December 1998
Industry At A Glance

us-geophysical-activity.html (Dec-1998)

A monthly magazine offering industry news, statistics and technical editorial to the oil and gas drilling, exploration and production industry.
Archive
December 1998 Vol. 219 No. 12
Industry Stats 

U.S. Geophysical Activity

      Seismic crews working
Regions Nov.
1998
  Oct.
  1998
Nov.
1997

Rocky Mountains 9 10 13
Mid-Continent 7 7 11
Southwest 20 18 11
Gulf Coast 27 30 38
Offshore 51 51 41
Others 17 17 10

Totals 131 133 124
Source: Petroleum Information Corp. / Dwight's World Geophysical News

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