The table below presents our estimated minimum fuel, purchased power, and other commitments for fuel at June 30, 2018. Ameren’s and Ameren Illinois’ purchased power commitments include the Ameren Illinois agreements entered into as part of the IPA-administered power procurement process. Included in the Other column are minimum purchase commitments under contracts for equipment, design and construction, and meter reading services, among other agreements, at June 30, 2018.



	Coal		Natural Gas^(a)		Nuclear Fuel		Purchased Power^(b)(c)		Methane Gas		Other		Total
Ameren:^(d)
2018	$	181	$	148	$	51	$	130	$	2	$	56	$	568
2019	246		210		27		122		4		47		656
2020	85		125		38		30		4		62		344
2021	27		61		57		5		5		28		183
2022	—		12		12		—		5		26		55
Thereafter	—		39		62		—		58		93		252
Total	$	539	$	595	$	247	$	287	$	78	$	312	$	2,058
Ameren Missouri:
2018	$	181	$	22	$	51	$	—	$	2	$	39	$	295
2019	246		38		27		—		4		29		344
2020	85		30		38		—		4		44		201
2021	27		14		57		—		5		25		128
2022	—		5		12		—		5		26		48
Thereafter	—		17		62		—		58		74		211
Total	$	539	$	126	$	247	$	—	$	78	$	237	$	1,227
Ameren Illinois:
2018	$	—	$	126	$	—	$	130	$	—	$	5	$	261
2019	—		172		—		122		—		9		303
2020	—		95		—		30		—		9		134
2021	—		47		—		5		—		—		52
2022	—		7		—		—		—		—		7
Thereafter	—		22		—		—		—		—		22
Total	$	—	$	469	$	—	$	287	$	—	$	23	$	779


(a)	Includes amounts for generation and for distribution.


(b)	The purchased power amounts for Ameren and Ameren Illinois exclude agreements for renewable energy credits through 2032 with various renewable energy suppliers due to the contingent nature of the payment amounts.


(c)	The purchased power amounts for Ameren and Ameren Missouri exclude a 102-megawatt power purchase agreement with a wind farm operator, which expires in 2024, due to the contingent nature of the payment amounts.


(d)	Includes amounts for Ameren registrant and nonregistrant subsidiaries.