Annual report pursuant to Section 13 and 15(d)

ASSET RETIREMENT OBLIGATION (Details)

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ASSET RETIREMENT OBLIGATION (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
ASSET RETIREMENT OBLIGATION.      
Balance $ 17,117,135 $ 16,787,219 $ 13,055,797
Liabilities acquired 662,705   3,745,642
Liabilities incurred 171,390 99,436 631,727
Liabilities sold (2,934,126)    
Liabilities settled (904,514) (710,577) (1,589,654)
Revision of estimate 435,419 34,441  
Accretion expense 744,045 906,616 943,707
Balance $ 15,292,054 $ 17,117,135 $ 16,787,219