Condensed Balance Sheets (Unaudited March 31,2013) (USD $)	Mar. 31, 2013	Sep. 30, 2012
Current assets:
Cash and cash equivalents	$ 2,316,752	$ 1,984,099
Oil, NGL and natural gas sales receivables	10,520,413	8,349,865
Deferred income taxes	94,900	121,900
Refundable income taxes	443,601	325,715
Refundable production taxes	578,792	585,454
Other	165,535	255,812
Total current assets	14,119,993	11,622,845
Properties and equipment, at cost, based on successful efforts accounting:
Producing oil and natural gas properties	289,205,728	275,997,569
Non-producing oil and natural gas properties	9,210,116	10,150,561
Furniture and fixtures	705,036	668,004
	299,120,880	286,816,134
Less accumulated depreciation, depletion and amortization	(176,880,302)	(165,199,079)
Net properties and equipment	122,240,578	121,617,055
Investments	1,369,755	1,034,870
Derivative contracts	19,912
Refundable production taxes	680,939	911,960
Total assets	138,431,177	135,186,730
Current liabilities:
Accounts payable	7,082,555	6,447,692
Derivative contracts	1,279,626	172,271
Accrued liabilities and other	700,366	1,007,779
Total current liabilities	9,062,547	7,627,742
Long-term debt	13,500,000	14,874,985
Deferred income taxes	27,638,907	26,708,907
Asset retirement obligations	2,262,211	2,122,950
Stockholders' equity:
Class A voting common stock, $.0166 par value; 24,000,000 shares authorized, 8,431,502 issued at March 31, 2013 and September 30, 2012	140,524	140,524
Capital in excess of par value	2,337,589	2,020,229
Deferred directors' compensation	2,580,217	2,676,160
Retained earnings	86,828,002	84,821,395
	91,886,332	89,658,308
Less treasury stock, at cost; 187,005 shares at March 31, 2013 and 181,310 shares at September 30, 2012	(5,918,820)	(5,806,162)
Total stockholders' equity	85,967,512	83,852,146
Total liabilities and stockholders' equity	$ 138,431,177	$ 135,186,730