Annual report pursuant to section 13 and 15(d)

ACCRUED CLOSURE COSTS AND ASSET RETIREMENT OBLIGATIONS (ARO) (Tables)

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ACCRUED CLOSURE COSTS AND ASSET RETIREMENT OBLIGATIONS (ARO) (Tables)
 12 Months Ended
Dec. 31, 2013
ACCRUED CLOSURE COSTS AND ASSET RETIREMENT OBLIGATIONS (ARO) [Abstract]  
Changes to reported closure liabilities
Changes to reported closure liabilities for the years ended December 31, 2013 and 2012, were as follows:

Amounts in thousands
  
 
  
Balance as of December 31, 2011
  
$
11,937
  
Accretion expense
    
185
  
Payments
    
(773
)
Adjustment to closure liability
    
―
  
Balance as of December 31, 2012
    
11,349
  
Accretion expense
    
272
  
Adjustment to closure liability
    
(6,399
)
Balance as of December 31, 2013
  
$
5,222
  
Reported closure asset (ARO)
The reported closure asset or ARO, is reported as a component of “Net Property and equipment” in the Consolidated Balance Sheet for the years ended December 31, 2013 and 2012 as follows:

Amounts in thousands
  
 
  
Balance as of December 31, 2011
  
$
9,370
  
Adjustment to closure and post-closure asset
    
―
  
Amortization of closure and post-closure asset
    
(290
)
Balance as of December 31, 2012
    
9,080
  
Adjustment to closure and post-closure asset
    
(5,830
)
Amortization of closure and post-closure asset
    
(289
)
Balance as of December 31, 2013
  
$
 2,961