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Journal : Journal of Community Based Environmental Engineering and Management

The Effectiveness of the Electrocoagulation Process in Reducing TDS Concentration in Brackish Water in Subang Regency Afiatun, Evi; Yustiani, Yonik Meilawati; Pradiko, Hary; Rahayu, Giga Galuh; Suju, Anis Dwiantoro
Journal of Community Based Environmental Engineering and Management Vol. 9 No. 2 (2025): September 2025
Publisher : Department of Environmental Engineering - Universitas Pasundan - Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23969/jcbeem.v9i2.32579

Abstract

Brackish water is a water resource that has the potential to be used as raw water, but has limitations due to high levels of total dissolved solids (TDS) This study aims to analyze the effectiveness of the electrocoagulation method in reducing these pollutant parameters in brackish water samples from Subang Regency. The groundwater samples were taken in the area of the Diniyah Takmiliyah Awaliyah Islamic Madrasa School. The research was conducted using a prototype electrocoagulation device with a pair of aluminum plates, varying voltages (10, 12, 14, and 15 volts), varying flow rates (0.06 L/second and 0.08 L/second), and conditions with and without a plate settler in the sedimentation unit. The results showed that increasing the voltage significantly reduced TDS levels. The highest efficiency was achieved at 10 volts with a flow rate of 0.06 L/second, reducing TDS from 3,400 mg/L to 3,110 mg/L (8.5%). Meanwhile, the lowest efficiency was achieved at 12 volts with a flow rate of 0.08 L/second, at 2.1%. Overall, this study confirms that electrocoagulation can be an alternative brackish water treatment technology in coastal areas. Although the TDS reduction efficiency is still limited, this method can be further developed as part of an integrated system to support sustainable clean water availability.
Noise Pollution in Urban Areas : Measurement and Analysis of Traffic Noise Impacts on Health and Education Services in Bandung City Hasbiah, Astri Widiastuti; Afiatun, Evi; Nur Aulia, Mitha; Yustiani, Yonik Meilawati
Journal of Community Based Environmental Engineering and Management Vol. 8 No. 2 (2024): September 2024
Publisher : Department of Environmental Engineering - Universitas Pasundan - Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23969/jcbeem.v8i2.17478

Abstract

Traffic noise is a significant environmental issue in urban areas, adversely affecting public health and the quality of essential services. This study aims to evaluate the noise pollution levels at sensitive locations, consist of a health clinic and two schools in Bandung City, Indonesia. The research involves measuring noise levels, mapping their distribution, and analyzing the data. Measurements were conducted over four days using a smartphone application, Decibel X, to record noise levels every 5 seconds for 10-minute sessions across various times of the day. Simultaneously, vehicle counts were recorded to establish a correlation between traffic volume and noise levels. A questionnaire survey was administered to gather perceptions of noise impact from teachers, students, clinic staff, and patients. The findings revealed that noise levels at several points, particularly near busy roads, exceeded recommended standards, significantly disrupting concentration and causing physical symptoms such as headaches among respondents. Noise hotspots identified included Point1 and Point6, where average noise levels were consistently high, while Point4 and Point5 showed lower but more variable noise levels. To mitigate traffic noise, the study recommends a combination of installing noise barriers, creating green spaces, and enhancing building insulation. Regular noise monitoring and public awareness campaigns are essential for effective noise management and improving the quality of life in Bandung City.
Enhancing Household Waste Management for Climate Change Mitigation: A Case Study of RW 06, Pasirluyu, Bandung, Indonesia Afiatun, Evi; Yustiani, Yonik Meilawati; Hidayat, Hidayat; Grahandikha, Muhammad Bagas; Nurpratama, Yanuar Rizal; Wijaya, Vinvin Halim
Journal of Community Based Environmental Engineering and Management Vol. 8 No. 2 (2024): September 2024
Publisher : Department of Environmental Engineering - Universitas Pasundan - Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23969/jcbeem.v8i2.18449

Abstract

In exploring how household waste management contributes positively towards climate change mitigation in RW (sub hamlet) 06, Pasirluyu Sub District, Bandung, the objective of this study is to assess existing waste management practices; promoted community awareness as well as aligning them with climate actions like waste reduction programs through recycling and composting initiatives. Recommendation is suggested for enhancing household waste management, especially facing the climate change mitigation. A total of 10 representative households were followed for 30 days collecting data on their wastes generation, separation and treatment processes that included various types of waste such as organic, inorganic and residual where organic wastes were composted using a Takakura method. The findings reveal that between 40-60% of the total amount of household garbage are made up of organic substances while inorganic substances account for about 20-35% and lastly residuals constitute only 5-10%. Households managed to separate their wastes properly on one hand though on another incorrect sorting was noted complicated by inconsistent participation. Thus composting resulted into reduced amounts of organic waste going to landfills thereby minimizing methane emissions. But then again limited infrastructural facilities as well as low levels of understanding were some other barriers against enforcing these practices. Continuous community engagement, enhanced infrastructure, and policy support are essential for aligning waste management with climate change mitigation efforts in RW 06. The findings contribute to broader sustainability goals and highlight the potential for similar urban communities to adopt climate-conscious waste management practices.