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EVALUASI KUALITAS AIR SUNGAI BATANGHARI DI AREA PENAMBANGAN PASIR DESA SEMBUBUK (MUARO JAMBI) BERDASARKAN WATER QUALITY INDEX (WQI Rahmadini, Zananta; Gusri, Lailal; Damris
JTSL (Jurnal Tanah dan Sumberdaya Lahan) Vol. 13 No. 2 (2026)
Publisher : Departemen Tanah, Fakultas Bio-industri Pertanian dan Kehutanan, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jtsl.2026.013.2.9

Abstract

Sand mining activities from riverbeds or banks can harm the environment, especially water quality, by increasing turbidity, which can endanger ecosystems and human health. This study aims to analyze the water quality of the river around the sand mining area using the Water Quality Index (WQI) method. In this study, water samples were collected at three points: upstream, middle, and downstream, with three repetitions conducted over three consecutive days near the sand mining area of Sembubuk Village, Muaro Jambi Regency.  The test results showed significant values in several parameters, including TSS at the midpoint, which reached 252 mg/l. This figure indicates a high number of suspended particles in the water. The turbidity value at the midpoint was also very high, at 285 NTU, indicating very cloudy water. In addition, the DO level at the midpoint of the mining site was the lowest, at 2.21 mg/l. This low DO indicates that the mining process releases oxidized materials trapped in the bottom sediment, which consume oxygen in the water.  These parameters individually did not meet the river water quality standards. The method used combined various parameters, and the overall value could reflect the combined conditions of each parameter. Thus, the analysis of the WQI pollution level of the Batanghari River around the sand mining area in Sembubuk Village, Muaro Jambi Regency, indicated that the pollution level was at "Poor" status, with an average WQI value of 50.33. The midpoint had the highest WQI classification value among the points, at 50.42, indicating the greatest contribution of mining activities to the decline in water quality. Although the status improved to "Good" on the second day, this improvement was temporary. Overall, the river's condition remained poor, as its status reverted to "Poor" on the third day.
Rancangan Sumur Resapan Air Hujan sebagai Upaya Pengurangan Limpasan di Perumahan Samudera Afroza 3, Kota Jambi Sindu Sanjaya; Lailal Gusri; Tri Syukria Putra
JURNAL WILAYAH, KOTA DAN LINGKUNGAN BERKELANJUTAN Vol. 5 No. 1 (2026): JURNAL WILAYAH, KOTA DAN LINGKUNGAN BERKELANJUTAN
Publisher : Fakultas Teknik Universitas Cenderawasih

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58169/jwikal.v5i1.1108

Abstract

Land-use changes dominated by impervious surfaces in residential areas reduce the natural infiltration capacity of the soil and increase surface runoff, which may lead to flooding and waterlogging. This study aimed to design a rainwater infiltration well system as an effort to reduce surface runoff in Samudera Afroza 3 Housing Estate, Jambi City. A quantitative approach was employed through field surveys, hydrological analysis, soil permeability testing, GIS-based land-use analysis, and infiltration well design in accordance with SNI 8456:2017 and SNI 03-2453-2002 standards. Rainfall analysis was conducted using maximum daily rainfall data from 2014–2023, applying several probability distributions, with the Gumbel distribution identified as the most representative model. The results revealed that the residential area covers 8,104 m², with 91.84% of the land occupied by built-up surfaces, resulting in limited natural infiltration capacity. The average soil permeability value of 0.00024 m/s indicates favorable conditions for the implementation of infiltration wells. Based on the design calculations, 41 Type III infiltration wells are required, providing a total storage capacity of 289.665 m³ and an infiltration discharge of 0.0919 m³/s. The proposed infiltration well system is capable of reducing runoff volumes by 15.044%, 12.486%, and 11.223% for 2-year, 5-year, and 10-year return periods, respectively. Therefore, infiltration wells can be considered an effective alternative for water conservation and runoff management in residential areas.
Design and Development of a Multi-Blade Horizontal Axis Wind Turbine as an Alternative Energy Source in Talang Solok Regency Fiqri Al Faruqi; Yendri Modika; Andre Rabiula; Dasrinal Tessal; Akhiyar Waladi; Lailal Gusri; Ali Satria Wijaya; Andicho Haryus Wirasapta; Dewi Triantini
Jurnal Edukasi Elektro Vol. 10 No. 1 (2026): Jurnal Edukasi Elektro Volume 10, No. 1, May 2026
Publisher : DPTE FT UNY

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21831/jee.v10i1.91466

Abstract

Indonesian rural and highland areas have considerable potential for developing small-scale renewable energy, especially utilizing wind resources with low to moderate wind speeds. This research outlines the creation, design, and assessment of a six-blade horizontal axis wind turbine (HAWT) aimed at facilitating off-grid and decentralized electricity production in Talang, Solok Regency. To enhance the design methodology, a comparative design evaluation was performed by analyzing three-blade, four-blade, and six-blade rotor setups concerning starting torque traits, suitability for low wind speeds, and operational stability documented in earlier research. The six-blade design was chosen for its improved self-starting ability and dependable performance at wind speeds under 7 m/s. The created prototype features a rotor diameter of 1.5 m, a blade length of 0.75 m, a 1:5 gear ratio, and a 200 W DC generator. Performance testing took place over two months (August–September 2025) in natural wind conditions varying between 4.8 and 7.1 m/s. The turbine produced an open-circuit voltage of 2.5–4.4 V, and when under load, the peak electrical power output was 1.52 W. The determined power coefficient (Cp) varied from 0.12 to 0.18, demonstrating efficient energy conversion in low-speed wind conditions. The findings indicate that the suggested multi-blade HAWT design provides a technically viable, context-suitable, and scalable option for rural electrification, community-level renewable energy systems, and educational uses in areas with comparable wind conditions.
Adaptasi Perubahan Iklim di Wilayah Pesisir: Tinjauan Literatur tentang Dampak Kenaikan Muka Air Laut Febni Rita Kurnia; Lailal Gusri
JURNAL ILMIAH NUSANTARA Vol. 2 No. 6 (2025): Jurnal Ilmiah Nusantara
Publisher : CV. KAMPUS AKADEMIK PUBLISING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61722/jinu.v3i2.8769

Abstract

Sea level rise is a direct consequence of climate change, exerting profound effects on social structures, economies, infrastructure, and coastal ecosystems. This article aims to review recent scientific literature addressing the impacts of sea level rise in coastal areas and adaptation strategies implemented across countries, with a particular focus on Indonesia. The research method employed is a literature review with a descriptive qualitative approach, examining scientific publications from 2020 to 2026. Findings reveal that sea level rise in Indonesia averages 4.6 ± 0.4 mm per year, exceeding the global average. Observed impacts include coastal erosion, tidal flooding, saltwater intrusion, infrastructure damage, and population displacement. Effective adaptation strategies involve a combination of hard infrastructure (seawalls, breakwaters), ecosystem-based approaches (mangrove restoration, wetland conservation), and climate-responsive policy support. These findings underscore the importance of multidisciplinary approaches, community participation, and cross-sectoral collaboration in building coastal resilience to climate change.
Strategi Adaptasi dan Mitigasi Perubahan Iklim Di Lahan Gambut: Pendekatan Terintegrasi Untuk Ketahanan Lingkungan Lailal Gusri
JURNAL ILMIAH NUSANTARA Vol. 2 No. 6 (2025): Jurnal Ilmiah Nusantara
Publisher : CV. KAMPUS AKADEMIK PUBLISING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61722/jinu.v2i6.8770

Abstract

Peatlands constitute a critical ecosystem that stores nearly one-third of global soil carbon, yet faces serious degradation threats from drainage, land conversion, and fires. This study examines climate change adaptation and mitigation strategies in peatlands through an integrated approach to enhance environmental resilience. Employing a systematic literature review methodology of recent publications (2020–2026), this research analyzes concepts, implementation practices, and challenges in sustainable peatland management. The findings demonstrate that peatland restoration through rewetting, revegetation, and community-based management can reduce greenhouse gas emissions by up to 800 million tons of CO₂e annually in tropical regions. Indonesia, as the world's largest tropical peatland holder (25 million hectares), plays a strategic role with emission reduction targets of 31.89%–43.20% by 2030 through forest and peatland conservation under the Forestry and Other Land Use (FOLU) Net Sink 2030 strategy. This study recommends strengthening peatland protection policies, investment in paludiculture (sustainable wet farming), empowerment of local communities, and mobilization of carbon-based financing to achieve global climate targets while maintaining ecosystem services and community livelihoods.
Penilaian dan Prediksi Indeks Kualitas Air Sungai Asam, Kota Jambi Lailal Gusri; Lilis Suryani; Shally Yanova; Bambang Irawan; M. Nuklirullah
INSOLOGI: Jurnal Sains dan Teknologi Vol. 4 No. 3 (2025): Juni 2025
Publisher : Yayasan Literasi Sains Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55123/insologi.v4i3.5133

Abstract

The water quality of rivers can deteriorate due to the large amount of pollutants entering the river. Water quality assessments provide an overview of the actual state of water quality. The WQI can provide valuable information about the water quality of rivers. The calculation of the water quality index is carried out because there is a high probability that other parameters also exceed the quality standards, which are not considered when calculating the water quality index. Therefore, it is very important to assess the water quality of the river. The objective of this study was to assess the water quality of the Asam River, Jambi City. The research methodology involved collecting water samples from the Asam River at locations I (upstream), II (middle) and III (downstream) and testing the samples in the laboratory. Indices were analyzed using WQI for the following variables: temperature, total suspended solids (TSS), pH, BOD, COD, nitrate, total phosphate, dissolved oxygen and fecal coliforms. The method using WQI to determine water quality classification values ​​can serve as a reference for problem solving and evaluation of water pollution management. The results based on the calculations resulted in a WQI value of 96,27 at location II (middle); 70,95 at location I (upstream) and 186,01 at location III (downstream). The results of the study on the water quality of the Asam River are as follows: 1) very low water quality, 2) low quality water and 3) unfit for drinking water, posing a risk to aquatic life and human health.
Co-Authors Abdul Manab Abdul Manab Abiyoga, Nurza Purwa Achen Karriel Adam Putra Arifin Ade Adriadi Ade Nurdin Adisti, Tri Afriani H Aggrika, Riyanti Ahmad Firdaus Aji Santoso Akhiyar Waladi Akhmad Irwansyah Ali Satria Wijaya Amilia Paramitha Andre Rabiula Andre Rabiula Anggaraini, Febri Juita Anggrika Riyanti Aprianda Saputra Bambang Irawan Bambang Irawan Bambang Irawan /E21207042 Bunga Mardhotillah Damris Muhammad Dasrinal Tessal Dayanti, Reva Dewi Triantini Dyah Kumalasari Edi Saputra Edwin Permana Emelda Raudhati Enaya Primsa Br Perangin Angin Evi Adriani Fatati Fatati Febni Rita Kurnia Febri Juita Fernando Mersa Putra Filawati Filawati Fiqri Al Faruqi Firmansyah Firmansyah Firmansyah Gayatri, Indah Hadrah Hadrah Hadrah, Hadrah Hagabean, M. Doli Harahap, Arief Aryatama Hariestya Viareco Haris, Hariestya Harmes Hendi Matalata Hutagalung, Winny Laura Christina Ilfan, Freddy Indra Sulaksana Jalius Jul Andayani Julius, Julius Junardi Junardi Karenina Juniska Lifan, Freddy Lilis Suryani M A, suhanta M Nuklirullah M, MS Zahari M. Nuklirullah M. Nuklirullah M. Zahari Mardhotillah, Bunga Monik Kasman Naoval Arjuna Pramudya Nasywa Rahadatul Aisy Nuklirullah, M. Putra, Tri Syukria Putri, Prameswari Amalia Rahmadini, Zananta Ratna Juwita Riva Dirnasari Rizki Andre Handika Rodhiyah, Zuli RR. Ella Evrita Hestiandari Sarmada, Sarmada Sawithri Raudhatunnisa Septian, Ahmad Al Idrus Silvia Annur Annisa Sindu Sanjaya Siti Umi Kalsum Syabawaihi Syaparuddin Syukria Putra, Tri Tri Syukria Putra Tri Syukria Putra Winny Laura Christina Hutagalung Wirasapta , Andicho Haryus Yanova, Shally Yendri Modika Yunan Surono Z, Gusmanely