Oklahoma Well Log Library Membership Benefits

The Oklahoma Well Log Library (OWLL) allows top-quality service for its members.
Below are some of the great benefits for joining the Log Library.

Download the Membership Application PDF
Download the Library Rules PDF

Types of Membership

  • Full Membership $125/Mo. With $300.00 Entry Fee
  • 1 Day Membership (Living or Office) $50/Day
  • Student or Teacher - Free (Upon qualifying)

Data Sources

  • Dwight’s Historical Production on CD-ROM – Four PC stations
  • Rules of Practice – OK Corporation Commission – Oil & Gas
  • Set of OK Hydrology atlases
  • Oilman’s Environmental Quick Reference
  • Citizen’s Guide to Geologic Hazards
  • Extensive and Expanding Reference Collection
  • New Releases of Topographic Maps – OK & Surrounding Areas
  • OK County Pipeline & Industrial Atlas

Services Available

  • Free telephone usage for local calls
  • Spacious private work stations
  • Four copy machines
  • Log copier
  • Light table and drafting tables with drafting arms
  • Runner service for full memberships – logs and data can be checked out by member’s employee
  • Free notary services for members
  • Mid-continent land map copies – 12 sections/copy
  • Reciprocal agreements with Oklahoma City Geological Society
  • Library and 5 other libraries in Texas and Colorado
  • Free orientation session for new members and their runners

Proprietary Data from Oklahoma, Texas and Kansas

  • Strip Logs
  • Scout Check Well Reports
  • Laughlin-Simmons Elevation Plats
  • Surface Structure Maps
  • Donated Maps
  • Electric Logs
  • Completion Cards
  • Current Activity Reports
  • Corporation Commission Completion Reports (1002-A)
  • Microfiche and Microfilm
  • Production Data
  • Herndon Maps
  • Mid-Continent Lease/Land Maps
  • USGS Topographic Maps
  • Geomaps Base Maps
  • USGS Structural
  • Country Road Maps
  • Company Directories
  • Type Logs

Historical Collection and Geological Publications

  • “International Petroleum Encyclopedia” 1968-74
  • “Alphabetic Subject Index to Petr. Abstracts” 1965-82
  • “Journal of Geology”
  • “Geophysics”
  • “AAPG Bulletin”
  • “GSA Bulletin”
  • “AIME Transactions”
  • U.S. Bureau of Mines selected reports
  • Tulsa Geological Society publications
  • Shale Shaker Digest 1950-82 with Index
  • Rhinehart’s Oil and Gas Digest
  • Oklahoma and Kansas State Geological
  • Survey Reports
  • International Oil Scouts Assoc. O. & G. Yearbooks 1936-80
  • National Oil Well Index - complete set to date
  • Oklahoma Production Alphabetical by Lease Name
  • Okla. Petrolium and Oil Co. Directories back to 1971
  • Numerous texts and guides, classical to present.
  • Geomap’s Executive Reference Maps
  • P.I.’s Oil and Gas maps
  • ONG Oklahoma Pipelines map
  • Maps are wall-mounted for member’s use