ripaldy Apriansya Riyan Octavianus Rizkirullah, M. Adhitya Rizkirullah, Muhammad Adhitya Rizkirullah, Muhammad Aditya Rizkullah, Muhammad Adhitya rizky maulida amalia hanif Ruga, Ritbey Rutdianti Rutdianti Rutdianti, Rutdianti Sahriani, Andi Saibun Sitorus Saleh, Chairul Sanian, Sanian Sari Setianingsih Setianingsih, Sari Setyningrum, Eka Damayanti Shafarini, Eno Julia Shaparuddin Nur Arifullah Simanjuntak, Partomuan Solman, Solman Suaibatul Aslamiah Subur P Pasaribu Sudrajat Sudrajat Sukanadi, I Putu Sukma Wiratama Sulistiani, Oktaviana Dewi Sulistiyawati, Rizki Ramadhani Syelvia Lousiana Kalauw Syelvia Lousiana Ningsih Kalauw Tandirerung, Edman Tanjung, Faisal Trisnawati, Eka Elly Ulfa, Yulyanti Sartika Utami, Nanda Putri Wahyu Budi Utama Wahyu Budi Utama Wahyu Teguh Santoso Wahyu Teguh Santoso Wajdie, Farid Winni Astuti Winni Astuti, Winni Wulan Verani Yeni Agustina Yeni Agustina, Yeni Yerwanto Ilang Yerwanto Ilang, Yerwanto