Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities:
Net income (loss)	$ 36,451	$ (484,722)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Stock-based compensation	6,448	13,775
Depreciation, depletion and amortization	421,658	596,765
Accretion of asset retirement obligations	7,406	16,557
Changes in operating assets and liabilities:
Decrease in accounts receivable	341,509	62,991
Decrease (increase) in prepaid expenses	10,398	(139)
(Decrease) increase in accounts payable and accrued expenses	(323,396)	127,737
Settlement of asset retirement obligations	(1,937)	(6,529)
Net cash provided by operating activities	498,537	326,435
Cash flows from investing activities:
Additions to oil and gas properties	(438,621)	(481,005)
Drilling refund		19,500
Proceeds from sale of oil and gas properties and equipment	31,876	549,507
Change in note receivable	(3,783)
Net cash (used in) provided by investing activities	(410,528)	88,002
Cash flows from financing activities:
Proceeds from exercise of stock options	18,241
Reduction of long-term debt	(250,000)	(432,000)
Net cash used in financing activities	(231,759)	(432,000)
Net decrease in cash and cash equivalents	(143,750)	(17,563)
Cash and cash equivalents at beginning of period	492,610	73,451
Cash and cash equivalents at end of period	348,860	55,888
Supplemental disclosure of cash flow information:
Cash paid for interest	14,447	54,884
Non-cash investing and financing activities:
Asset retirement obligations	$ 4,697	$ 4,167