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15. Asset Retirement Obligation: Schedule of Asset Retirement Obligations (Tables)
9 Months Ended
Sep. 30, 2021
Tables/Schedules  
Schedule of Asset Retirement Obligations

 

 

Nine Months Ended

September 30,

 

2021

 

2020

 

 

 

 

 

Balance at beginning of period

$

173,001

$

163,369

Accretion expense

 

7,476

 

7,170

Change in asset retirement obligation estimate

 

(10,606)

 

-

Balance at end of period

$

169,871

$

170,539