XML 54 R25.htm IDEA: XBRL DOCUMENT v3.25.1
Rate and Regulatory Matters (Tables)
 3 Months Ended
Mar. 31, 2025
Regulated Operations [Abstract]  
Schedule of Generation Facilities The following table provides information with respect to each agreement:
Agreement typeFacility sizeStatus of MoPSC CCNStatus of FERC approval of acquisition
In-service date(a)
Vandalia Solar Project(b)(c)
Self-build
50-MW
Approved March 2024Not applicableFourth quarter 2025
Bowling Green Solar Project(b)(c)
Self-build
50-MW
Approved March 2024Not applicableFirst quarter 2026
Split Rail Solar Project(b)(c)
Build-transfer
300-MW
Approved March 2024Received November 2024Mid-2026
Castle Bluff Natural Gas Project(b)
Self-build
800-MW
Approved October 2024Not applicableFourth quarter 2027
(a)In-service dates are dependent on the timing of construction completion, among other things.
(b)These projects collectively represent approximately $1.7 billion of capital expenditures.
(c)These solar projects are expected to support Ameren Missouri’s transition to renewable energy generation.