Net coal thickness in the Hanna 77, 78, 79 and 81 coal zones of Hanna Basin, Wyoming (ha*catg)

Carbon County Coal Coal thickness Hanna 77 coal zone Hanna 77 net coal thickness Hanna 77 study limit Hanna 78 coal zone Hanna 78 net coal thickness Hanna 78 study limit Hanna 79 coal zone Hanna 79 net coal thickness Hanna 79 study limit Hanna 81 coal zone Hanna 81 net coal thickness Hanna 81 study limit Hanna Basin Hanna Formation Hanna coalfield National Coal Resource Assessment Net coal isopach map Northern Rocky Mountain and Great Plains Fort Union Coal Resources Assessment Northern Rocky Mountains and Great Plains Region Total net coal thickness USGS:60c91d1fd34e86b9389ded4c Wyoming coal economy environment geoscientificInformation hannabasincoal nca2000 nrockiescoal