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Commitments and Contingent Liabilities (Tables)
6 Months Ended
Jun. 30, 2013
Commitments And Contingent Liabilities Tables  
Schedule of purchased water costs

Purchased water costs are shown below:

 

   (In Thousands)
   Three Months Ended  Six Months Ended
   June 30,  June 30,
   2013  2012  2013  2012
             
Treated  $762   $775   $1,523   $1,494 
Untreated   515    516    1,121    1,128 
Total Costs  $1,277   $1,291   $2,644   $2,622