Commitments and Contingencies (Tables)

6 Months Ended

Jun. 30, 2019

Commitments and Contingencies Disclosure [Abstract]

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



	Coal		Natural Gas^(a)		Nuclear Fuel		Purchased Power^(b)(c)			Methane Gas		Other		Total
Ameren:
2019	$	224	$	113	$	23	$	127	^(d)	$	2	$	27	$	516
2020	207		160		43		114		^(d)	3		33		560
2021	183		96		60		29			3		22		393
2022	125		38		11		5			3		17		199
2023	46		20		41		—			3		18		128
Thereafter	—		36		28		—			26		53		143
Total	$	785	$	463	$	206	$	275		$	40	$	170	$	1,939
Ameren Missouri:
2019	$	224	$	28	$	23	$	—		$	2	$	20	$	297
2020	207		34		43		—			3		21		308
2021	183		16		60		—			3		17		279
2022	125		5		11		—			3		17		161
2023	46		5		41		—			3		18		113
Thereafter	—		13		28		—			26		39		106
Total	$	785	$	101	$	206	$	—		$	40	$	132	$	1,264
Ameren Illinois:
2019	$	—	$	85	$	—	$	127	^(d)	$	—	$	2	$	214
2020	—		126		—		114		^(d)	—		3		243
2021	—		80		—		29			—		—		109
2022	—		33		—		5			—		—		38
2023	—		15		—		—			—		—		15
Thereafter	—		23		—		—			—		—		23
Total	$	—	$	362	$	—	$	275		$	—	$	5	$	642


(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 2034 with various renewable energy suppliers due to the contingent nature of the payment amounts, with the exception of expected payments of $5 million in 2019.


(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 $60 million of zero emission credits through May 2020.