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UJI KINERJA METODE ELEKTROKOAGULASI MENGGUNAKAN ELEKTRODA ALUMUNIUM (Al) UNTUK PENYISIHAN LOGAM Fe DAN Mn PADA AIR BERSIH BERDASARKAN EFISIENSI PENYISIHAN DAN KONSUMSI ENERGI Ibrahim, Ibrahim; Setiawan, Yunianto; Rahayu, Dwi Ermawati; Surya, Ridwan Adi
Jurnal Teknologi Lingkungan UNMUL Vol 7, No 1 (2023): Jurnal Teknologi Lingkungan UNMUL
Publisher : Mulawarman University Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30872/jtlunmul.v7i1.11320

Air tanah sebagai sumber air bersih masih menjadi pilihan utama oleh Sebagian besar masyarakat karena alasan murah dan bisa langsung dimanfaatkan. Namun, kondisi air tanah saat ini semakin banyak yang tidak memenuhi kualitas air bersih seiring dengan meningkatnya jumlah penduduk, Salah satu masalah air bersih yang sering dijumpai adalah kontaminasi logam terutama Fe dan Mn. Elektrokoagulasi adalah salah satu metode pengolahan air yang ekonomis, praktis, dan mudah dioperasikan sebagai solusi permasalahan tersebut. Penelitian dilakukan dengan menguji kinerja metode elektrokoagulasi untuk mendapatkan efisiensi penyisihan optimum serta konsumsi energi optimum untuk penyisihan logam Fe dan Mn dalam air bersih. Data efisiensi penyisihan optimum dan konsumsi energi optimum diperoleh dari elektrokoagulasi dengan memberikan variasi waktu 5, 10, 15, 20, 25, 30 menit. Dari hasil penelitian ini efesiensi penyisihan optimum dihasilkan sebesar 66,28 % pada t = 30 menit untuk Fe dan Mn sebesar 61,88 % pada t = 30 menit. Konsumsi energi Optimum penyisihan logam Fe diperoleh 2,42 kWh/m3 pada t = 30 menit dan logam Mn sebesar 2,14 kWh/m3 pada t = 30 menit.

Environmental Health Risk Analysis of Exposure To Cadmium in Local Water Company Tirta Anoa Water Communities in The Mandonga District Area, Kendari City Juliyanti, Juliyanti; Azizi Jayadipraja, Erwin; Adi Surya, Ridwan
Waluya The International Science of Health Journal Vol. 3 No. 1 (2024): Waluya The International Science Of Health Journal
Publisher : Magister Kesehatan Universitas Mandala Waluya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54883/wish.v3i1.626

Introduction: Local Water Company in Kendari city has 4 sources, namely the Konaweha (Pohara) river, Wanggu river, Anggoeya river, Matabondu spring. The Konaweha River is one of the rivers that has a high potential for being polluted by nickel mining activities. Based on the results of research conducted by (Hasani, 2017), the Konaweha river is in the lightly polluted category. The presence of heavy metals in the environment causes accumulation in aquatic biota. Method: This research uses quantitative research in the form of a descriptive survey with a cross sectional research design. Analytically, data from variable measurements is analyzed using the Environmental Health Risk Analysis formula to determine health risks due to exposure to lead in community drinking water and risk management from cadmium pollution to public health. Result: Description of cadmium concentration in Local Water Company Tirta Anoa water, Mandonga subdistrict, Kendari city after sampling and laboratory testing at 3 points, namely the first point in Mandonga sub-district with a cadmium concentration of 0.002 mg/L, the second point in Korumba sub-district with a cadmium concentration of 0.001 mg/L , and at the third point in Anggilowu sub-district with a cadmium concentration of 0.002 mg/L. Conclusion: The conclusion in this journal The respondent's risk level based on the RQ calculation value is still < 1, which means that people who receive water from Local Water Company Tirta Anoa, Kendari City in the Mandonga sub-district area have no risk of health problems now and in the next 30 years.

The Relationship between Physical Environmental Sanitation and the Incidence of Acute Respiratory Infections (ARI) in Toddlers in the Lepo-Lepo Health Center Working Area, Kendari City Ismawati, Ismawati; Azizi Jayadipraja, Erwin; Adi Surya, Ridwan
Waluya The International Science of Health Journal Vol. 3 No. 2 (2024): Waluya The International Science Of Health Journal
Publisher : Magister Kesehatan Universitas Mandala Waluya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54883/wish.v3i2.718

Introduction : Acute Respiratory Infections are very big impact if it is not treated, especially if it attacks children. Besides being able to interfere with the child's growth and development, it can also cause death. The prevalence of ARI in 2020 was 28.3%, in 2021 it decreased to 25.3%, and in 2022 it increased again to 29.65% and in 2023 it increased to 30.8%. The aim of the research is to determine the relationship between sanitation of the physical environment in the home with the incidence of Acute Respiratory Tract Infections (ARI) in children under five in the Lepo-Lepo Health Center, Kendari City. Method : This type of research is quantitative research with a Cross Sectional Study design. The population is all 2,998 children under five at the Lepo-Lepo Health Center in 2023 and the sample is 71 children under five taken using the accidental sampling technique. Sample identity data were obtained using a questionnaire. Data on ventilation area, temperature, humidity, lighting and dust particles are carried out by observation. Result : The Chi-Square test results obtained a p value of 0.000, φ = 0.636 (ventilation area), a p value of 0.000, φ =0.611 (temperature), a p value of 0.000 and φ = 0.58 (humidity). p value 0.000, φ =0.579 (lighting),, p value 0.000 and φ =0.731 (dust particles). Conclusion: The relationship between the area of air ventilation, temperature, humidity, lighting, dust particles, with the incidence of ARI in toddlers.

Environmental Health Risk Analysis of Exposure To Cadmium in Local Water Company Tirta Anoa Water Communities in The Mandonga District Area, Kendari City Juliyanti, Juliyanti; Azizi Jayadipraja, Erwin; Adi Surya, Ridwan
Waluya The International Science of Health Journal Vol. 3 No. 1 (2024): Waluya The International Science Of Health Journal
Publisher : Magister Kesehatan Universitas Mandala Waluya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54883/wish.v3i1.626

Introduction: Local Water Company in Kendari city has 4 sources, namely the Konaweha (Pohara) river, Wanggu river, Anggoeya river, Matabondu spring. The Konaweha River is one of the rivers that has a high potential for being polluted by nickel mining activities. Based on the results of research conducted by (Hasani, 2017), the Konaweha river is in the lightly polluted category. The presence of heavy metals in the environment causes accumulation in aquatic biota. Method: This research uses quantitative research in the form of a descriptive survey with a cross sectional research design. Analytically, data from variable measurements is analyzed using the Environmental Health Risk Analysis formula to determine health risks due to exposure to lead in community drinking water and risk management from cadmium pollution to public health. Result: Description of cadmium concentration in Local Water Company Tirta Anoa water, Mandonga subdistrict, Kendari city after sampling and laboratory testing at 3 points, namely the first point in Mandonga sub-district with a cadmium concentration of 0.002 mg/L, the second point in Korumba sub-district with a cadmium concentration of 0.001 mg/L , and at the third point in Anggilowu sub-district with a cadmium concentration of 0.002 mg/L. Conclusion: The conclusion in this journal The respondent's risk level based on the RQ calculation value is still < 1, which means that people who receive water from Local Water Company Tirta Anoa, Kendari City in the Mandonga sub-district area have no risk of health problems now and in the next 30 years.

The Relationship between Physical Environmental Sanitation and the Incidence of Acute Respiratory Infections (ARI) in Toddlers in the Lepo-Lepo Health Center Working Area, Kendari City Ismawati, Ismawati; Azizi Jayadipraja, Erwin; Adi Surya, Ridwan
Waluya The International Science of Health Journal Vol. 3 No. 2 (2024): Waluya The International Science Of Health Journal
Publisher : Magister Kesehatan Universitas Mandala Waluya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54883/wish.v3i2.718

Introduction : Acute Respiratory Infections are very big impact if it is not treated, especially if it attacks children. Besides being able to interfere with the child's growth and development, it can also cause death. The prevalence of ARI in 2020 was 28.3%, in 2021 it decreased to 25.3%, and in 2022 it increased again to 29.65% and in 2023 it increased to 30.8%. The aim of the research is to determine the relationship between sanitation of the physical environment in the home with the incidence of Acute Respiratory Tract Infections (ARI) in children under five in the Lepo-Lepo Health Center, Kendari City. Method : This type of research is quantitative research with a Cross Sectional Study design. The population is all 2,998 children under five at the Lepo-Lepo Health Center in 2023 and the sample is 71 children under five taken using the accidental sampling technique. Sample identity data were obtained using a questionnaire. Data on ventilation area, temperature, humidity, lighting and dust particles are carried out by observation. Result : The Chi-Square test results obtained a p value of 0.000, φ = 0.636 (ventilation area), a p value of 0.000, φ =0.611 (temperature), a p value of 0.000 and φ = 0.58 (humidity). p value 0.000, φ =0.579 (lighting),, p value 0.000 and φ =0.731 (dust particles). Conclusion: The relationship between the area of air ventilation, temperature, humidity, lighting, dust particles, with the incidence of ARI in toddlers.

Analysis sustainability status of laeya river management for raw water supply in South Konawe Regency Southeast Sulawesi Province Surya, Ridwan Adi; Ismail, Darwin; Yasin, Asramid; Aba, La; Erif, La Ode Muhammad
Depik Jurnal Ilmu Ilmu Perairan, Pesisir, dan Perikanan Vol 12, No 3 (2023): DECEMBER 2023
Publisher : Faculty of Marine and Fisheries, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/depik.12.3.33538

South Konawe Regency experienced a decrease in water supply and an increase in water demand, due the changes in land use caused by ongoing land exploitation, which increases runoff and decreases infiltration capacity. As a result, more water is lost to the ocean, threatening the water supply from Laeya River. Laeya River raw water is not only utilized for PDAM raw water sources, but also used to meet the domestic needs of the community, agricultural irrigation and plantations, so it is important to know the its sustainability status. This research aims to carrying out activities that control the water quality of the Laeya River, as well as to serve an information regarding the status model for the sustainability of raw water management, and to raise environmental awareness. This study was carried out in the Laeya River, South Konawe Regency. Sampling was conducted at three stations representing the upstream area of the Laeya River, the middle area and the downstream area. The Multi Dimensional Scaling (MDS) analysis method was used to conduct an analysis of the status of sustainable natural resource management for sustainable raw water supply. Based on the results can be concluded that Analysis of the 41 attributes derived from five dimensions resulted in 12 attributes acting as leverage factors in each dimension partially. To improve the sustainability status of raw water management in the research area, it is necessary to intervene the 12 attributes, namely 11 attributes that need to increase the intensity of their activities, and one attribute needs to be controlled and planned for its development properly. The results of the assessment of 41 attributes from five dimensionsin the management of the Laeya River for raw water supply in South Konawe Regency, currently is at less Sustainability status(Sustainability Index value of 36.63).KeywordsSustainability Raw WaterMDSMonte CarloRAPS-LaeyaSouth Konawe Regency

Analysis sustainability status of laeya river management for raw water supply in South Konawe Regency Southeast Sulawesi Province Surya, Ridwan Adi; Ismail, Darwin; Yasin, Asramid; Aba, La; Erif, La Ode Muhammad
Depik Jurnal Ilmu Ilmu Perairan, Pesisir, dan Perikanan Vol 12, No 3 (2023): DECEMBER 2023
Publisher : Faculty of Marine and Fisheries, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/depik.12.3.33538

South Konawe Regency experienced a decrease in water supply and an increase in water demand, due the changes in land use caused by ongoing land exploitation, which increases runoff and decreases infiltration capacity. As a result, more water is lost to the ocean, threatening the water supply from Laeya River. Laeya River raw water is not only utilized for PDAM raw water sources, but also used to meet the domestic needs of the community, agricultural irrigation and plantations, so it is important to know the its sustainability status. This research aims to carrying out activities that control the water quality of the Laeya River, as well as to serve an information regarding the status model for the sustainability of raw water management, and to raise environmental awareness. This study was carried out in the Laeya River, South Konawe Regency. Sampling was conducted at three stations representing the upstream area of the Laeya River, the middle area and the downstream area. The Multi Dimensional Scaling (MDS) analysis method was used to conduct an analysis of the status of sustainable natural resource management for sustainable raw water supply. Based on the results can be concluded that Analysis of the 41 attributes derived from five dimensions resulted in 12 attributes acting as leverage factors in each dimension partially. To improve the sustainability status of raw water management in the research area, it is necessary to intervene the 12 attributes, namely 11 attributes that need to increase the intensity of their activities, and one attribute needs to be controlled and planned for its development properly. The results of the assessment of 41 attributes from five dimensionsin the management of the Laeya River for raw water supply in South Konawe Regency, currently is at less Sustainability status(Sustainability Index value of 36.63).KeywordsSustainability Raw WaterMDSMonte CarloRAPS-LaeyaSouth Konawe Regency

Perbaikan Lingkungan dengan Penanaman Mangrove Berbasis Masyarakat untuk Mendukung Wisata Pesisir Desa Tapulaga Kandari, Aminuddin Mane; Kasim, Safril; Siwi, La Ode; Surya, Ridwan Adi; Mando, La Ode Agus Salim; Yasin, Asramid; Hidayat, Herlan; Pristya, Terry Y.R.
Aksiologiya: Jurnal Pengabdian Kepada Masyarakat Vol 5 No 1 (2021): Februari
Publisher : Universitas Muhammadiyah Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30651/aks.v5i1.4046

Perbaikan lingkungan dengan penanaman mangrove berbasis masyarakat untuk mendukung wisata pesisir dilatar belakangi oleh garis pantai mengalami kemunduran dengan tingginya erosi pantai, kurangnya sentuhan iptek dalam pengelolaan mangrove, masyarakat tidak memiliki mata pencaharian alternatif dan kurangnya kesadaran masyarakat untuk menjaga dan memelihara lingkungan. Tujuan program ini adalah terbentuknya unit pemberdayaan masyarakat terhadap ekosistem mangrove, menjadikan ekosistem mangrove sebagai wisata pesisir untuk meningkatkan pendapatan daerah, kesejahteraan masyarakat dan kelestarian alam. Metode yang digunakan meliputi: 1) metode perencanaan: survei lokasi, perijinan, wawancara, pemberian kuesioner, 2) metode pelaksanaan: penyuluhan, pembentukan unit lembaga, pembibitan, persemaian, penanaman dan kerja bakti bersih pantai dan 3) metode evaluasi: meminimalisir kelemahan dan hambatan selama kegiatan berlangsung. Program dilaksanakan pada Juli 2019 di desa Tapulaga kecamatan Soropia kabupaten Konawe. Hasil program yang dicapai: persepsi masyarakat banyak yang setuju desa Tapulaga menjadi daerah ekowisata mangrove, terbentuknya Sahabat Mangrove Desa Tapulaga sebagai lembaga pengelola mangrove dan lembaga pendukung lainya seperti kelompok Pengawas Pesisir Wahana Lestari dan kelompok Nelayan Lestari, bertambahnya 1 unit bedeng persemaian mangrove yang baru yang dapat dijadikan lahan bisnis untuk dijual, penambahan jumlah area kawasan hutan mangrove desa Tapulaga dengan melalui 1000 bibit pohon mangrove yang ditanam dan berkurangnya sampah plastik melalui kerja bakti bersih pantai desa Tapulaga.Kata Kunci: Desa Tapulaga; mangrove; pesisir; wisataÂ Environmental Improvement with Community-Based Mangrove Planting to Support Coastal Tourism in Tapulaga VillageÂ ABSTRACTÂ Improvement of the environment by planting community-based mangroves to support coastal tourism due to the shoreline has deteriorated with high coastal erosion, lack of science and technology touches in mangrove management, the community lacks alternative livelihoods and lack of community awareness to protect and preserve the environment. The purpose of this program is the formation of a community empowerment unit for mangrove ecosystems, making mangrove ecosystems as coastal tourism to increase regional income, community welfare and nature conservation. The methods used include: 1) planning methods: location surveys, permits, interviews, questionnaires, 2) implementation methods: counseling, the establishment of institutional units, nurseries, nurseries, planting and beach clean service work and 3) evaluation methods: minimizing weaknesses and obstacles during the activity. The program was carried out in July 2019 in Tapulaga village, Soropia sub-district, Konawe regency. Program results achieved: many community perceptions agree that Tapulaga village becomes a mangrove ecotourism area, the formation of Friends of Mangrove Tapulaga Village as a mangrove management institution and other supporting institutions such as the Wahana Lestari Coastal Supervisor group and the Sustainable Fishermen group, an increase in 1 new mangrove nursery unit can be used as a business land for sale, increasing the number of mangrove forest areas in Tapulaga village by going through 1000 mangrove tree seedlings planted and reducing plastic waste through the clean beach service work of Tapulaga village.Keywords: coastal; mangrove; Tapulaga Village; tourism

Analysis of the Water Quality Status of the Belalo River in Lasolo District, North Konawe Regency Roy Saputra Ammai; Ridwan Adi Surya; Junartin Teke; Muhammad Saleh Qadri
International Journal of Technology and Education Research Vol. 3 No. 03 (2025): July - September, International Journal of Technology and Education Research (
Publisher : International journal of technology and education research

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.63922/ijeter.v3i03.2115

The existence of land use around rivers can affect the quality of river water. Various land uses, such as agricultural land and residential areas, accompanied by diverse activities such as sago processing, washing, and bathing, can impact river quality and public health risks. This study aims to determine the water quality status of the Belalo River in Lasolo District, North Konawe Regency, using the pollution index method as regulated in the Decree of the Minister of Environment of the Republic of Indonesia Number 115 of 2003 concerning Guidelines for Determining Water Quality Status. This research method refers to the class II quality standards set out in the Government Regulation of the Republic of Indonesia Number 22 of 2021 concerning the Administration of Environmental Protection and Management. The research was conducted in June 2025. The results of this study indicate that Station I falls into the category of meeting quality standards with a Pollution Index value of 0.51. Station II falls into the category of meeting quality standards with a Pollution Index value of 0.48, and Station III falls into the category of meeting quality standards with a Pollution Index value of 0.85. The parameter that does not meet class II quality standards is a chemical parameter, namely Biochemical Oxygen Demand (BOD), which is present at Station III.

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