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Energy Glossary
View History:
Monthly
Annual
Download Data (XLS File)
U.S. Dry Exploratory and Developmental Wells Drilled (Number of Elements)
Decade
Year-0
Year-1
Year-2
Year-3
Year-4
Year-5
Year-6
Year-7
Year-8
Year-9
1940's
12,597
1950's
14,799
17,026
17,759
18,449
18,930
20,452
22,111
20,156
18,162
18,589
1960's
18,212
17,331
17,078
16,762
17,694
16,226
15,227
13,246
12,812
13,736
1970's
11,031
10,309
10,891
10,320
12,116
13,646
13,758
14,985
16,551
16,099
1980's
20,785
27,953
26,379
24,355
25,884
21,211
12,799
11,167
10,119
8,236
1990's
8,496
7,882
6,284
6,513
5,515
5,319
5,587
5,955
4,805
3,504
2000's
4,131
4,553
3,724
3,942
4,041
4,740
5,326
5,274
5,868
-
= 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:
Crude Oil and Natural Gas Exploratory and Development Wells