View History:  Annual  
Download Data (XLS File)
Montana Natural Gas, Wet After Lease Separation Reserves Adjustments (Billion Cubic Feet)
Montana Natural Gas, Wet After Lease Separation Reserves Adjustments (Billion Cubic Feet)
Decade Year-0 Year-1 Year-2 Year-3 Year-4 Year-5 Year-6 Year-7 Year-8 Year-9
  1970's -60
  1980's 584 24 -439 77 -75 61 -67 -26 76 -102
  1990's 28 -30 59 -159 143 -4 17 31 -12 46
  2000's 10 53 57 -29 -59 8 13 11 -3 140
  2010's -22 -58 43 6


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 12/4/2014
Next Release Date: 12/31/2015

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