Borehole Site: ZA-NG1
Data Contact: M.Q.W. Jones (ZA)


Date of measurement (year): 1987
Estimated prior steady state GST (°C): 21.00
Estimated mean conductivity (W m-1 K-1): 4.13
Estimated mean thermal gradient (K km-1): 16.00

Depth Below Surface (m)   Temperature (°C)

20.00 21.41 40.00 21.55 60.00 21.90 80.00 22.23 100.00 22.56 120.00 22.88 140.00 23.20 160.00 23.53 180.00 23.84 200.00 24.15 220.00 24.47 240.00 24.79 260.00 25.12 280.00 25.45 300.00 25.77 320.00 26.09 340.00 26.42 360.00 26.74 380.00 27.05 400.00 27.38 420.00 27.69 440.00 28.02 460.00 28.35 480.00 28.68 500.00 29.00 520.00 29.32 540.00 29.63 560.00 29.94 580.00 30.26 600.00 30.59 620.00 30.88 640.00 31.20 660.00 31.53 680.00 31.84 700.00 32.15 720.00 32.49 740.00 32.80 760.00 33.11 780.00 33.37 800.00 33.64

NOTE: The data listed above are the actual data we used in the reconstruction. The original observations may have begun at a shallower depth, or may have extended to a greater depth. Please contact the data contact person for more information about this borehole site.


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