SONDA BLOCK

  JHERRUK BLOCK

  ONGAR BLOCK

  INDUS EAST BLOCK

SONDA JHERRUK COAL FIELD              

Pakistan Petroleum Limited (PPL) and British Oil Company (BOP) drilled few drill holes for exploration of oil and gas, which indicates coal in the logs. Then, Geological Survey of Pakistan during May 1981 carried out drilling programme to ensure the availability of coal resources where the first bore hole was drilled near Daduri Ridge, on the right band of River Indus. Eleven lignitic beds of variable thickness were encountered within the depth of 144.70 meters. Maximum thickness of 1.32 meters of coal was recorded in this bore hole at the depth of 118.20 meters. In 1981 and between 1985-89, the Geological Survey of Pakistan in cooperation with the United States Geological Survey for International Development drilled 80 drill holes in Sonda-Thatta, Ongar, Jherruk and Indus East Blocks, where the total coal resources calculated as 7.6 Billion tons.

• Sonda Block          3,700 Million tons

• Jherruk Block        1,823 Million tons

• Ongar                      312 Million tons

• Indus East Block    1,777 Million tons

            Total                 7,612 Million tons

  SONDA BLOCK         JHERRUK BLOCK

  ONGAR BLOCK         INDUS EAST BLOCK