How the States Rate

 Proved Reserves - Northern 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)
Idaho
n/a**
---
n/a**
---
Montana
260
10
898
19
Nebraska
15
21
< 50
24-29
North Dakota
328
8
443
21
South Dakota
less than 5
25-30
< 50
24-29
Wyoming
489
7
2,678
13
 
 
 
Total Section
1,092 MBO
  
4,019 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
** means that little or no oil and/or natural gas is produced

Click For More Information on South Dakota Oil and Gas

Contributing Authors:

Jane Picconi

Fred Steece, South Dakota Geological Survey

Virginia Gillerman, Idaho Geological Survey
References:
  • Carlson, Marvin, 1989, Oil in Nebraska, Resource Report No.11, Nebraska Geological Survey, University of Nebraska: Lincoln, NE
  • .Utah Geological Survey, 2001, Utah! 100 Years of Exploration: and still the place to find oil and gas, Public Information Series 71.
  • McLeod, J., 1992, GeoNote, No. 21, Idaho Geological Survey: Moscow, ID

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