scholarly journals WATER QUALITY ANALYSIS AND POLLUTION LOAD CAPACITY OF RIVER KAPUAS IN MUKOK DISTRICT, SANGGAU REGENCY

2021 ◽  
Vol 10 (1) ◽  
pp. 022
Author(s):  
Katarina Dwi Yanti

The Kapuas River in Mukok District is a 22-kilometer-long branch of the Kapuas River in West Kalimantan Province. Various activities in Mukok District, Sanggau Regency, contribute to a decrease in the water quality of the Kapuas River. The purpose of this study is to inventory and identify pollution sources, calculate the Pollution Index, determine the potential pollutant load, and calculate the pollutant load capacity. The water quality standard used is class II, as defined by Government Regulation (PP) No. 28 of 2001. According to the findings of the identification and inventory, the sources of pollution on the banks of the Kapuas River in Mukok District, Sanggau Regency, are settlements, livestock, industry, rice fields, and oil palm plantations. The water quality standard of the Kapuas river in Mukok District, Sanggau Regency, based on the class II water quality standard, has exceeded the class II quality standard limit for parameters BOD, COD, DO, and Nitrate. The pollutant originating from oil palm plantations is the source of the potential pollutant load that enters the Kapuas river, Mukok District, Sanggau Regency. Overall, the Kapuas River in Mukok District, District is classified as lightly polluted, with pollution index values ranging from 2,082 to 3,231. The capacity of the pollutant load of the BOD and COD parameters exceeds the capacity, so it can no longer accommodate the load polluter. Meanwhile, the Kapuas River TSS parameter in Mukok District, Sanggau Regency can still handle a pollution load of 6.733.352,358 kg/day.

2021 ◽  
Vol 894 (1) ◽  
pp. 012014
Author(s):  
I Rahmandani ◽  
D Hendrawan ◽  
W Astono

Abstract The research to determine the carrying capacity of pollutant loads in the middle to downstream Cisadane River segment started from Jl. Teuku Umar, Tangerang and ends at Muara Tanjung Burung, Tangerang Regency with a research time starting from March – June 2021. Increased land-use change due to human and industrial activities so that population growth and limited residential land make watersheds a target for land conversion. The purpose of this study is to identify sources of pollutants that have the potential to contaminate the Cisadane River in the middle to downstream segments, analyze water quality and pollutant load capacity, the Cisadane River in the middle to downstream segments along 34 km. The method used for identification of pollutant sources is carried out by conducting field surveys, water quality analysis is carried out by SNI and compared with quality standards according to Peraturan Pemerintah No. 22 of 2021, as well as analysis of the Pollutant Load Capacity (PLC) BOD and DO using the QUAL2Kw model. The results of identifying potential pollutant sources in the middle to a downstream segment of the Cisadane River are dominated by settlements, agriculture, industry, and other domestic activities, namely restaurants and stalls. The results of water quality analysis for BOD parameters ranged from 2.51 mg/L - 5.1 mg/L, and DO range from 5.4 mg/L – 7,2 mg/L. BOD parameters from all points 1-2 meet the quality standard class 2 (3 mg/L) & points 4-6 do not meet the quality standard. The DO parameter is still in good condition because the more significant the DO value, the waters are in good condition. The high levels of BOD in the Cisadane River are influenced by domestic waste that enters the river, and the land is dominated by built-up spaces as settlements, schools, hotels and malls. Land use around the river is very influential on the load of pollutants that enter the river. The lowest DTBP of the Cisadane River for BOD is 22497,9 kg/day, and the highest is 33201,6 kg/day. The decrease in the concentration of BOD load must be lowered in the Cisadane River by 29% - 42%.


2021 ◽  
Vol 9 (2) ◽  
pp. 090
Author(s):  
Lusiyana Lusiyana ◽  
Aji Ali Akbar ◽  
Herda Desmaiani

Abstract This study aims to knowing the potential pollutant loads entering and to know how water quality Rengas River according to water quality standard Class II Per-Men No. 82, 2001. Water quality analysis was carried out by testing and comparing parameters of temperature, pH, DO, BOD, TSS and phosphate at high tide and low tide conditions. The determination of the status of water quality using the Pollution Index method. The results of the pollution index show that the condition of the Rengas River is categorized as lightly polluted and concentration of TSS and BOD exceeded the class II quality standard at low tide During high tide conditions, the highest IP value is at point 1 of 1.29 in the upstream part of the river, while the lowest IP value is at point 4 of 0.71. During low tide, the largest IP value is at point 1 of 1.5 which is located upstream of the river, while the lowest IP value is at point 5 of 1.08 where there is tofu processing. Based on the identification and inventory of the sources of pollution affecting the water quality of Sungai Rengas from the agricultural sector, the domestic sector and small-scale industrial sector. The pollutant load that enters the Rengas River is TSS of 21 . 666.49 kg / day , BOD of 15053.68 kg / day , and phosphates of 85.56 kg / day . The largest BOD and TSS pollutant loads come from segment 3, which in this segment includes high density residential land uses and commercial land uses. Keywords: Rengas River, Pollutants Load, Water Quality Status Abstrak Penelitian ini bertujuan untuk mengetahui potensi beban pencemar yang masuk dan kualitas air Sungai Rengas menurut baku mutu kualitas air Kelas II Per-Men No. 82 Tahun 2001. Analisis kualitas air dilakukan dengan menguji dan membandingkan parameter suhu, pH, DO, BOD, TSS dan fosfat pada kondisi pasang dan surut. Penentuan status mutu air menggunakan metode Indeks Pencemaran. Nilai indeks pencemaran menunjukkan  bahwa kondisi Sungai Rengas masuk ke dalam kategori tercemar ringan dan konsentrasi TSS dan BOD melebihi baku mutu kelas II saat surut. Saat kondisi pasang nilai IP tertinggi ada pada titik 1 sebesar 1,29 di bagian hulu sungai, sedangkan nilai IP terendah ada pada titik 4 sebesar 0,71. Saat kondisi surut nilai IP terbesar ada pada titik 1 sebesar 1,5 yang terletak pada hulu sungai, sedangkan nilai IP terendah ada pada titik 5 sebesar 1,08 dimana terdapat pengolahan tahu. Berdasarkan identifikasi dan inventarisasi sumber pencemar yang mempengaruhi kualitas air Sungai Rengas berasal sektor pertanian, sektor domestik dan sektor industri skala kecil. Beban pencemar yang masuk ke Sungai Rengas yaitu TSS sebesar 21.666,49 kg/hari, BOD sebesar 15.053,68 kg/hari,  dan Fosfat sebesar 85,56 kg/hari. Beban pencemar BOD dan TSS terbesar berasal dari segmen 3 (termasuk dalam guna lahan pemukiman dengan kepadatan tinggi dan guna lahan perdagangan). Kata Kunci: Beban Pencemar, Status Mutu Air, Sungai Rengas


Author(s):  
Desy Rosarina ◽  
Ellysa Kusuma Laksanawati ◽  
Dewi Rosanti

This paper explained heavy metals and chemical properties from the Cisadane River in Tangerang City. A survey method was used to determine the place for sampling the test material. Water measurement is carried out in situ and laboratory tests. Data retrieval was done by purposive sampling determining three observation stations, namely in the Taman Gajah Tunggal park area (station1), Babakan Cikokol residential area (station 2), and Karawaci paper mill area (station 3). The analysis was carried out exactly using analysis. Namely, analysis carried out in the laboratory. The parameters observed were COD, phosphate, DO, BOD, pH. Results of this study informed the water quality in the Cisadane City river did not meet Class II Water Quality Standards based on Government Regulation Number 82, the year 2001. The COD content only meets class II water quality standards at stations 1 and 3. BOD and phosphate content is high and exceeds class II water quality standards. Heavy metal content still meets the water quality standard threshold with a value of Cd less than 0.01 mg/L, Cu less than 0.02 mg/L, Pb less than 0.03mg/L, and Cr less than 0.05mg/L. Zn content exceeds the water quality standard threshold at station three and meets water quality standards at stations 1 and 2 with a value of less than 0.05mg/L.


2018 ◽  
Vol 68 ◽  
pp. 04009 ◽  
Author(s):  
Ihya Sulthonuddin ◽  
Djoko Mulyo Hartono ◽  
Suyud Warno Utomo

Cimanuk river is one of the seven rivers in West Java. Cimanuk river pollution is indicated to have suffered as a result of the activity of domestic waste, industrial and agricultural uncontrolled in the riparian area of Cimanuk river. This research aims to analize water quality of Cimanuk river based on water quality standard on Government Regulation of Republic of Indonesia (IDN), Regulation of the Governor of West Java (WJ), World Health Organization (WHO), Enviromental Standard of United Kingdom (UK), Environmental Protection Agency (EPA), Enviromental Quality Standard (EQS), and Department of Environment (DOE). This research used pollution index method. The result is water quality of Cimanuk river not meet water quality standard where the TSS (94.85±84,60 mg/L), BOD (9.61±3.16 mg/L), COD (37.69±14.01 mg/L), DO (5.12±1.22 mg/L), NH3N (0.25±0.24 mg/L). Degradation of water quality of Cimanuk river from upstream to downstream marked by increased pollution index value annually. Pollution index of Cimanuk river ranging from 1.25 to 20.31. Water quality status of Cimanuk river has been from lightly polluted to heavilypolluted.


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


2018 ◽  
Vol 1 (2) ◽  
pp. 41
Author(s):  
Siti Umi Kalsum ◽  
Lailal Gusri ◽  
Junardi Junardi

Batang Asam River as a source of raw water for Drinking Water Supply Systems (SPAM) and daily needs. On May 19, 2015 there was pollution in the Batang Asam River due to the spillage of palm oil wastewater from one of the palm oil companies around the Batang Asam River. The water river becomes smelly and black and many fish die. The initial testing  showed that BOD parameter = 10 mg / l), COD = 50 mg / l, TSS = 16 mg / l, N-Total = 3.86 mg / l, pH = 6.02, Oil and fat = 2.8 mg / l, where almost all parameters above the quality standard. The purpose of this study was to analyze status of water and water quality of Batang Asam River Using Pollution Index Method as a result of spilling palm oil wastewater.  Water sampling of the Batang Asam River was carried out in 4 (four) locations, namely the upstream area of Lubuk Bernai Village, the Central area of Lubuk Lawas Village and Tanjung Bojo Village and the downstream of Kampung Baru Village (Pengabuan River Estuary). Parameters tested were pH, TSS, TDS, BOD, COD, DO, Fe, Oil and fat based on Government Regulation Number 82 of 2001 concerning Water Pollution Control and Water Quality Management For Class II. Analysis of water quality status using the Pollution Index method based on the Minister of Environment Regulation Number 115 of 2003 concerning Guidelines for Determining the Status of Water Quality.  The results showed that the analysis of the average waterquality of Batang Asam River from four locations tested were parameters pH 6,8, TDS parameters 79,5 mg / l, TSS parameters 15,25 mg / l, DO parameters 3,025 mg / l, BOD parameters 2,935 mg/l, COD parameters 14,5 mg / l, Fe 0,645 mg / l and parameters of oil and fat 1 mg /l satisfy the class II water quality standard (PP No. 82 of 2001). The status of Batang Asam River shows that the status of water quality is mildly polluted with a pollution index value of 1,0 ≤ IP ≤ 5,0 which is 1,96.


2020 ◽  
Vol 6 (1) ◽  
pp. 145
Author(s):  
Iwan Juwana ◽  
Diki Prastyo Nugroho

Cipunagara is the largest watershed in Subang Regency with River Cipunagara as the mainstream. Previous works showed increased activities around Cipunagara watershed, especially in segment 3, leading to a decline in the water quality. The importance of this river increases due to the development plan of Sadawarna and Cilame Reservoirs, which are used for irrigation and other activities. This study aims to identify pollution sources and to analyze the capacity of Cipunagara River in relation to potential pollution load from the watershed for the next 5 years. The study focuses on livestock, which is one of the main sectors contributing to pollution. The main steps include segment selection, calculation of existing pollutant load and prediction within the next 5 years from livestock waste. The segment selection was based on the number of activities from several sectors, the spatial plan of the region, as well as the quality and quantity Cipunagara River. The calculation of existing pollutant load was based on actual pollutant and flow of the river, while the prediction of pollutant load relied on emission factor of each pollutant parameter. The results showed that pollution index in Cipunagara River was severe. The existing and the projected potential pollutant loads in segment 3 include 1,668.76 kg/day and 2,081.25 kg/day for BOD; 4,053.74 kg/day and 5,063.29 kg/day for COD; 8.72 kg/day and 13.34 kg/day for N-Total; and 1.75 kg/day and 2.16 kg/day for P-Total, respectively. These results can be used by the local governments to manage water quality of the river. 


2020 ◽  
Vol 9 (1) ◽  
pp. 67-71
Author(s):  
Raymond Doresmas Purba ◽  
Haeruddin Haeruddin ◽  
Siti Rudiyanti

ABSTRAKSungai Banjir Kanal Barat dan Silandak merupakan sungai besar yang berada di Kota Semarang yang padat penduduk. Berbagai aktivitas terdapat di sepanjang aliran sungai tersebut, diantaranya aktivitas domestik dan industri yang membuang limbah ke dalam badan sungai sehingga menyebabkan penurunan kualitas perairan. Tujuan penelitian ini adalah untuk mengetahui beban pencemaran Sungai Banjir Kanal Barat dan Silandak berdasarkan baku mutu PP Nomor 82 Tahun 2001 kelas II, serta mengetahui status pencemaran air Sungai Banjir Kanal Barat dan Silandak berdasarkan Indeks Kualitas Air (IKA). Penelitian dilaksanakan pada bulan Oktober-November 2018. Pengambilan sampel dilakukan 5 stasiun sampling 2 kali ulangan. Variabel kualitas air yang dianalisis yaitu TSS, nitrat, fosfat, Pb dan Cd, DO. Berdasarkan hasil penelitian 6 variabel tersebut rata-rata sudah melampaui baku mutu. Hasil perhitungan beban pencemaran ditinjau dari satu variabel yang memiliki sumber pencemar tertinggi yaitu TSS Sungai Banjir Kanal Barat yaitu 11425,540 kg/hari dan Sungai Silandak yaitu 8104,32 kg/hari. Hasil perhitungan (IKA) menunjukkan Sungai Banjir Kanal Barat termasuk tercemar ringan dan sedang, Sungai Silandak termasuk tercemar ringan. ABSTRACT Banjir Kanal Barat and Silandak are two large rivers wich located in Semarang with a dense population. There are several activities along the riverside, such as domestic and industrial activities that that the wastes were thrown to the stream and caused water quality decreased. Aims of this research are to know the population load in Banjir Kanal Barat and Silandak river based on the quality standard of PP No. 82/2001 Class II and to determine water pollution status of Banjir Kanal Barat and Silandak river using Water Quality Index (WQI). This research conducted in October to November 2018. Sampels are taken from five stations with twice repetition. Variabels taken for this research are TSS, nitrate, phosphate, Pb, Cd and DO. The averagere result of six variabels show that all variabels are Pollution load calculated based on TSS. In Banjir Kanal Barat it’s 11425.540 kg/day while in Silandak it’s 8104.32 kg/day. The result of that Banjir Kanal Barat river classified as low to medium polluted and Silandak river classified as low polluted


2017 ◽  
Vol 2 (2) ◽  
pp. 49 ◽  
Author(s):  
Ahmad Muhtadi ◽  
Yunasfi Yunasfi ◽  
M. Ma'rufi ◽  
A. Rizki

<strong>Morphometry and Pollution Load Capacity of Lake Pondok Lapan in Langkat Regency, North Sumatra.</strong> Morphometry is necessary to know the physical characteristics of a lake and how much the ability of the lake to receive pollutant loads. Determination of water quality status and pollution load capacity of lake water is very important to do with the utilization of lake by the community for cultivation activity of floating net cage (KJA). This study aimed to determine the characteristics of morphometry and bathymetry of the lake, determine the status of water quality and the capacity of lake pollution load. The study was conducted in January–March 2015. Mapping was done by making a path of 100 trajectories which was then processed with ArcView. The observation station for water quality consisted of 4 stations. The status of water quality was determined by the Pollution and Storage Index method based on PerMen LH. No. 115 of 2003. The capacity of lake pollution loud refers to PerMen LH. 28 of 2009. The results showed that Lake Pondok Lapan area reached 63,472.78 m2 (6.35 ha) with a maximum depth of 4.15 m. This lake is classified as a closed water, aerobic, with a residence time of 11–12 days. The depth of compensation is at a depth of 2.61–2.85 m. The water discharge coming out of the lake ranges 12,963.45–14,111.71 m³ per day. The status of water quality of Lake Pondok Lapan is categorized as uncontaminated with score 0 for the Storet method and 0.46–0.86 for Pollution Index method. Lake pollution load capacity is of 1.98 kg of phosphorus per year. <br /><br />


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