CENTENNIAL FLATS
750 MW hybrid in La Paz, AZ · In queue since April 2018 · Proposed COD April 2026
750 MW
Capacity
2
Components
Solar + Battery
7y 11m
In Queue
IA Executed
IA Status
Signed Jan 2023
Queue → IA
4y 9m
IA → COD
3y 3m
Total Duration
4y 9m
Interconnection request submitted to ISO/RTO
CAISO uses cluster studies where projects are batched annually and studied together.
Typical: 36–48 months (IR to IA)
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 18–30 months
Proposed COD: 2026-04-15
State
AZ
County
La Paz
Region
CAISO
Developer
—
Utility
DCRT
Entity
CAISO
Point of Interconnection
Delaney-Colorado River 500 kV Line
Data Source
LBNL + Live
Copia Power, a Carlyle Portfolio Company, Closes an $890 Million Tax Equity Commitment for Maricopa Energy Center
Copia Power closes a tax equity commitment for Arizona's largest solar-plus-storage project.
Copia Power, a Carlyle Portfolio Company, Closes an $890 Million Tax Equity Commitment for Maricopa Energy Center
Copia Power closes a tax equity commitment for Arizona's largest solar-plus-storage project.
Copia Power, a Carlyle Portfolio Company, Closes an $890 Million Tax Equity Commitment for Maricopa Energy Center
Copia Power closes a tax equity commitment for Arizona's largest solar-plus-storage project.
Copia Power, a Carlyle Portfolio Company, Closes an $890 Million Tax Equity Commitment for Maricopa Energy Center
Copia Power closes a tax equity commitment for Arizona's largest solar-plus-storage project.
Last updated 2026-03-26