Consolidated Balance Sheets - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Utility plant:
Electric plant in service	$ 1,192,513,869	$ 1,128,474,292
Construction work in progress	18,455,940	15,601,374
Total utility plant	1,210,969,809	1,144,075,666
Less accumulated depreciation	(496,098,131)	(469,199,226)
Net utility plant	714,871,678	674,876,440
Other property and investments, at cost:
Nonutility property	76,889	76,889
Investments in associated organizations	9,349,311	9,635,519
Special funds	907,836	763,913
Restricted cash equivalents	810,559	1,705,760
Investments - other	3,061,434	0
Total other property and investments	14,206,029	12,182,081
Current assets:
Cash and cash equivalents	4,672,935	15,626,919
Special deposits	75,942	74,416
Restricted cash equivalents	899,723	1,143,467
Marketable securities	7,375,381	0
Accounts receivable, less provisions for doubtfule accounts of $484,352 in 2016 and $425,751 in 2015	33,000,919	28,232,930
Materials and supplies	27,889,167	27,611,184
Fuel stock	6,321,676	7,063,541
Prepayments	1,407,026	1,466,301
Other current assets	294,697	225,079
Total current assets	81,937,466	81,443,837
Other non-current assets:
Deferred charges, net	25,140,957	16,811,756
Total other non-current assets	25,140,957	16,811,756
Total assets	836,156,130	785,314,114
Equities and margins:
Memberships	1,691,014	1,661,744
Patronage capital	169,996,436	167,447,781
Other	13,828,075	12,527,856
Total equities and margins	185,515,525	181,637,381
Long-term obligations, excluding current installments:
Bonds payable	405,249,998	426,666,665
Notes payable	40,356,000	22,241,852
Less unamortized debt issuance costs	(2,715,745)	(2,680,897)
Total long-term obligations	442,890,253	446,227,620
Current liabilities:
Current installments of long-term obligations	24,836,667	24,115,980
Commercial paper	68,200,000	20,000,000
Accounts payable	9,618,630	9,701,088
Consumer deposits	5,207,585	5,000,684
Fuel cost over-recovery	3,824,722	5,135,745
Accrued interest	5,873,368	5,915,580
Salaries, wages and benefits	7,315,898	7,259,806
Fuel	6,284,338	4,942,310
Other current liabilities	3,234,586	8,076,903
Total current liabilities	134,395,794	90,148,096
Other non-current liabilities:
Deferred compensation	907,836	763,913
Other liabilities, non-current	655,277	1,555,329
Deferred liabilities	1,179,414	1,802,389
Patronage capital payable	12,008,499	11,108,071
Cost of removal obligation/asset retirement obligation	58,603,532	52,071,315
Total other non-current liabilities	73,354,558	67,301,017
Total liabilities, equities and margins	$ 836,156,130	$ 785,314,114