Condensed Interim Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Operating activities
Net income (loss) for the period	$ 9,173,895	$ 5,882,865
Adjustments to reconcile net loss to net cash used in operating activities:
Stock-based compensation	(135,128)	761,062
Depreciation expense	129,445	117,585
Change in fair value of warrant liability	(11,223,219)	(15,712,168)
Units issued for services	1,060,858
Imputed interest expense on lease liability	1,834	7,827
Finance costs	264,435
Foreign exchange loss (gain)	221,324
Foreign exchange loss (gain) on re-translation of lease (Note 8)	718	4,485
Loss on debt settlement		56,146
Amortization of EPA discount	284,087
Gain on fair value of convertible debt derivatives	(1,739,987)
Gain on EPA debt extinguishment	(8,614,103)
Changes in operating assets and liabilities:
Restricted cash	(9,476,000)
Accounts receivable	(100,847)
Deposit on plant demobilization	(1,000,000)
Prepaid finance costs	393,640
Prepaid expenses	(617,332)	79,203
Accounts payable	(23,224)	565,340
Accrued liabilities	465,268	1,210,754
Accrued EPA water treatment	(903,565)
EPA cost recovery payable	(2,000,000)
Interest payable – EPA	10,341
Interest payable	756,614
Net cash used in operating activities	(23,070,946)	(7,040,266)
Investing activities
Purchase of spare inventory	(341,004)
Land purchase	(202,000)
Bunker Hill mine purchase	(5,524,322)
Purchase of Process plant	(1,289,477)
Purchase of machinery and equipment	(161,558)	(94,693)
Net cash used in investing activities	(7,518,361)	(94,693)
Financing activities
Proceeds from convertible debentures	29,000,000
Proceeds from issuance of shares, net of issue costs	7,769,745	6,008,672
Repayment of promissory note	(1,000,000)
Lease payments	(64,828)	(64,985)
Net cash provided by financing activities	35,704,917	5,943,687
Net change in cash	5,115,610	(1,191,272)
Cash, beginning of period	486,063	3,568,661
Cash, end of period	5,601,673	2,377,389
Non-cash activities
Units issued to settle accounts payable and accrued liabilities	228,421	188,607
Shares issued to settle interest payable	269,750
Mill purchase for shares and warrants	3,243,296
Units issued to settle DSU/RSU/Bonuses	$ 872,399