Compare slides 19 and 20 of this https://docs.google.com/viewer?a=v&q=cache:dp3jbdslVS4J:https://scholarworks.iu.edu/dspace/bitstream/handle/2022/1826/Reservoir%2520Characteristics%2520and%2520Gas%2520Production%2520Potential%2520of%2520Woodford%2520Shale%2520in%2520the%2520Southern%2520Midcontinent.ppt?sequence%3D1+woodford+shale+in+west+texas&hl=en&gl=us&pid=bl&srcid=ADGEEShZRx5-8Lc66-3UEZfToujhLcBWAli2pXsJLszqbsq-IzTVinZUe6xD2PCtUZuwxKeAfNRn3ZMKOwHowJGxHQVUojTdF07TtiLg30Yc-m83Lmq-D40QfA5DWQRBR8l7k9UIwx2R&sig=AHIEtbREuAuzbVET6hVzBcu7op4L7aud4A They seem to show a different distribution of the Woodford Shale in West Texas than the red shaded area on the map at the top of this discussion forum. The potential of the different areas is also interesting. Here is slide 19 https://docs.google.com/viewer?pid=bl&srcid=ADGEEShZRx5-8Lc66-3UEZfToujhLcBWAli2pXsJLszqbsq-IzTVinZUe6xD2PCtUZuwxKeAfNRn3ZMKOwHowJGxHQVUojTdF07TtiLg30Yc-m83Lmq-D40QfA5DWQRBR8l7k9UIwx2R&q=cache%3Adp3jbdslVS4J%3Ahttps%3A%2F%2Fscholarworks.iu.edu%2Fdspace%2Fbitstream%2Fhandle%2F2022%2F1826%2FReservoir%2520Characteristics%2520and%2520Gas%2520Production%2520Potential%2520of%2520Woodford%2520Shale%2520in%2520the%2520Southern%2520Midcontinent.ppt%3Fsequence%3D1%20woodford%20shale%20in%20west%20texas&docid=7d9d6b87c1360b4242446249583060dc&a=bi&pagenumber=19&w=800