Quarterly report pursuant to Section 13 or 15(d)

ENVIRONMENTAL AND MINE CLOSURE OBLIGATIONS (Tables)

v3.5.0.2
ENVIRONMENTAL AND MINE CLOSURE OBLIGATIONS (Tables)
 6 Months Ended
Jun. 30, 2016
Environmental Remediation Obligations [Abstract]  
Summary Of Mine Closure Obligations
The following is a summary of the obligations as of June 30, 2016 and December 31, 2015:
 
(In Millions)
 
June 30,
2016
 
December 31,
2015
Environmental
$
3.5

 
$
3.6

Mine closure
 
 
 
LTVSMC
24.8

 
24.1

Operating mines:
 
 
 
U.S. Iron Ore
174.5

 
189.9

Asia Pacific Iron Ore
17.2

 
16.4

Total mine closure
216.5

 
230.4

Total environmental and mine closure obligations
220.0

 
234.0

Less current portion
2.6

 
2.8

Long term environmental and mine closure obligations
$
217.4

 
$
231.2

Asset Retirement Obligation Disclosure
The following represents a rollforward of our asset retirement obligation liability related to our active mining locations for the six months ended June 30, 2016 and for the year ended December 31, 2015:
 
(In Millions)
 
June 30,
2016
 
December 31,
2015
Asset retirement obligation at beginning of period
$
206.3

 
$
142.4

Accretion expense
5.8

 
6.5

Exchange rate changes
0.4

 
(1.1
)
Revision in estimated cash flows
(20.8
)
 
58.5

Asset retirement obligation at end of period
$
191.7

 
$
206.3