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Table 1 Temperature, pH and chemical composition of surface manifestation sample of K–TB field.

From: The development study of Karaha–Talaga Bodas geothermal field using numerical simulation

Map code Location Temp °C pH HCO3 SO4 Cl
Karaha area
 KR-1 Jenkin’s Seep 22 3.8 < 1 27 5
 KR-2 Kp.Bakom spring 22 3.8 < 1 184 4
 KR-3 Karaha fumarole 96 2.3 < 1 965 3
 KR-4 Karaha fumarole 91 6.6 33 208 11
 KR-5 Kp.Ciselan spring 22 7.2 41 6 3
 KR-6 Sawah Cipanas spring 38 6.3 167 38 6
 KR-7 Karaha mudpot 92 6.4 33 370 4
 KR-A Kp.Bakom spring
 KRH-03 Karaha fumarole Steam
Talaga Bodas area
 FM-3 Warm spring 48 2.9 < 2 346 824
 FM-4 Freshwater spring
 KBC KBC spring 47 2.3 < 2 584 4680
 TEL-1 Talaga Bodas lake 72 3.8 < 1 216 62
 TEL-2 Talaga Bodas fumarole 93 2.8 < 1 2050 16
 TEL-3 Talaga Sodas mudpot 90 0.8 < 1 5016 3072
 TEL-4 Resurgent fumarole 72 1.8 < 1 1560 26
 TEL-5 Cipanas spring 61 2.8 < 1 622 288
 TEL-6 Cikahuri spring 48 2.7 < 1 438 2129
 TEL-7 Ciateul spring 43 2.3 < 1 298 322
 TEL-8 Cikajaya spring 49 1.8 < 1 614 2204
 TEL-9 Fire Mountain spring 46 3.9 58 221 5
 TEL-10 Mixed-Fe (iron) spring 33 5.5 99 360 172
 TEL-A Kawah Saat Steam
 TEL-B Talaga Bodas fumarole Steam
Outside concession area
 TAK-1 Kp.Sumur (W of Karaha project area) 26 6.3 55 8 7
 TAK-2 Kp.Cinta (SW corner of Karaha project area) 26 6.3 55 8 7
 TAK-3 Panoyana (E of Karaha project area) 46 6.1 656 2 11
 TAK-4 Kp.Salaa (NE of Karaha project area) 22 2.5 0 191 11
 TAK-5 Kp.Salaa (NE of Karaha project area) 23 6.1 44 3 5
 TAK-6 Cipeles (NW of concession boundary) 60 6.7 980 131
 TAK-7 Galunggung (S of concession boundary) 65 6.7 545 1110 194
 TAK-8 Kp.Cipacing (E edge concession area) 50 6.4 1080 167
 TAK-9 Tanjungkerta (E of concession area) 38 6.4 703 224
 TAK-10 Cicilap (E of concession boundary) 40 6.4 1070 462
 TAK-11 Panoyana (E side concession area) 43 6.3 881 2 103