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Journal : JURNAL TEKNOLOGI LINGKUNGAN

POTENSI SUMBERDAYA AIR DI SELATAN GUNUNG TAMPOMAS SELATAN KABUPATEN SUMEDANG JAWA BARAT Garinas, Wahyu
Jurnal Teknologi Lingkungan Vol. 8 No. 1 (2007): JURNAL TEKNOLOGI LINGKUNGAN
Publisher : Center for Environmental Technology - Agency for Assessment and Application of Technology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (313.822 KB) | DOI: 10.29122/jtl.v8i1.409

Abstract

Tampomas mountain areas can be divided 2 types of aquifer : volcanosediment aquifer and sediment aquifer. Volcano sediment aquifer is afree aquifer sedimentation, because there was not impermeable rockexisting under or bellow it, this aquifer also known as shallow or surfaceaquifer. Sediment aquifer is a depressed aquifer where the water flowalong the sandstone layer which covered by claystone and water flowthrough the pore. This sediment aquifer are deep aquifer. Ground waterat sumedang area can be divide as : ground water on volcanic quartersedimentation and ground water on consolidate rock.The type of water source at the reaserch area can be devide into 3 ways: Depressed water resources formed by land surface which is cuttingthe watter table, Shear water source which formed by the crack / shearstructure or sesar path, and contact water source which shown at thetertiery rock (impermeable) and quartery rock (permeable).This reaserch using geofisical methode Imaging Resistivity to resultinterpretation that on the south Tampomas Mountain predicted had 4aquifer potention resource (A,B,C,D), whith aquifer thickness vaariatedfrom (5-15)m, (30-50)m and more than 50 m. Several water sourcesurface cases found in this reaserch area at 20-30 m depth which predictas the water table. This indicated there are very large aquifer at 500 mlevel and assume this level as a potential places for ground water existat the south Tampomas mountain.
PENELITIAN AIR TANAH DI WADUK PUNTUK SURUH KECAMATAN PENGADEGAN KABUPATEN PURBALINGGA – JAWA TENGAH Garinas, Wahyu
Jurnal Teknologi Lingkungan Vol. 10 No. 1 (2009)
Publisher : Center for Environmental Technology - Agency for Assessment and Application of Technology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (315.477 KB) | DOI: 10.29122/jtl.v10i1.1506

Abstract

Based on groundwater indication map, the area of Pengadegan district, PurbalinggaRegency, has low groundwater resources potential for both deep and shallowgroundwater.Investigation using resistivity showed that the potential water layers were found inthe eastern part of the Dam at B and C layers. The groundwater is shallow and thethickness of the aquifer is about 20 meter and extent horizontally up to 30 meter.Layer A and B in the western part of the Dam are possibly act as a water trap asthey lies above a compact layer E.To know the potential groundwater area it is suggested that further research andsurvey be done in the eastern part of the Dam.
POTENSI KETERSEDIAAN AIR TANAH DI DESA LIMO KECAMATAN SALIMPAUNG KABUPATEN TANAH DATAR - SUMATERA BARAT Garinas, Wahyu
Jurnal Teknologi Lingkungan Vol. 9 No. 1 (2008): JURNAL TEKNOLOGI LINGKUNGAN
Publisher : Center for Environmental Technology - Agency for Assessment and Application of Technology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (559.297 KB) | DOI: 10.29122/jtl.v9i1.442

Abstract

Ground water potential map showed that the Salimpaung in Tanah Datar District has very low water resources potential. Deep and shallow water resources were found in some places and in a limited area.Interpretation of imaging resistivity showed that water resources potential lies in P1 and P2 layers. This layers were found in 90 to 150 meters to the south of the mosque. The potential layer was found between 10 to 30 meter depth and thickness between 5 to 25 meter and lies in observation point between 50 – 125 meter. Water resources at layer P1, P2, P3 and P4 has medium to low potential and the water layers was interpreted as water trap above the rock layer. The other water resources potential were found at P5, P6 and P7, at 90 – 150 meter to the north of the mosque. The potensial aquifer lies beneath hard rock at depth 40 to 60 meter.
POTENSI SUMBERDAYA AIR DI SELATAN GUNUNG TAMPOMAS SELATAN KABUPATEN SUMEDANG JAWA BARAT Wahyu Garinas
Jurnal Teknologi Lingkungan Vol. 8 No. 1 (2007): JURNAL TEKNOLOGI LINGKUNGAN
Publisher : Center for Environmental Technology - Agency for Assessment and Application of Technology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (313.822 KB) | DOI: 10.29122/jtl.v8i1.409

Abstract

Tampomas mountain areas can be divided 2 types of aquifer : volcanosediment aquifer and sediment aquifer. Volcano sediment aquifer is afree aquifer sedimentation, because there was not impermeable rockexisting under or bellow it, this aquifer also known as shallow or surfaceaquifer. Sediment aquifer is a depressed aquifer where the water flowalong the sandstone layer which covered by claystone and water flowthrough the pore. This sediment aquifer are deep aquifer. Ground waterat sumedang area can be divide as : ground water on volcanic quartersedimentation and ground water on consolidate rock.The type of water source at the reaserch area can be devide into 3 ways: Depressed water resources formed by land surface which is cuttingthe watter table, Shear water source which formed by the crack / shearstructure or sesar path, and contact water source which shown at thetertiery rock (impermeable) and quartery rock (permeable).This reaserch using geofisical methode Imaging Resistivity to resultinterpretation that on the south Tampomas Mountain predicted had 4aquifer potention resource (A,B,C,D), whith aquifer thickness vaariatedfrom (5-15)m, (30-50)m and more than 50 m. Several water sourcesurface cases found in this reaserch area at 20-30 m depth which predictas the water table. This indicated there are very large aquifer at 500 mlevel and assume this level as a potential places for ground water existat the south Tampomas mountain.
POTENSI KETERSEDIAAN AIR TANAH DI DESA LIMO KECAMATAN SALIMPAUNG KABUPATEN TANAH DATAR - SUMATERA BARAT Wahyu Garinas
Jurnal Teknologi Lingkungan Vol. 9 No. 1 (2008): JURNAL TEKNOLOGI LINGKUNGAN
Publisher : Center for Environmental Technology - Agency for Assessment and Application of Technology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (559.297 KB) | DOI: 10.29122/jtl.v9i1.442

Abstract

Ground water potential map showed that the Salimpaung in Tanah Datar District has very low water resources potential. Deep and shallow water resources were found in some places and in a limited area.Interpretation of imaging resistivity showed that water resources potential lies in P1 and P2 layers. This layers were found in 90 to 150 meters to the south of the mosque. The potential layer was found between 10 to 30 meter depth and thickness between 5 to 25 meter and lies in observation point between 50 – 125 meter. Water resources at layer P1, P2, P3 and P4 has medium to low potential and the water layers was interpreted as water trap above the rock layer. The other water resources potential were found at P5, P6 and P7, at 90 – 150 meter to the north of the mosque. The potensial aquifer lies beneath hard rock at depth 40 to 60 meter.