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Organization, Summary of Significant Accounting Policies and Recent Developments (Tables)

12 Months Ended

Dec. 31, 2018

Organization Summary Of Significant Accounting Policies And Recent Developments [Abstract]

Range of depreciation rates

The following table sets forth the range of depreciation rates for the major utility plant categories used to calculate depreciation for the years ended December 31, 2018, 2017 and 2016. These rates have been approved by the NJBPU, DEPSC or PAPUC:

Source of Supply	1.15% - 3.44%	Transmission and Distribution (T&D):
Pumping	2.00% - 5.39%	T&D – Mains	1.10% - 3.13%
Water Treatment	1.65% - 7.09%	T&D – Services	2.12% - 3.16%
General Plant	2.08% - 17.84%	T&D – Other	1.61% - 4.63%
Wastewater Collection	1.42% - 1.81%

Allowance for Funds Used During Construction Rates

The AFUDC rates for the years ended December 31, 2018, 2017 and 2016 for Middlesex and Tidewater are as follows:

	2018	2017	2016
Middlesex	6.50%	6.73%	6.73%
Tidewater	7.92%	7.92%	7.92%

Schedule of Operating Revenues

The Company’s operating revenues are comprised of the following:

		(In Thousands)
		Years Ended December 31,
		2018				2017				2016
Regulated Tariff Sales
Residential		$	69,785			$	66,483			$	66,849
Commercial			14,844				13,956				14,189
Industrial			10,183				9,321				9,558
Fire Protection			12,099				11,812				11,732
Wholesale			14,655				13,553				15,428
Non-Regulated Contract Operations			16,374				15,508				14,988
Total Revenue from Contracts with Customers		$	137,940			$	130,633			$	132,744
Other Regulated Revenues			335				328				261
Other Non-Regulated Revenues			404				404				400
Inter-segment Elimination			(602	)			(590	)			(499	)
Total Revenue		$	138,077			$	130,775			$	132,906