Abstract

Bottom hole temperature (BHT) data from 12 oil wells in Iraqi Kurdistan were used to obtain the thermal trend of Iraqi Kurdistan. Due to differences in thermal conductivity of rocks and groundwater movement, variations in geothermal gradients were observed. The highest geothermal gradient (29.2°C/km) was found for well Taq Taq-8 in the Low Folded Zone (central part of the area). The lowest geothermal gradients (14.9°C/km) were observed for well Bekhme-1 in the High Folded Zone (northern and northeastern parts of the area). The average regional geothermal gradient for Iraqi Kurdistan is 21°C/km.

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