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Table 1 Mean values of the field parameters of water samples

From: Geochemical/hydrochemical evaluation of the geothermal potential of the Lamongan volcanic field (Eastern Java, Indonesia)

Sample

 

T (°C)

pH

Conductivity (µS/m)

TDS (mg/L)

Salinity (g/L)

Altitude (m a.s.l.)

WP17

Spring

35.0

7.60

1849

91

0.09

382

Tiris 1

Spring

38.0

7.02

1707

1100

1.10

510

Tiris 2

Spring

44.5

7.19

2850

900

1.10

510

Tiris 3

Spring

44.0

7.10

2890

1450

1.48

510

Tiris 4

Spring

44.0

7.10

2760

1380

1.42

510

Tiris 5

Spring

36.2

7.15

2590

1250

1.30

510

Tiris 6

Spring

34.3

7.20

2250

1130

1.14

510

WP 7

Lake

29.0

7.00

1606

803

0.7

320

WP 18

River

27.0

7.00

n.d

n.d

n.d.

510

WP5

Sea

29.0

7.00

n.d.

n.d.

n.d.

0

  1. Conductivity reported is a mean value based on the field campaigns
  2. TDS total dissolved solid in the liquid