Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2019

Commitments and Contingencies Disclosure [Abstract]

The table below presents our estimated minimum fuel, purchased power, and other commitments at September 30, 2019. 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 September 30, 2019.



	Coal		Natural Gas^(a)		Nuclear Fuel		Purchased Power^(b)(c)			Methane Gas		Other		Total
Ameren:
2019	$	142	$	51	$	21	$	56	^(d)	$	1	$	20	$	291
2020	226		172		43		146		^(d)	3		40		630
2021	195		105		59		50			3		26		438
2022	137		49		12		12			3		22		235
2023	46		25		42		2			3		22		140
Thereafter	—		48		29		—			26		85		188
Total	$	746	$	450	$	206	$	266		$	39	$	215	$	1,922
Ameren Missouri:
2019	$	142	$	10	$	21	$	—		$	1	$	16	$	190
2020	226		39		43		—			3		29		340
2021	195		23		59		—			3		22		302
2022	137		11		12		—			3		22		185
2023	46		10		42		—			3		22		123
Thereafter	—		17		29		—			26		48		120
Total	$	746	$	110	$	206	$	—		$	39	$	159	$	1,260
Ameren Illinois:
2019	$	—	$	41	$	—	$	56	^(d)	$	—	$	2	$	99
2020	—		133		—		146		^(d)	—		1		280
2021	—		82		—		50			—		—		132
2022	—		38		—		12			—		—		50
2023	—		15		—		2			—		—		17
Thereafter	—		31		—		—			—		—		31
Total	$	—	$	340	$	—	$	266		$	—	$	3	$	609


(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 2035 with various renewable energy suppliers due to the contingent nature of the payment amounts, with the exception of expected payments of $11 million through 2023.


(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)

In January 2018, as required by the FEJA, Ameren Illinois entered into 10-year agreements to acquire zero emission credits. Annual zero emission credit commitment amounts will be published by the IPA each May prior to the start of the subsequent planning year. The amounts above reflect Ameren Illinois’ commitment to acquire approximately $44 million of zero emission credits through May 2020.