QP announces crude oil prices for October 2013 GMT 13:17 2013 Sunday, 10 November Last Updated: 09:03:51 GMT Doha - QNA Qatar Petroleum (QP) has announced the official prices of Qatar's onshore and offshore crude for October, 2013. QP sets Qatar's onshore crude at USD 111.45 per barrel and the offshore crude at USD 109.15 per barrel.