Condensed Consolidated Statements of Comprehensive Income (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
OPERATING REVENUE	$ 70,356	$ 74,230	$ 124,952	$ 124,369
Production Expenses:
Purchased water	11,942	18,314	21,672	28,433
Power	2,623	1,777	4,112	2,662
Groundwater extraction charges	15,516	9,525	24,964	14,115
Other production expenses	3,001	2,882	5,863	5,595
Total production expenses	33,082	32,498	56,611	50,805
Administrative and general	9,510	10,085	18,960	21,579
Maintenance	3,573	3,433	6,847	6,633
Property taxes and other non-income taxes	2,575	2,534	5,379	5,083
Depreciation and amortization	9,495	8,743	18,980	17,559
Total operating expense	58,235	57,293	106,777	101,659
OPERATING INCOME	12,121	16,937	18,175	22,710
OTHER (EXPENSE) INCOME:
Interest on long-term debt	(4,553)	(4,678)	(9,095)	(9,323)
Mortgage and other interest expense	(401)	(278)	(729)	(655)
Gain on sale of California Water Service Group stock	2,017	0	2,017	0
Gain on sale of real estate investment	273	0	273	1,063
Dividend income	42	61	105	123
Other, net	439	589	659	960
Income before income taxes	9,938	12,631	11,405	14,878
Provision for income taxes	3,092	5,191	3,653	6,121
NET INCOME	6,846	7,440	7,752	8,757
Other comprehensive income (loss), net of tax:
Unrealized income (loss) on investment	41	(89)	239	265
Reclassification adjustment for gain realized on sale of investments	(1,171)	0	(1,171)	0
COMPREHENSIVE INCOME	$ 5,716	$ 7,351	$ 6,820	$ 9,022
EARNINGS PER SHARE
Basic	$ 0.34	$ 0.37	$ 0.38	$ 0.45
Diluted	$ 0.34	$ 0.37	$ 0.38	$ 0.45
DIVIDENDS PER SHARE	$ 0.19	$ 0.18	$ 0.38	$ 0.37
WEIGHTED AVERAGE SHARES OUTSTANDING
Basic	20,214,349	20,072,703	20,204,655	19,384,855
Diluted	20,398,002	20,266,480	20,391,692	19,581,515