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Summary of Significant Accounting Policies (Tables) (GSWC)
12 Months Ended
Dec. 31, 2014
GSWC
 
Summary of significant accounting policies  
Schedule of estimated useful lives of utility plant, as authorized by the CPUC
Estimated useful lives of GSWC’s utility plant, as authorized by the CPUC, are as follows:
 
Source of water supply
 
30 years to 50 years
 
 
Pumping
 
25 years to 40 years
 
 
Water treatment
 
20 years to 35 years
 
 
Transmission and distribution
 
25 years to 55 years
 
 
Generation
 
40 years
 
 
Other plant
 
7 years to 40 years
 
Schedule of estimates of the fair value of long-term debt
Changes in the assumptions will produce differing results.
 
 
2014
 
2013
(dollars in thousands)
 
Carrying Amount
 
Fair Value
 
Carrying Amount
 
Fair Value
Long-term debt—GSWC
 
$
326,090

 
$
417,057

 
$
332,377

 
$
412,590

Schedule of long-term debt measured at fair value
The following tables set forth by level, within the fair value hierarchy, GSWC’s long-term debt measured at fair value as of December 31, 2014:
(dollars in thousands)
 
Level 1
 
Level 2
 
Level 3
 
Total
Long-term debt—GSWC
 

 
$
417,057

 

 
$
417,057