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Journal : Journal of Applied Geospatial Information

ROFI Zone (Region of Freshwater Influence) and Its Impact on Total Dissolved Solids in the Coastal District of Sukadana Kayong Utara Zan Zibar; I Wayan Nurjaya; Robin Saputra; Alimuddin Alimuddin; Ferdy Gustian; Mohammad Sumiran Paputungan
Journal of Applied Geospatial Information Vol 6 No 2 (2022): Journal of Applied Geospatial Information (JAGI)
Publisher : Politeknik Negeri Batam

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30871/jagi.v6i2.4595

Abstract

Coastal areas are characterized by complex dynamics between freshwater entering through the estuary from land and seawater from open water. This study aims to calculate the salinity anomaly found on the sandy coast of Mayang, estimate the number of fractions and the volume of mass transport of fresh water entering the waters through the river flow and measure the total dissolved solids (TDS) in the west season. Water mass characteristics data collection using Water Checker. The determination of 17 data collection stations is assumed to be representative in representing the overall condition of the research location. The results of the anomaly salinity calculation show the low anomalous salinity values that are distributed horizontally on the coast. The distribution of salinity as anomaly values transversely on lines 1 to 4 ranges from -1 to -15. Freshwater fraction is concentrated as far as 1.16 km from the coast of Pasir Mayang with concentration values ranging from 0.44% to 0.13%. The mass transport of fresh water in the Pasir Mayang coastal waters is 1,130 m3s -1. The value of the transport volume of fresh water depends on rainfall and the flow of fresh water through rivers and then into sea waters. The total dissolved solids at the study site at each station ranged from 7.88 ppm to 17.8 ppm.
Co-Authors AA Sudharmawan, AA Aditya Irawan Adnan Adnan Adnan Adnan Agathajani, Brigitha Anjeli Ahmad Ahmad Ahmad Ahmad Ahmad Ahmad Ahmad Nabillah Ramadhan Alan Frendy Koropitan Ali Arman Lubis Alimuddin, Alimuddin Ambomasse, Yusril M. An Nisa Octavia Andi Fitri Sakmiana Andi Fitri Sakmiana Andini, Ardita Dwisepti Anindia Resty Syafira Arwadi, Mohammad Tri Arwadi, Tri Ashar, Andini Aulia Ayuk Azwar Pramucti Brigitha Anjely Agatha Jani Bulan, Dewi Embong Chella Nur Kumala Dayang Nathasya Aurelia Putri Awari Dewi Embong Bulan Dewi Embong Bulan Dharmawan, I Wayan Eka Elisar, Elisar Ence Alya Vira Azizah Eryati, Ristiana Ferdy Gustian Firman , Firman Firman Firman Hamdhani, Hamdhani I Wayan Nurjaya Irma Suryana Irma Suryana Irma Suryana Irwan Ramadhan Ritonga Iwan - Suyatna Iwan Suyatna Iwan Suyatna Jani, Brigitha Anjely Agatha Jemi Irlanda Haikal Kolibongso, Duaitd Kusumaningrum, Widya Loto, Naomi Mario Putra Suhana Muhammad Trial Fiar Erawan Naufal Athasyah Norma Gupita Novia, Rani Nur Hasanah Nurdiansah, Doni Nurfadilah Nurfadilah Nurfadilah Nurfadilah Nurfadilah Nurfadilah Nurul Tri Oktavia Putra, Andry Purnama Putra, Andry Purnama Ramli Ramli Rani Novia Rani Novia Renyaan , Jeverson Ristiana Eryati Ristiana Eryati Robin Saputra Sakmiana, Andi Fitri Simanihuruk, Dorsen Hotma Tua Suryana, Irma Susi Rahmawati Susi Rahmawati Suyatna , Iwan Syafira, Anindia Resty Tri Prartono Utama, Ferdy Gustian Utama, Ferdy Gustian Viddo Try Anggoro Widya Kusumaningrum Widya Kusumaningrum Widya Kusumaningrum Zibar, Zan