Table 5 Characteristics of the water types of the groups derived through hierarchical cluster analaysis.

From: Identification of origin and runoff of karst groundwater in the glacial lake area of the Jinsha River fault zone, China

groups

Water type

pH

EC

TDS

A

Ca–HCO3

7.9

283

137.37

A1

Ca·Mg–HCO3

7.9

367

179.67

A2

Ca·Mg–HCO3

7.8

268

130.33

A3

Ca–HCO3

7.9

237

114.10

B

Ca–HCO3

7.5

68

32.33

C

Ca/Mg–HCO3

8.1

475

233.00

C1

Ca–HCO3/HCO3·SO4

8.0

483

239.50

C2

Mg·Ca–HCO3

8.1

470

228.67

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