Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
ASSETS
UTILITY PLANT, at original cost	$ 389,690	$ 380,784
Plant acquisition adjustments	(3,079)	(3,108)
Accumulated depreciation	(81,595)	(78,519)
Net utility plant	305,016	299,157
OTHER PHYSICAL PROPERTY, net of accumulated depreciation of $422 in 2019 and $410 in 2018	702	714
CURRENT ASSETS:
Cash and cash equivalents	2	2
Accounts receivable, net of reserves of $343 in 2019 and $305 in 2018	4,475	4,811
Unbilled revenues	2,274	2,427
Recoverable income taxes	156	0
Materials and supplies inventories, at cost	981	876
Prepaid expenses	1,421	895
Total current assets	9,309	9,011
OTHER LONG-TERM ASSETS:
Note receivable	255	255
Deferred regulatory assets	32,660	32,353
Other assets	3,909	3,650
Total other long-term assets	36,824	36,258
Total Assets	351,851	345,140
COMMON STOCKHOLDERS' EQUITY:
Common stock, no par value, authorized 46,500,000 shares, issued and outstanding 12,974,287 shares in 2019 and 12,943,536 shares in 2018	82,183	81,305
Retained earnings	46,931	44,890
Total common stockholders' equity	129,114	126,195
PREFERRED STOCK, authorized 500,000 shares, no shares issued	0	0
LONG-TERM DEBT, excluding current portion	96,085	93,328
COMMITMENTS
CURRENT LIABILITIES:
Short-term borrowings	0	1,000
Current portion of long-term debt	7	30
Accounts payable	4,191	3,030
Dividends payable	2,006	1,999
Accrued compensation and benefits	1,108	1,191
Accrued income taxes	0	150
Accrued interest	916	992
Deferred regulatory liabilities	1,698	2,104
Other accrued expenses	280	345
Total current liabilities	10,206	10,841
DEFERRED CREDITS:
Customers' advances for construction	7,934	6,849
Deferred income taxes	37,747	36,962
Deferred employee benefits	3,875	4,715
Deferred regulatory liabilities	24,939	24,710
Other deferred credits	2,200	1,815
Total deferred credits	76,695	75,051
Contributions in aid of construction	39,751	39,725
Total Stockholders' Equity and Liabilities	$ 351,851	$ 345,140