View History:  Annual  
Download Data (XLS File)
Montana Natural Gas, Wet After Lease Separation Reserves Extensions (Billion Cubic Feet)
Montana Natural Gas, Wet After Lease Separation Reserves Extensions (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 47
  1980's 45 60 34 31 39 3 7 3 1 129
  1990's 40 18 16 0 1 0 2 22 6 15
  2000's 58 37 97 147 132 131 145 82 76 33
  2010's 88 14 38 37 79 3 -- -- -- --
  2020's -- --


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 12/30/2022
Next Release Date: 12/29/2023

Referring Pages: