Dept. of the Interior U.S. Geological Survey Energy Resources Team Selected Data from Eleven Wildcat Wells in the National Petroleum Reserve in Alaska USGS Open File Report 99-015 Core Photographs Information Depth units in feet CORE CORE SLIDE SLIDE WELL NAME START STOP START STOP STRATIGRAPHIC UNIT IMAGE J.W. DALTON 1 3500.00 3530.00 3503.00 3510.50 NANUSHUK GROUP 1452001 J.W. DALTON 1 3500.00 3530.00 3510.00 3520.00 NANUSHUK GROUP 1452002 J.W. DALTON 1 3500.00 3530.00 3520.00 3530.00 NANUSHUK GROUP 1452003 J.W. DALTON 1 4667.00 4697.00 4667.00 4677.30 TOROK FORMATION 1452004 J.W. DALTON 1 4667.00 4697.00 4677.30 4689.00 TOROK FORMATION 1452005 J.W. DALTON 1 4667.00 4697.00 4689.00 4697.40 TOROK FORMATION 1452006 J.W. DALTON 1 5603.00 5633.00 5603.00 5612.50 TOROK FORMATION 1452007 J.W. DALTON 1 5603.00 5633.00 5612.50 5621.00 TOROK FORMATION 1452008 J.W. DALTON 1 5603.00 5633.00 5621.00 5630.00 TOROK FORMATION 1452009 J.W. DALTON 1 6585.00 6615.00 6585.00 6589.30 TOROK FORMATION 1452010 J.W. DALTON 1 7524.00 7534.00 7524.00 7532.60 PEBBLE SHALE UNIT 1452011 J.W. DALTON 1 7967.00 8021.00 7967.00 7975.00 LEDGE SANDSTONE MEMBER 1452012 J.W. DALTON 1 7967.00 8021.00 7975.00 7987.00 LEDGE SANDSTONE MEMBER 1452013 J.W. DALTON 1 7967.00 8021.00 7987.00 7999.00 LEDGE SANDSTONE MEMBER 1452014 J.W. DALTON 1 7967.00 8021.00 7999.00 8011.00 LEDGE SANDSTONE MEMBER 1452015 J.W. DALTON 1 7967.00 8021.00 8011.00 8021.00 LEDGE SANDSTONE MEMBER 1452016 J.W. DALTON 1 8021.00 8081.00 8022.00 8033.50 LEDGE SANDSTONE MEMBER 1452017 J.W. DALTON 1 8021.00 8081.00 8033.50 8045.00 LEDGE SANDSTONE MEMBER 1452018 J.W. DALTON 1 8021.00 8081.00 8045.00 8057.00 LEDGE SANDSTONE MEMBER 1452019 J.W. DALTON 1 8021.00 8081.00 8057.00 8068.00 LEDGE SANDSTONE MEMBER 1452020 J.W. DALTON 1 8021.00 8081.00 8065.50 8077.00 LEDGE SANDSTONE MEMBER 1452021 J.W. DALTON 1 8081.00 8113.00 8081.00 8086.00 LEDGE SANDSTONE MEMBER 1452022 J.W. DALTON 1 8081.00 8113.00 8086.00 8094.00 LEDGE SANDSTONE MEMBER 1452023 J.W. DALTON 1 8113.00 8140.00 8113.00 8123.00 LEDGE SANDSTONE MEMBER 1452024 J.W. DALTON 1 8113.00 8140.00 8123.00 8131.50 LEDGE SANDSTONE MEMBER 1452025 J.W. DALTON 1 8113.00 8140.00 8131.50 8139.00 LEDGE SANDSTONE MEMBER 1452026 J.W. DALTON 1 8140.00 8200.00 8140.00 8151.00 LEDGE SANDSTONE MEMBER 1452027 J.W. DALTON 1 8140.00 8200.00 8151.00 8163.00 LEDGE SANDSTONE MEMBER 1452028 J.W. DALTON 1 8140.00 8200.00 8163.00 8175.00 LEDGE SANDSTONE MEMBER 1452029 J.W. DALTON 1 8140.00 8200.00 8175.00 8187.00 LEDGE SANDSTONE MEMBER 1452030 J.W. DALTON 1 8140.00 8200.00 8187.00 8199.00 LEDGE SANDSTONE MEMBER 1452031 J.W. DALTON 1 8137.00 8345.00 8317.00 8325.00 LISBURNE GROUP 1452032 J.W. DALTON 1 8137.00 8345.00 8325.00 8334.00 LISBURNE GROUP 1452033 J.W. DALTON 1 8137.00 8345.00 8334.00 8341.70 LISBURNE GROUP 1452034 J.W. DALTON 1 8515.00 8544.00 8515.00 8525.00 LISBURNE GROUP 1452035 J.W. DALTON 1 8515.00 8544.00 8525.00 8534.00 LISBURNE GROUP 1452036 J.W. DALTON 1 8515.00 8544.00 8534.00 8543.50 LISBURNE GROUP 1452037 J.W. DALTON 1 9357.00 9367.00 9357.00 9365.80 BASEMENT 1452038 Data Source Data originally released through: National Oceanic and Atmospheric Administration National Geophysical Data Center Boulder, CO Data Set Name: Split Well Core on Slides Data Set Number: TGY-0240 Data Announcement: 83-TGB-09