Sample Location

UTM Easting

UTM Northing

Sampling date

δD (‰)

δ18O (‰)

Springs

Pine tree spring

0611194

4798913

17-May-2014

12-Jul-2014

19-Sep-2014

26-Oct-2014

−116.61

−115.87

−116.67

−115.78

−15.91

−15.57

−15.86

−15.87

Cabin spring

0611445

4798851

17-May-2014

12-Jul-2014

19-Sep-2014

26-Oct-2014

7-Mar-2015

−117.45

−117.55

−116.39

−113.51

−117.22

−16.08

−16.00

−15.22

−15.02

−15.68

Outlet spring

0611855

4799143

17-May-2014

12-Jul-2014

19-Sep-2014

26-Oct-2014

−116.61

−116.77

−119.44

−115.96

−16.00

−15.66

−16.14

−15.75

Pumice aquifer

Vibracore

0611865

4798784

26-Oct-2014

7-Mar-2015

−114.99

−111.03

−15.62

−14.96

Southeast

0612236

4798210

12-Jul-2014

7-Mar-2015

−112.37

−114.77

−15.26

−15.34

Southwest

0611655

4798238

26-Oct-2014

7-Mar-2015

−114.90

−110.78

−15.61

−14.93

Surface water

Sellers Creek

0612002

4799543

17-May-2014

12-Jul-2014

19-Sep-2014

26-Oct-2014

−106.61

−116.24

−116.09

−110.80

−13.97

−15.54

−15.66

−14.54

Main canal

0611919

4798791

26-Oct-2014

−82.94

−9.74