Consolidated Balance Sheets (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Assets
Property, plant and equipment, at cost	$ 4,528,687	$ 4,322,260
Less: accumulated depreciation	1,015,529	964,903
Net property, plant and equipment	3,513,158	3,357,357
Current assets:
Cash and cash equivalents	7,988	5,934
Accounts receivable and unbilled revenues, net	86,710	78,170
Income tax receivable	33,600	33,600
Deferred income taxes	18,218
Inventory, materials and supplies	11,632	9,912
Prepayments and other current assets	8,075	10,403
Assets of discontinued operations held for sale	169,727	163,499
Total current assets	335,950	301,518
Regulatory assets	198,700	187,977
Deferred charges and other assets, net	51,219	62,610
Funds restricted for construction activity	100,577	135,086
Goodwill	28,465	27,918
Total assets	4,228,069	4,072,466
Aqua America stockholders' equity:
Common stock at $.50 par value, authorized 300,000,000 shares, issued 139,268,821 and 138,449,039 in 2011 and 2010	69,633	69,223
Capital in excess of par value	681,149	664,369
Retained earnings	474,358	452,470
Treasury stock, at cost, 703,065 and 673,472 shares in 2011 and 2010	(12,983)	(12,307)
Accumulated other comprehensive income	66	499
Total Aqua America stockholders' equity	1,212,223	1,174,254
Noncontrolling interest	585	572
Total equity	1,212,808	1,174,826
Long-term debt, excluding current portion	1,402,451	1,491,370
Commitments and contingencies
Current liabilities:
Current portion of long-term debt	95,362	28,087
Loans payable	102,978	89,668
Accounts payable	38,042	44,051
Accrued interest	16,685	15,550
Accrued taxes	14,863	18,283
Dividends payable	22,863
Other accrued liabilities	23,046	24,037
Liabilities of discontinued operations held for sale	114,821	103,599
Total current liabilities	428,660	323,275
Deferred credits and other liabilities:
Deferred income taxes and investment tax credits	550,470	456,298
Customers' advances for construction	66,369	65,250
Regulatory liabilities	38,747	33,431
Other	87,650	93,565
Total deferred credits and other liabilities	743,236	648,544
Contributions in aid of construction	440,914	434,451
Total liabilities and stockholders' equity	$ 4,228,069	$ 4,072,466