| 
 | ||||||||
|  | ||||||||
| U.S. Lower 48 States Onshore Maximum Number of Active Crews Engaged in Seismic Surveying (Number of Elements) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2000 | 0 | 0 | 41 | 41 | 38 | 43 | 44 | 45 | 43 | 46 | 46 | 48 | 
| 2001 | 44 | 45 | 45 | 47 | 45 | 42 | 42 | 41 | 39 | 39 | 42 | 41 | 
| 2002 | 38 | 40 | 35 | 32 | 32 | 32 | 34 | 33 | 37 | 38 | 35 | 31 | 
| 2003 | 28 | 29 | 28 | 27 | 24 | 25 | 28 | 30 | 30 | 31 | 31 | 32 | 
| 2004 | 33 | 35 | 35 | 36 | 35 | 39 | 38 | 39 | 40 | 42 | 42 | 41 | 
| 2005 | 41 | 42 | 39 | 38 | 42 | 44 | 42 | 43 | 44 | 45 | 45 | 46 | 
| 2006 | 43 | 44 | 46 | 46 | 46 | 44 | 56 | 53 | 55 | 56 | 56 | 55 | 
| 2007 | 54 | 54 | 59 | 59 | 58 | 58 | 59 | 58 | 61 | 65 | 65 | 60 | 
| 2008 | 61 | 61 | 60 | 57 | 58 | 58 | 60 | 60 | NA | 65 | 63 | 64 | 
| 2009 | 65 | 65 | 62 | 60 | 56 | 52 | 53 | 51 | 50 | 51 | 49 | 49 | 
| 2010 | 50 | 51 | 49 | 52 | 52 | 52 | 53 | 52 | 51 | 51 | 51 | 52 | 
| 2011 | 54 | 56 | 54 | 55 | 57 | 58 | 58 | |||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. | 
| Release Date: 10/31/2025 | 
| Next Release Date: 11/28/2025 | 
Referring Pages: