How the States Rate

 Proved Reserves - Southern Rockies as of 2001
("Proved Reserves" is a technical term for how much we are reasonably sure is still in the ground, waiting to be extracted)

 
Oil
Natural Gas*
Proved Reserves
Millions of Barrels (MBO)
State Rank
(out of 50)
Proved Reserves
Billions of Cubic Feet (GCF)
State Rank
(out of 50)
Arizona
less than 5
25-30
< 50
24-29
Colorado
196
12
12,527
5
New Mexico
715
4
17,414
3
Utah
271
9
4,579
9
 
 
 
Total Section
1,182 MBO
  
34,520 GCF
  
         
U.S. TOTAL
22,446 MBO
  
183,460 GCF
  
Source:US Energy Information Administration's US Crude Oil, Natural Gas, and Natural Gas Liquids Reserves, November 2001

* Natural Gas here refers only to dry natural gas. Wet gas and coalbed methane are not included in this chart
**little or no oil and/or natural gas is produced
 
Contributing Authors:
Jane Picconi
Brian Brister
Steve Rauzi
References:
  • Brister, B., 2002, New Mexico Earth Matters, Volume 2, Number 1, New Mexico Bureau of Geology and Mineral Resources: Albuquerque, NM.
  • Landes, Kenneth K., 1970, Petroleum Geology of the United States, John Wiley and Sons, Inc.: New York, NY
  • .Utah Geological Survey, 2001, Utah! 100 Years of Exploration: and still the place to find oil and gas, Public Information Series 71.

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