Shapefile

- An archive contains ArcView shapefiles. When you download a file, click an image.

B. Lease Blocks

    - Files include block.dbf, block.shp, and block.shx.

    - The field names include "lease_num", "ocs", "block_lab", and "ac_lab", which are the lease number, OCS name, block number, and OCS name with block number, respectively.

C. OCS areas

    - Files include ocs.dbf, ocs.shp, and ocs.shx.

    - The field names include "ocs_abr" and "ocs", which are abbreviations of OCS name and OCS full name, respectively.

A. Contours (in meters)

    - 50 m , 100 m, 200 m, 300 m, and 400 m divisional contours.

    - The suffixes are: dbf, shp, and shx.

D. Feature names

    - The shapefile that contains the feature names.

E. Drainage paths

    - High-order drainage (general paths): Files include stream.dbf, stream.shp, and stream.shx

    - Low-order drainage (detailed paths): Files include strdetail.dbf, strdetail.shp, and strdetail.shx

50m.zip

100m.zip

200m.zip

300m.zip

400m.zip

Disclaimer: All the data have been carefully prepared.  Texas Sea Grant College Program, Texas A&M University, or Geoscience Earth & Marine Services, Inc., (GEMS) assumes no responsibility or liabilities for any reliance on the information presented.