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Download Data (XLS File)
U.S.Lower 48 States Onshore Maximum Number of Active Crews Engaged in Four-Dimensional Seismic Surveying (Number of Elements)
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2000
0
0
1
1
1
1
1
1
1
1
1
1
2001
1
1
1
1
1
1
1
1
1
1
1
1
2002
0
0
0
0
0
0
0
0
0
0
0
0
2003
1
0
0
0
0
0
0
0
0
0
0
0
2004
0
0
0
0
0
0
0
0
0
0
0
0
2005
0
0
0
0
0
0
0
0
0
0
0
0
2006
0
0
0
0
0
0
0
0
0
0
0
0
2007
0
0
0
0
0
0
0
0
0
0
0
0
2008
0
0
0
0
0
0
0
0
NA
0
0
0
2009
0
0
0
0
0
0
0
0
-
= No Data Reported;
--
= Not Applicable;
NA
= Not Available;
W
= Withheld to avoid disclosure of individual company data.
Release Date: 10/8/2009
Next Release Date: 11/6/2009
Referring Pages:
Maximum U.S. Active Seismic Crew Counts