Understanding Cikapundung (v.1) Dasapta Erwin Irawan Applied Geology Research Group Faculty of Earth Sciences and Technology Institut Teknologi Bandung 0000-0002-1526-0863 1
Understanding Cikapundung (v.1)
Dasapta Erwin Irawan Applied Geology Research Group Faculty of Earth Sciences and Technology Institut Teknologi Bandung 0000-0002-1526-0863
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Short bio• Education: Undergrad in Geology 1998, Master
in Hydrogeology 2001, and PhD 2009 in hydrochemistry.
• Assignment: Lecturer and researcher in Applied Geology Research Group, Faculty of Earth Sciences and Technology, Institut Teknologi Bandung. ORCID and OSF ambassador for Indonesia.
• Research interests: hydrogeology, hydrochemistry and multivariate analysis.
• Tweeting as @dasaptaerwin and @hydrogeoITB.
• Email: erwin[@]fitb[.]itb[.]ac[.]id
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Location
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A bit about Cikapundung
• Length: 28.5 km
• Basin: Citarum river basin (6600 km2), West Java Province
• Location: Greater Bandung Area
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(Photo: Republika Online)
A bit about Cikapundung• Rainfall: averagely
2300 mm/annum
• Role: water supply for 300,000 ha of rice fields; nearly 2.5 million population (in 5 major developing areas); small electricity power plant (3.150 kW).
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(drone photography: by Dadi 2017)
Topography
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Topography
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Gaps: quantity vs quality
• Water quality decreases as the river flows deeper into the city.
• Contaminations: heavy metals, nitrates, and organic substances.
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Photo: Ahmad Darul (2014)
Photo: PikiranRakyat.com
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Groundwater-river interactions
Interesting on-going activities
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• Biodiversity (vegetation and micro organism) mapping in riparian zone,
• Water exchange in the riverbank/hyporheic zone,
• Water quality based on IFLS data vs diarrhoea diseases.
(Photo: by Tantra)
(Photo: by Sri Aditya)
Research timeline
• water flow numerical model,
• water quality modelling,
• water leakage to the fractured aquifer, citizen flood reporting
2010
2000
1990
1980
1970
Recent
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• analog water flow model,
• flood modelling
• regional hydrological assessment
• organic contaminants, • flood modelling
• participatory management
• flood modelling
• regional geology • discharge
measurements
Biodiversity mapping on several sites
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upstream
downstreamSulistyawati et al. (2017)(Photo: by Tantra)
Potential collaborations
• Design, installation, and analysis of SMART data logger equipment.
• Citizen flood reporting.
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River stream video
(Photo: liputan6.com)
Our growing contributors
• Prof.Dr. Deny Juanda Puradimaja, hydrogeologist
• Prof.Dr. Sudarto Notosiswoyo, hydrogeologist
• Prof.Dr. TA. Sanny, geophysicist
• Prof.Dr. Robert Delinom, hydrogeologist
• Dr. Budi Brahmantyo, geomorphologist
• Dr. R. Fajar Lubis, hydrogeologist
• Dr. Bambang Sunarwan, hydrogeologist
• Dr. Susanna Nurjaman, hydrologist
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• dr. Cut Novianti Rachmi, MIPH, public health researcher (PhD Candidate)
• Dr. Endah Sulistyawati, ecologist
• Dr. Keukeu Rosada, microbiologist
• Dr. Rusmawan Suwarman, meteorologist
• Ahmad Darul, SSi, MT, geographer
• Anggita Agustin, SSi, MT, hydrogeologist
• Edi Riawan, SSi, MT, meteorologist (PhD Candidate)
• M. Irsyad, ST., MT, GIS analyst (PhD Candidate)
• M. Fadli, SSi, meteorologist
Thank you
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