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