Question raised in Rajya Sabha on Illegal coal mining, 14/12/2015. Cases of illegal mining are detected predominantly in the eastern region, mainly in the States of Jharkhand, covering Bharat Coking Coal Limited (BCCL), Central Coalfield Limited (CCL) and Eastern Coalfield Limited (ECL) and West Bengal covering ECL and BCCL. List of such illegal mining sites of ECL, BCCL and CCL is enclosed as annexure.