Tri-State Plan Includes Renewables, Batteries and Gas
Environmental Groups Critical of Emissions Implications
Tri-State Generation and Transmission Association’s plan to add new resources is intended to make up for the upcoming retirement of two coal-fired plants: Springerville and Craig, seen here. | Shutterstock
Aug 7, 2025
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Colorado regulators have approved Tri-State Generation and Transmission Association’s plan to add 1,657 MW of new resources from 2026 to 2031, despite objections about the inclusion of a new natural gas plant.
Battery Electric StorageColoradoNatural GasOnshore WindPublic PolicyResource AdequacySPPUtility-scale Solar
