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Commitments and contingencies (Tables)

12 Months Ended

Dec. 31, 2021

Commitments and Contingencies Disclosure [Abstract]

Schedule of Estimates of Future Commitments

Detailed below are estimates of future commitments under these arrangements:


	Year 1		Year 2		Year 3		Year 4		Year 5		Thereafter		Total
Power purchase (i)	$	62,759	$	33,521	$	33,585	$	33,821	$	12,274	$	155,106	$	331,066
Gas supply and service agreements (ii)	101,406		75,482		49,328		44,286		26,887		176,535		473,924
Service agreements	65,230		59,641		58,356		54,953		50,181		347,546		635,907
Capital projects	85,130		—		—		—		—		—		85,130
Land easements	12,913		13,048		13,212		13,398		13,561		471,755		537,887
Total	$	327,438	$	181,692	$	154,481	$	146,458	$	102,903	$	1,150,942	$	2,063,914

(i) Power purchase: AQN’s electric distribution facilities have commitments to purchase physical quantities of power for load serving requirements. The commitment amounts included in the table above are based on market prices as of December 31, 2021. However, the effects of purchased power unit cost adjustments are mitigated through a purchased power rate-adjustment mechanism.

(ii) Gas supply and service agreements: AQN’s gas distribution facilities and thermal generation facilities have commitments to purchase physical quantities of natural gas under contracts for purposes of load serving requirements and of generating power.