CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
UTILITY PLANT:
Water Production	$ 173,375	$ 168,080
Transmission and Distribution	654,667	648,763
General	85,990	85,056
Construction Work in Progress	89,717	80,055
TOTAL	1,003,749	981,954
Less Accumulated Depreciation	188,565	185,356
UTILITY PLANT - NET	815,184	796,598
CURRENT ASSETS:
Cash and Cash Equivalents	4,046	4,491
Accounts Receivable, net of allowance for doubtful accounts of $2,183 and $2,053, respectively	12,709	14,569
Unbilled Revenues	7,210	7,065
Materials and Supplies (at average cost)	5,193	5,112
Prepayments	2,222	2,886
TOTAL CURRENT ASSETS	31,380	34,123
OTHER ASSETS:
Operating Lease Right of Use Asset	5,030	5,209
Preliminary Survey and Investigation Charges	5,923	5,192
Regulatory Assets	117,204	118,144
Restricted Cash	163	5,913
Non-utility Assets - Net	11,253	11,207
Other	73	84
TOTAL OTHER ASSETS	139,646	145,749
TOTAL ASSETS	986,210	976,470
CAPITALIZATION:
Common Stock, No Par Value	217,976	217,451
Retained Earnings	130,872	128,757
TOTAL COMMON EQUITY	348,848	346,208
Preferred Stock	2,084	2,084
Long-term Debt	272,664	273,244
TOTAL CAPITALIZATION	623,596	621,536
CURRENT LIABILITIES:
Current Portion of Long-term Debt	7,159	7,255
Notes Payable	13,000	2,000
Accounts Payable	24,414	30,443
Accrued Taxes	14,025	10,138
Accrued Interest	2,310	2,137
Unearned Revenues and Advanced Service Fees	1,237	1,255
Other	3,656	3,620
TOTAL CURRENT LIABILITIES	65,801	56,848
COMMITMENTS AND CONTINGENT LIABILITIES (Note 7)
OTHER LIABILITIES:
Customer Advances for Construction	23,290	23,404
Lease Obligations	4,872	5,042
Accumulated Deferred Income Taxes	61,474	61,297
Employee Benefit Plans	33,672	34,426
Regulatory Liabilities	58,565	60,792
Other	1,163	1,135
TOTAL OTHER LIABILITIES	183,036	186,096
CONTRIBUTIONS IN AID OF CONSTRUCTION	113,777	111,990
TOTAL CAPITALIZATION AND LIABILITIES	$ 986,210	$ 976,470