Skip to main content

Science – Society – Technology

Geothermal Energy Cover Image

Table 1 Physical and chemical parameters of water samples from the study area

From: High-heat-producing granites of East Dharwar Craton around Gugi, Karnataka, and their possible influence on the evolution of Rajapur thermal springs, Deccan Volcanic Province, India

Serial no. Sample name Temp (°C) pH TDS Na+ K+ Ca++ Mg++ Cl SO42− HCO3 SiO2
1 RGw 26.5 6.5 54 3.7 0.01 4 2.4 6.5 4.3 16 8.3
2 RGw 24 7 87 3.9 0.1 7 8.7 8.5 5.3 50 8.3
3 RTw 41 8.3 557 74.6 11.8 43.1 11.6 17.6 11.9 340 52.5
4 RGw 26 7 96 3.5 0.1 14 3.9 9.7 8.7 40 13.1
5 RGw 27 6 138 6.9 1.6 12.6 2.4 10.4 4.6 50 24
6 RGw 26 6.7 277 4.2 0.01 31.1 10.6 10.2 9.9 120 56.6
7 RSw 26.4 7.6 156 3.1 0.4 18 7.7 8.4 7.3 75 27.5
8 RGw 26 7 621 13.1 0.45 50.1 6.2 12.9 8.1 180 86.1
9 RSw 27 6.5 104 3.8 0.3 12 7.3 9 8.7 60 8.9
10 RSw 26 7 91 4.2 0.4 12 2.4 7.3 8.9 40 11.8
11 GWs 26.7 7.6 219 65.5 2.7 38.1 22.7 77.5 55.1 185 19.6
12 GWs 27 7.9 358 101.8 3.7 32.1 29.6 99.3 44.1 275 13
13 GWs 26 7.5 497 130.2 3 102.3 11.5 202 47.6 275 1.7
14 GWs 26 7 412 101.1 14.6 111.3 15.5 137 50.3 370 29.4
  1. RTw, Rajapur thermal water; RGw, Rajapur groundwater; RSw Rajapur surface water; GWs, groundwater sample, Gugi.