View History:  Annual  
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U.S. Average Depth of Crude Oil, Natural Gas, and Dry Exploratory and Developmental  Wells Drilled  (Feet per Well)
U.S. Average Depth of Crude Oil, Natural Gas, and Dry Exploratory and Developmental Wells Drilled (Feet per Well)
Decade Year-0 Year-1 Year-2 Year-3 Year-4 Year-5 Year-6 Year-7 Year-8 Year-9
  1940's 3,635
  1950's 3,742 3,944 4,132 4,069 4,070 4,101 4,080 4,174 4,118 4,220
  1960's 4,213 4,285 4,408 4,405 4,431 4,510 4,478 4,385 4,738 4,881
  1970's 4,943 4,858 4,974 5,041 4,662 4,661 4,577 4,708 4,760 4,689
  1980's 4,451 4,511 4,482 4,191 4,342 4,441 4,502 4,582 4,839 4,804
  1990's 4,881 4,920 5,202 5,442 5,795 5,636 5,617 5,691 5,755 5,090
  2000's 4,961 5,087 5,232 5,426 5,547 5,508 5,613 6,064 5,964


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 7/24/2014
Next Release Date: 8/11/2014

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