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Commitments
3 Months Ended
Mar. 31, 2017
Commitments [Abstract]  
Commitments
3.
Commitments

The Company has committed to capital expenditures of approximately $10,294 for an additional raw water pumping station and force main, of which $5,075 remains to be incurred as of March 31, 2017.  The Company may make additional commitments for this project in 2017.

During its triennial testing completed in 2016, the Company determined it exceeded the action level for lead at the customer's tap as established by the Lead and Copper Rule, or LCR, issued by the U.S. Environmental Protection Agency.  The rule allows the Company to have five samples of the 50 high-risk homes tested exceed the action level of 15 parts per billion, or PPB.  The testing found that six properties with lead service lines, all built before 1935, exceeded the action level, and the reported exceedance amount was 1 PPB.  The Company has determined that only 3% of the company-owned service lines in the system are lead.  The Company will be required, per the LCR, to engage in more frequent testing for lead, public education, and annually replace 7% of the remaining company-owned lead service lines in its distribution system.  The Company has announced plans to perform in excess of the required actions.  Specifically, the Company will provide the affected customers with a free water test and a 200 gallon per month credit to flush their line in order to reduce any lead content until their lead service line has been replaced.  The cost of the water tests and flushing credits was $7 for the three months ended March 31, 2017 and is expected to be approximately $30 over the next four years. 

In addition, the Company has entered into a consent order agreement with the Pennsylvania Department of Environmental Protection.  Under the agreement, the Company has committed to exceed the LCR replacement schedule by replacing all of the remaining company-owned lead service lines within the next four years.  The cost for these service line replacements was approximately $592 through March 31, 2017 and is included in utility plant.  Additional replacements are expected to be approximately $2,080 over the next four years, and will be integrated into the Company's annual capital budgets. 

Finally, the Company has been granted approval by the PPUC to modify its tariff to include the cost of the replacement of lead customer-owned service lines that are discovered when the Company replaces its lead service lines over four years, and to include the cost of the annual replacement of up to 400 lead customer-owned service lines whenever they are discovered, regardless of the material used for the Company-owned service line over nine years.  The tariff modification allows the Company to replace customer-owned service lines at its own initial cost.  The Company will record the costs as a regulatory asset to be recovered in future base rates to customers, over a reasonable period of at least four but not more than six years.  The cost for the customer-owned lead service line replacements under the four-year tariff modification was approximately $60 through March 31, 2017 and is included as a regulatory asset.  Additional replacements are expected to be approximately $254 under the four-year tariff modification, assuming the average percentage of customer-owned lead service lines that were replaced when company-owned lead service lines have been replaced through March 31, 2017 remains consistent over the entire replacement period.  The Company is unable to predict how many lead customer-owned service lines are in use, and, therefore, its current estimate of $1,040 for replacements under the nine-year tariff modification is subject to adjustment as more facts become available.