scholarly journals EVALUASI KONDISI KUALITAS AIR BERDASARKAN DAMPAK BEBAN PENCEMARAN TERHADAP SEBARAN OKSIGEN TERLARUT DI SUNGAI GUNUNG PASANG KABUPATEN JEMBER

Author(s):  
Elida Novita ◽  
Bawon Rani Yudhika Anwar ◽  
Hendra Andiananta Pradana

Gunung Pasang River is as raw water supply for the human activity. However, it is utilized as waste disposal from community activities, agro-tourism, and rubber factories. These activities have the potential to reduce water river quality. The efforts to river pollution prevention that can be taken are to examine for capacity of the rivers to reduce pollutant naturally. The research focused to analysis the pollution load, oxygen dissolved distribution (deoxygenation and reoxygenation rate), and the total pollution load of the Gunung Pasang river utilized the Streeter-Phelps formula. The study was conducted in November – December in 2019 at the Gunung Pasang River with a river length of 300 m which was divided into 3 segments with 4 monitoring points (GP01, GP02, GP03, GP04). Analysis of the parameters i.e. DO and BOD to measure the water quality degradation in the river and the resulting graph of oxygen reduction. The method refers to Minister of the Environment Decree no. 110/2003.The results showed that the average pollution load value was 6.32 kg/day. The range of deoxygenation and reoxygenation rates is 2.67 - 5.36 mg/L.day and 32.77 - 64.71 mg/L.day respectively. The Reoxygenation rate was greater than deoxygenation. This phenomenon reflected that the Gunung Pasang River has a good self – purification performance. The average pollution load capacity of the river is 2.17 kg/day.Keywords: total pollution capacity; oxygen distribution; self – purification; water quality monitoring.

2020 ◽  
Vol 20 (3) ◽  
pp. 626
Author(s):  
Vita Pramaningsih ◽  
Slamet Suprayogi ◽  
Ignasius Loyola Setyawan Purnama

The Rivers in Indonesia often accommodate pollution from all community activities. This happened due to a large number of people who use watersheds for living. One of those rivers is the Karang Mumus River in Samarinda City, East Kalimantan. This study aims to analyze the capacity of the Karang Mumus River pollution load in segments 2, 3 and 4. The analysis model used in this study was the QUAL2Kw and ArcGIS models. The former used to calculate the capacity of river pollution and the latter used to determine land use. The results of the QUAL2Kw Model analysis shown that the capacity of the BOD was exceeded in all segments, COD was exceeded in all segments except segment 3. The entire segment had an allocation of sectoral pollution load originated from domestic activities. This study concluded that the dominant land use of settlements was one of the main causes of this problem.


2019 ◽  
Vol 18 (2) ◽  
pp. 135
Author(s):  
Hendra Andiananta Pradana ◽  
Sri Wahyuningsih ◽  
Elida Novita ◽  
Aisyah Humayro ◽  
Bambang Herry Purnomo

ABSTRAKLatar belakang: Salah satu sumber air permukaan yang memiliki peran vital bagi ekosistem perairan dan makhluk hidup adalah sungai. Sungai Bedadung merupakan salah satu sungai besar yang melewati wilayah Perkotaan Kabupaten Jember. Air dari sungai tersebut dimanafaatkan sebagai pemasok air baku untuk PDAM Kabupaten Jember. Akan tetapi akibat tekanan aktivitas antropogenik menurunkan kualitas air sungai tersebut. Pemantauan kualitas air diperlukan sebagai salah satu pertimbangan pengendalian pencemaran pada air sungai tersebut. Tujuan penelitian ini mengidentifikasi kondisi kualitas air dan beban pencemaran di intake intalasi pengolahan air (IPA) PDAM Kabupaten Jember.Metode: Pengambilan contoh air secara grab sampling dilakukan di intake IPA Tegal Gede dan IPA Tegal Besar dengan beberapa parameter kualitas air yang diamati yaitu suhu, kekeruhan, TDS, pH, DO, BOD, COD, yang dibandingkan dengan baku mutu Peraturan Pemerintah Republik Indonesia Nomor 82 tahun 2001 serta debit air yang digunakan untuk menghitung beban pencemaran serta dilanjutkan uji t untuk mengetahui perbandingan kondisi beban pencemaran.Hasil: Hasil penelitian menujukkan bahwa kualitas air sungai di intake IPA Tegal Gede dan IPA Tegal Besar secara berurutan tergolong kelas I dan III. Nilai COD di intake IPA Tegal Besar tergolong kelas III. Nilai beban pencemaran menujukkan perbedaan yang signifikan pada kedua intake IPA. Beban pencamaran di IPA Tegal Gede dan Tegal Besar dengan nilai rata-rata secara berurutan yaitu 24,96 kg/hari dan 74,03 kg/hari.Simpulan: Kualitas air Sungai Bedadung berdasarkan parameter fisika dan kimia di intake IPA Tegal Gede di IPA Tegal Besar secara berurutan tergolong kelas I dan III serta kondisi beban pencemaranya beragam.ABSTRACTBackground: River as one of surface water resources has a vital role for ecosystems and organism. Jember Regency Municipal Waterworks utilized the river as water raw resources. However, the pressure of anthropogenic activity decreases the river's water quality. Water quality monitoring is needed as a consideration for pollution controlling in the river. The focus research identified the condition of water quality and pollution load in the water treatment plants (WTP) intake of Jember Regency Municipal Waterworkers.Method: The water sampling by grab sampling was carried out at intake of Tegal Gede and Tegal Besar WTP with several observed pysicochemical parameters i.e temperature, turbidity, TDS, pH, DO, BOD, COD compered with the quality standard of Government Regulation No. 82 of 2001 and stream flow for pollution load measurement and continued by t-test to compire the pollution load conditions.Result: The results denote that the water quality in Tegal Gede and Tegal Besar WTP intakes were classified into first (I) and third (III) class. COD caused water quality decreased in intake of Tegal Besar WTP. The t-test of the pollution load represented a significantly difference at the both water treatment plants locations. Pollution load at Tegal Gede and Tegal Besar WTP showed the average values of 24.96 kg/day and 74.03 kg/day. Conclusion: The water quality refer to physicochemical parameter in intake of Tegal Gede and Tegal Besar were categorized WTP into first (I) and third (III) class, furthermore the condition of the pollution load varies.


1999 ◽  
Vol 40 (10) ◽  
pp. 145-152 ◽  
Author(s):  
Harro Bode ◽  
Ernst A. Nusch

The water quality management of Ruhr River Association is challenged by the dual use pattern, i. e. drinking water supply and wastewater discharge simultaneously into the same river. In the past 10 years accidental or illegal pollution occurred statistically every twenty days. Identification of water pollutants (and polluters) was often impossible because water samples could not be secured for analysis in time. The water quality surveillance system could be extended with financial support of the European Union by another two automated monitoring stations equipped with sophisticated on-line analysators (e. g. for ammonia, chromium, chlorophyll fluorescence) and biomonitors using water fleas and mussels as detectors. Monitoring strategies, methods, techniques and costs for buildings, equipment and operation are reported. Experience and results obtained so far let assume that the integrated water quality monitoring is able to prove its merits concerning reconnaissance of accidental water pollution and subsequent early warning of water works.


Author(s):  
Sri Wahyuningsih ◽  
Elida Novita ◽  
Irfan Dwi Satya

Rembagan River is the main tributary of the Bedadung River in Cangkring Village, Patrang District, Jember Region. Various community activities in the Rembagan River area such as bathing, washing, defecating and urinating as well as agricultural activities will produce domestic and agricultural waste. These wast can cause river water pollution, especially water quality degradation. then the research needs to be done an analysis of the capacity of the Rembagan River in receiving pollution costs. The purpose of this study is to find out how much the ability of the Rembagan River to accept the burden of pollutants using the Streeter-Phelps method. Streeter-Phelps modeling takes into account two phenomena, namely the process of measuring dissolved oxygen (deoxygenation) and the process of increasing dissolved oxygen (reaeration). The results obtained from these calculations are oxygen drop curves determined on the basis of oxygen deficit values. The average values of deoxygenation rate and reoxygenation rate were sequentially 1.58931 mg/L/day and 10.09982 mg/L/day. So that self-purification can run well which means the water quality of the Rembagan River was still relatively good. This can be seen in the DO model pattern that goes up in each segment. The actual DO of 5.6760 mg / L was greater than the DO standard of class III quality of 3 mg / L. It can be interpreted that the Rembagan River still has a remaining DO of 2.676 mg / L and was still able to accept pollution cost of 18.8 kg/day. Keywords:  pollution load, Rembagan River, river capacity


2020 ◽  
Vol 5 (2) ◽  
Author(s):  
Ranty Christiana ◽  
Ika Muthya Anggraini ◽  
Hezliana Syahwanti

<p>Sungai Mahap is used by the people of Nanga Mahap Village, Nanga Mahap District, Sekadau Regency for daily needs such as cooking, transportation and even consumption as drinking water. Utilization is done by the community because this area has not been flooded with clean water facilities. The quality and status of the Mahap River water quality standard needs to be further examined to study the feasibility of water as an air source used by the community regarding the importance of increasing plantation activities upstream. This research uses descriptive method using quantitative. Air sampling was conducted using a sample survey method with proposed parameters namely BOD, COD, pH, DO, TSS and NH3. Water quality testing is based on Government Regulation No. 82 of 2001 and determines the status of water quality using the STORET method and the pollution index based on the Decree of the Minister of Environment No.115 of 2003. In this study, the river pollution load was also calculated. The results show that the composition of BOD, COD, and Fe has exceeded the specified quality standards. The water quality status of the Mahap River is classified as moderate to severe based on the STORET method and Pollution Index. The highest river pollution load occurs at point II, in the dry season at 104.725 kg/day and in the rainy season at 171.873 kg/day</p>


2020 ◽  
Vol 26 (2) ◽  
pp. 31-48
Author(s):  
Ayu Widya Utami ◽  
◽  
Pramiati Purwaningrum ◽  
Diana Irvindiaty Hendrawan ◽  
◽  
...  

Abstract. The downstream segment of Citarum River flows from Bendung Curug, Karawang Regency and ends at Muara Gembong, Bekasi Regency. The pollution of downstream segment of Citarum River is caused by settlement, agriculture, farm, and industrial activities that dump their waste into river bodies. This causes a decrease in water quality and reduce the carrying capacity of the downstream segment of Citarum River pollutant. The purpose of this research was to analyze the pollutant load capacity (PLC) in downstream segment of Citarum River using QUAL2Kw model. This research was carried out downstream of Citarum River from segments 16 to 20 which were divided into 9 sections with 11 locations monitoring water quality. Sampling was carried out for 3 periods of observation that the sampling is done twice at each location using grab sampling method. Water quality parameters being modeled are BOD, COD, nitrate, and phosphate. The results of the simulation model of PLC for BOD was 14556.67 kg/day-23456.84 kg/day, COD was 24261.12 kg/day-39094.73 kg/day, nitrate was 24261.12 kg/day-39094.73 kg/day, and phosphate was 485.22 kg/day-781.89 kg/day. Overload of BOD was 0%-26%, COD was 61%-68%, phosphate was 78%-7%. Meanwhile, nitrate load in the Citarum River downstream segment doesn’t exceed its pollutant load capacity. Keywords: Pollution Load Capacity, carrying capacity, Citarum River, Qual2Kw, water quality


Author(s):  
Made Santiari ◽  
I Wayan Nuarsa ◽  
I Wayan Budiarsa Suyasa

The water quality of Badung River in Pemogan village has exceeded the threshold limits.Therefore, It is needed to determinate the carrying capacity of Badung River. The determination of carrying capacity is very useful to control the disposal of waste into the Badung River. The objective of this study were to determine the sources of pollution, pollutant load and load capacity of Badung river at Pemogan village. Determination of pollutant source done with looked for land use and types of activities along the Badung river Pemogan village followed by field inspections. The pollution load was determined by multiplying the concentration of water quality and flow rate, while the carrying capacity was determined with the help of the program Qual2Kw ver 5.1. Determination of load capacity with Qualk2Kw ver 5.1 has several step such as data collect, the data entry process, calibration, verification and simulation according to the scenario. The result of this study showed sources of pollution that cause a decrease the water quality of Badung river in Pemogan village were non point source (agriculture and settlements) and point source (flow from upstream). The pollution load that flow into the Badung river in Pemogan village for BOD, COD and TSS respectively 419,97 kg/ day; 865,66 kg/day dan 160,70 kg/day. Load capacity of Badung river for COD and TSS were 1686.53 kg/day dan 4743.36 kg / day, Meanwhile, the load capacity of Badung River for BOD has overlimits.


2018 ◽  
Author(s):  
Tien Zubaidah ◽  
Nieke Karnaningroem ◽  
Agus Slamet ◽  
Muhamad Ratodi

Due to the domestic waste, mining, plantation, agriculture and industrial disposal, Barito river has experienced a very serious water contamination. Therefore the researchers intended to investigate Barito river's ability in accommodating the pollution load in order to improve the river quality. In this article, the Biological Oxygen Demand (BOD) parameter has been selected as an index that reflected the organic contamination, while the QUAL2Kw stream model was used in conjunction with a potential pollutants identification and inventory activities as an effort to calculate the Barito river's ability to contain pollution loads. The results have shown that the Barito river has no longer have assimilation capacity for BOD. We have determined that the distribution of pollutant loads and total quantity controls has been able to help the Barito river water utilization to be more efficient.


2018 ◽  
Vol 12 (01) ◽  
pp. 100 ◽  
Author(s):  
Siti Nur Aziza ◽  
Sri Wahyuningsih ◽  
Elida Novita

Jompo River is one of many tributaries in Jember District has become one of the water source for inhabitant around use for their daily needs. People activities can make water quality in Jompo River has been polluted gradually. The measurement need to knows water quality and polution load which enter in to Jompo River.  Location of research was start form Patrang to Kaliwates District with six node and  distantance 625 m. each node. This research was conducted in March-July 2017. Based on data analysis, average value of water quality ​​ were TSS was 67 mg / l, TDS was 104.78 mg / l, pH was 6.73, DO was 8.34 mg / l, and BOD was 1.20 mg / l. Based on Government Regulation No. 82 of 2001, the Jompo river water quality was included in class II criteria. The highest pollution load was at the 6th node of 394.39 kg/day. Jompo River has an average reaeration rate of 0.65 mg / l.day and deoxygenation rate of 0.284 mg / l.day. The river was ability to accomodate of pollution load because the rate of reaeration rate was higher than the value of deoxygenation rate. Keywords: Jompo River, pollution load, water quality


2013 ◽  
Vol 1 (1) ◽  
Author(s):  
Melati J. Parera ◽  
Wenny Supit ◽  
Jimmy F. Rumampuk

Abstract: Limited availability of raw water is one of the problems encountered in the provision of water services in Indonesia. The purpose of this study is to determine the difference in the quality of well water within 0-100 meters and within 101-200 meters from the beach by measuring physical parameters, i.e.unclearness. The number of samples in this study were 65 wells owned by residents in the Village of Madidir Ure and from those wells there are 25 with a distance of 0-100 meters and 40 with a distance of 101-200 meters from the beach.The parameters were observed referring to the Regulation of the Minister of Health of Indonesia Number 479/Menkes/Per/IV/2010 about the Terms and Water Quality Monitoring, including the physical parameters such as unclearness measured by using turbidity. Data collection methods used in this study is a cross sectional and the laboratory analysis was done in “Badan Teknik Kesehatan Lingkungan (BTKL)” Manado.  The results, show water quality from the well within distance of 0-100 meters exceeds a set of maximum levels of more than 5 NTU, while the result of the water quality within 101-200 meters does not exceed the maximum of 5 NTU. Conclusion: there is a difference in the quality of water in the Village of Madidir Bitung City Ure taken from the well within a distance of 0-100 meters and the well within 101-200 meters from the beach. Keywords: Water Quality, Well, Parameter physics     Abstrak: Terbatasnya ketersediaan air baku adalah salah satu masalah yang dihadapi dalam penyediaan layanan air bersih di Indonesia. Tujuan penelitian ini untuk mengetahui perbedaan kualitas air sumur yang berjarak 0-100 meter dan 101-200 meter dari tepi pantai dengan parameter ukur fisika. Jumlah sampel dalam penelitian ini adalah 65 sumur milik penduduk di Kelurahan Madidir Ure dan keseluruhan sumur tersebut ada 25 sumur dengan jarak 0-100 meter dan 40 sumur dengan jarak 101-200 meter dari tepi pantai. Adapun parameter yang diamati mengacu pada Peraturan Menteri Kesehatan Indonesia Nomor 479/Menkes/ Per/IV/2010 tentang syarat-syarat dan Pengawasan Kualitas Air yang meliputi parameter fisika seperti kekeruhan. Metode pengumpulan data yang digunakan dalam penelitian ini adalah Cross sectional atau potong lintang dan dianalisis di laboratorium Badan Teknik Kesehatan Lingkungan (BTKL) Manado. Hasil penelitian menunjukkan kualitas air dengan jarak 0-100 meter melebihi kadar maksimum yang ditetapkan yaitu lebih dari 5 NTU (Nephlometer Turbidity Unit), sedangkan kualitas air dengan jarak 101-200 meter hasilnya tidak melebihi kadar maksimum yang telah ditetapkan yaitu kurang dari 5 NTU (Nephlometer Turbidity Unit). Simpulan: terdapat perbedaan kualitas air sumur di Kelurahan Madidir Ure Kota Bitung yang diukur dari jarak 0-100 meter dan 101-200 meter dari tepi pantai. Kata kunci: Kualitas air, Sumur, Parameter fisika


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