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PPAAnnouncedPress / newsMarch 17, 2026

SunDog Energy Center — 200 MW solar + 200 MW / 800 MWh battery storage, Pinal County, Arizona

First partnership between SRP and Invenergy. SRP is Arizona's largest utility and is targeting more than doubling its power system capacity over the next decade to meet Phoenix metro area demand. SunDog is Invenergy's 17th facility in Arizona. Project expected to power ~45,000 Valley homes and generate $209M+ in local taxes, land costs, and lease payments to Pinal County. Construction supports 200-400 peak jobs.

200MW

Capacity

800MWh

Storage

Solar + Storage

Technology

AZ

Location

Project: SunDog Energy CenterAsset profile →

Deal Details

Deal Type
Power Purchase & Offtake
Seller / Sponsor
Invenergy
Buyer / Financier
Salt River Project (SRP)
Offtaker
Salt River Project (SRP)
Deal Value
Undisclosed
Stage
Development
ISO/RTO
WECC
Tenor
Long-term
PPA Type
Energy Supply Agreement

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