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Daftar isi potensi air-tanah-dengan-menggunakan-metode-geolistrik

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Awang Deswari
Awang Deswari
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DAFTAR ISI Halaman HALAMAN JUDUL .................................................................... i LEMBAR PENGESAHAN.......................................................... iii LEMBAR PERNYATAAN.......................................................... iv KATA PENGANTAR.................................................................. vi DAFTAR ISI ................................................................................ viii DAFTAR GAMBAR.................................................................... x DAFTAR TABEL ........................................................................ xi DAFTAR LAMPIRAN ................................................................ xii ABSTRAK.................................................................................... xiv ABSTRACT ................................................................................. xv BAB I PENDAHULUAN 1.1.Latar Belakang ........................................................................ 1 1.2.Rumusan Masalah ................................................................... 1 1.3.Batasan Masalah...................................................................... 2 1.4.Tujuan Penelitian..................................................................... 2 1.5.Manfaat Penelitian................................................................... 2 BAB II TINJAUAN PUSTAKA 2.1. Air Tanah................................................................................ 3 2.2. Metode Geolistrik Resistivitas................................................. 4 2.3. Aliran Listrik di dalam Bumi................................................... 8 2.3.1. Potensial Titik Arus di dalam Bumi............................. 9 2.3.2. Potensial Titik Arus di Permukaan Bumi..................... 9 2.3.3. Potensial Dua Titik Arus yang Berlawanan di Permukaan Bumi ........................................................ 10 2.4. Resistivitas Semu Batuan ....................................................... 11 2.5. Konfigurasi Elektroda ............................................................. 14 2.6. Konfigurasi Schlumberger....................................................... 15 BAB III METODOLOGI PENELITIAN 3.1. Waktu dan Tempat penelitian .................................................. 17 3.2. Bentuk Penelitian .................................................................... 18 3.3. Peralatan penelitian ................................................................. 19
3.4. Data yang diambil ................................................................... 19 3.5. Langkah-langkah Penelitian .................................................... 19 3.5.1. Akuisisi Data........................................................................ 19 3.5.2. Prosessing Data............................................................. 20 3.5.3. Interpretasi Data............................................................ 20 BAB IV HASIL DAN PEMBAHASAN 4.1. Analisa Geologi dan Hidrogeologi........................................... 23 4.1.1. Kajian Geologi.............................................................. 23 4.1.2. Kajian Hidrogeologi...................................................... 25 4.2. Eksplorasi Data Geolistrik....................................................... 25 4.2.1. Pengambilan Data......................................................... 25 4.2.2. Analisis Data ................................................................ 26 4.2.3. Interpretasi Data............................................................ 28 4.3. Penentuan Lokasi Eksplorasi................................................... 32 BAB V PENUTUP 5.1. Kesimpulan............................................................................. 37 5.2. Saran....................................................................................... 37 DAFTAR PUSTAKA................................................................... 39 LAMPIRAN-LAMPIRAN........................................................... 41
DAFTAR GAMBAR Halaman Gambar 2.1. Perpindahan elektroda secara sounding ...................... 6 Gambar 2.2. Perpindahan elektroda secara mapping ....................... 6 Gambar 2.3. Silinder dengan panjang (l) dan luas (A)..................... 7 Gambar 2.4. Potensial titik arus di dalam bumi............................... 9 Gambar 2.5. Potensial titik arus di permukaan bumi ....................... 10 Gambar 2.6. Konsep resistivitas semu ............................................ 12 Gambar 2.7. Susunan elektroda ...................................................... 14 Gambar 2.8. Susunan elektroda konfigurasi Schlumberger ............. 16 Gambar 3.1. Peta titik ukur geolistrik desa Raci ............................. 17 Gambar 3.2. Diagram alur metodologi penelitian ........................... 21 Gambar 4.1. Hasil pengolahan data geolistrik pada titik 3............... 27 Gambar 4.2. Penampang tegak tahanan jenis .................................. 35
DAFTAR TABEL Halaman Tabel 2.1. Nilai resistivitas batuan (Blaricon, 1988) ....................... 13 Tabel 2.2. Nilai resistivitas batuan (Verhoef, 1994) ........................ 14 Tabel 4.1. Interpretasi Geolistrik .................................................... 29
DAFTAR LAMPIRAN Halaman Lampiran 1.Data pengukuran geolistrik.......................................... 41 Lampiran 2.Harga faktor geometri konfigurasi schlumberger ......... 47 Lampiran 3.Nilai resistivitas semu ................................................. 53 Lampiran 4.Data hasil prosessing dengan menggunakan Software IPI2Win ....................................................... 59 Lampiran 5.Peta Geologi Lembar Malang ...................................... 67 Lampiran 6. Foto Kegiatan Penelitian ............................................ 69
DAFTAR LAMPIRAN Halaman Lampiran 1.Data pengukuran geolistrik.......................................... 41 Lampiran 2.Harga faktor geometri konfigurasi schlumberger ......... 47 Lampiran 3.Nilai resistivitas semu ................................................. 53 Lampiran 4.Data hasil prosessing dengan menggunakan Software IPI2Win ....................................................... 59 Lampiran 5.Peta Geologi Lembar Malang ...................................... 67 Lampiran 6. Foto Kegiatan Penelitian ............................................ 69

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Daftar isi potensi air-tanah-dengan-menggunakan-metode-geolistrik

  • 1. DAFTAR ISI Halaman HALAMAN JUDUL .................................................................... i LEMBAR PENGESAHAN.......................................................... iii LEMBAR PERNYATAAN.......................................................... iv KATA PENGANTAR.................................................................. vi DAFTAR ISI ................................................................................ viii DAFTAR GAMBAR.................................................................... x DAFTAR TABEL ........................................................................ xi DAFTAR LAMPIRAN ................................................................ xii ABSTRAK.................................................................................... xiv ABSTRACT ................................................................................. xv BAB I PENDAHULUAN 1.1.Latar Belakang ........................................................................ 1 1.2.Rumusan Masalah ................................................................... 1 1.3.Batasan Masalah...................................................................... 2 1.4.Tujuan Penelitian..................................................................... 2 1.5.Manfaat Penelitian................................................................... 2 BAB II TINJAUAN PUSTAKA 2.1. Air Tanah................................................................................ 3 2.2. Metode Geolistrik Resistivitas................................................. 4 2.3. Aliran Listrik di dalam Bumi................................................... 8 2.3.1. Potensial Titik Arus di dalam Bumi............................. 9 2.3.2. Potensial Titik Arus di Permukaan Bumi..................... 9 2.3.3. Potensial Dua Titik Arus yang Berlawanan di Permukaan Bumi ........................................................ 10 2.4. Resistivitas Semu Batuan ....................................................... 11 2.5. Konfigurasi Elektroda ............................................................. 14 2.6. Konfigurasi Schlumberger....................................................... 15 BAB III METODOLOGI PENELITIAN 3.1. Waktu dan Tempat penelitian .................................................. 17 3.2. Bentuk Penelitian .................................................................... 18 3.3. Peralatan penelitian ................................................................. 19
  • 2. 3.4. Data yang diambil ................................................................... 19 3.5. Langkah-langkah Penelitian .................................................... 19 3.5.1. Akuisisi Data........................................................................ 19 3.5.2. Prosessing Data............................................................. 20 3.5.3. Interpretasi Data............................................................ 20 BAB IV HASIL DAN PEMBAHASAN 4.1. Analisa Geologi dan Hidrogeologi........................................... 23 4.1.1. Kajian Geologi.............................................................. 23 4.1.2. Kajian Hidrogeologi...................................................... 25 4.2. Eksplorasi Data Geolistrik....................................................... 25 4.2.1. Pengambilan Data......................................................... 25 4.2.2. Analisis Data ................................................................ 26 4.2.3. Interpretasi Data............................................................ 28 4.3. Penentuan Lokasi Eksplorasi................................................... 32 BAB V PENUTUP 5.1. Kesimpulan............................................................................. 37 5.2. Saran....................................................................................... 37 DAFTAR PUSTAKA................................................................... 39 LAMPIRAN-LAMPIRAN........................................................... 41
  • 3. DAFTAR GAMBAR Halaman Gambar 2.1. Perpindahan elektroda secara sounding ...................... 6 Gambar 2.2. Perpindahan elektroda secara mapping ....................... 6 Gambar 2.3. Silinder dengan panjang (l) dan luas (A)..................... 7 Gambar 2.4. Potensial titik arus di dalam bumi............................... 9 Gambar 2.5. Potensial titik arus di permukaan bumi ....................... 10 Gambar 2.6. Konsep resistivitas semu ............................................ 12 Gambar 2.7. Susunan elektroda ...................................................... 14 Gambar 2.8. Susunan elektroda konfigurasi Schlumberger ............. 16 Gambar 3.1. Peta titik ukur geolistrik desa Raci ............................. 17 Gambar 3.2. Diagram alur metodologi penelitian ........................... 21 Gambar 4.1. Hasil pengolahan data geolistrik pada titik 3............... 27 Gambar 4.2. Penampang tegak tahanan jenis .................................. 35
  • 4. DAFTAR TABEL Halaman Tabel 2.1. Nilai resistivitas batuan (Blaricon, 1988) ....................... 13 Tabel 2.2. Nilai resistivitas batuan (Verhoef, 1994) ........................ 14 Tabel 4.1. Interpretasi Geolistrik .................................................... 29
  • 5. DAFTAR LAMPIRAN Halaman Lampiran 1.Data pengukuran geolistrik.......................................... 41 Lampiran 2.Harga faktor geometri konfigurasi schlumberger ......... 47 Lampiran 3.Nilai resistivitas semu ................................................. 53 Lampiran 4.Data hasil prosessing dengan menggunakan Software IPI2Win ....................................................... 59 Lampiran 5.Peta Geologi Lembar Malang ...................................... 67 Lampiran 6. Foto Kegiatan Penelitian ............................................ 69
  • 6. DAFTAR LAMPIRAN Halaman Lampiran 1.Data pengukuran geolistrik.......................................... 41 Lampiran 2.Harga faktor geometri konfigurasi schlumberger ......... 47 Lampiran 3.Nilai resistivitas semu ................................................. 53 Lampiran 4.Data hasil prosessing dengan menggunakan Software IPI2Win ....................................................... 59 Lampiran 5.Peta Geologi Lembar Malang ...................................... 67 Lampiran 6. Foto Kegiatan Penelitian ............................................ 69