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Pemetaan Potensi Pencemaran Di Daerah Tangkapan Mata Air Tuk Tlogorejo Kabupaten Magelang Nitis Aruming Firdaus; Awaluddin Setya Aji; Rafli Gifari Prayoga
Jurnal Georafflesia: Artikel Ilmiah Pendidikan Geografi Vol 7 No 1 (2022)
Publisher : Universitas Prof. Dr. Hazairin, S.H

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32663/georaf.v7i1.2671

Abstract

Citrosono Village is a village located on the slopes of Mount Merbabu, Mount Andong and Telomoyo, precisely in Grabag sub-district, Magelang regency, Central Java province and because it is on the slopes of a mountain, the air can be felt quite cool in this village. Citrosono Village has a population of 5060 people according to the 2010 national population census, while the area of Citrosono Village is 567.87 ha, and the catchment area of the spring with the largest discharge is the Tuk Tlogorejo spring, the Tuk Tlogorejo spring is also used as clean water. by the local community and as a source of raw water by PDAM Magelang Regency. Identify potential pollution in tuk tlogorejo spring catchment area. Analyzing the quality of springs based on Permenkes 416 in 1990 on the standard requirements of clean water quality. To map the potential pollution point of Magelang Regency for the determination of the range category or so-called claiming in three range categories. Analysis of the point map of potential pollution and distance from the spring to pollution is done by scoring. Scoring is performed by combining weighting results from distance and potential pollution. Based on the results of the analysis obtained 3 classes of pollution potential levels in Citrasono Catchment Area, namely low, medium, and high classes. The result of classification of broncaptering condition level is good, moderate and bad condition. With the result of potential pollution as many as 11 low levels, 111 moderate levels, and 73 high levels from citrasono catchment area.
Selection of Municipal Wastewater Reuse Technology for Agricultural Water by Using Multi Criteria Analysis (MCA): The Case of Walcheren Wastewater Treatment Plant, The Netherlands Ni Nyoman Nepi Marleni; Am Maisarah Lindawati; Luqman Saleh; Nurkhakim Andriani; Ristie Ermawati; Nitis Aruming Firdaus
Journal of Wetlands Environmental Management Vol 8, No 1 (2020): January - June
Publisher : Center for Journal Management and Publication

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (845.31 KB) | DOI: 10.20527/jwem.v8i1.207

Abstract

The water demands for agricultural purposes are increasing along with the population growth. Unfortunately, the water source is not sufficiently available nowadays. Furthermore, the quality of available water is more deteriorated due to the contamination from many sources such as households, industrial areas and other activities. Water board Scheldestromen handles 16 wastewater treatment plants located in Province of Zeeland in The Netherlands. The total production of treated effluent water from 16 wastewater treatment plants is 50 million annually. Quality of the effluent is relatively good, however, some potential risks related to the number of pathogenic microorganism and some trace metals are still there. The treated effluent is mostly discharged to river near to the treatment plant. The high amount of effluent discharge would potentially to be re-used for fulfill the demand for agricultural water. Therefore, this study aims to evaluate the feasibility of treated effluent from one of Walcheren wastewater treatment plants located in Ritthem, Province of Zeeland.This study uses the method of Multi Criteria Analysis (MCA) for looking the best way to re-use the effluent for agricultural purposes. The MCA questionnaire was developed based on the thorough literature review of effluent reuse. There are 6 criteria that need to be weighted and 6 scenario alternatives that need to be scored for the MCA questionnaire. The result show that the effluent water contained pathogenic bacteria (E.Coli) and some trace metals (Ni and Cu) more than suggested by FAO standard. Hence the most preferred technology is combination between closed conduits and UV system, with weighted score 0.78 while others had less weighted score compared to the selected one
Design of a Batik Coloring Waste Treatment Tool Using the Electrocoagulation Method with a Capacity of 50 Liters Asni Tafrikhatin; Hendi Purnata; Nitis Aruming Firdaus
Jurnal E-Komtek Vol 7 No 1 (2023)
Publisher : Politeknik Piksi Ganesha Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37339/e-komtek.v7i1.1243

Abstract

Batik coloring still uses synthetic dyes, so the disposal of coloring waste should not be careless. Most batik craftsmen process their batik waste by settling the waste liquid for a long time. The process is very ineffective. The purpose of this research is to design a batik processing tool that is cheap and effective. The research method uses the electrocoagulation method. The electrocoagulation method is an electrochemical water treatment. The design of this batik waste treatment tool consists of five parts including: (1) Electrocoagulation Tub, (2) Skimmer, (3) Electrode, (4) Sand Filter, and (5) Studge Drying Bed. This tool works with 900 watts of power with an output of 20-40 volts DC. The capacity of liquid waste is 50 liters. Duration of waste treatment for 2 hours. The electrocoagulation method is able to reduce the values of BOD5, COD, TSS, and TDS in batik dye waste. The pH of wastewater which is still high can be reduced by giving alum.