Sienna 2 Solar and Storage Project 📍📊📏

Status

planning

Country / State / Closest City

🇺🇸 usa / california /

Dates

Capacity in MWh

110
📏 This is an estimate

Maximum Power in MW

55

Manufacturer

Type / Number of Packs / Cells

/ /

Customer / Owner / Developer

/ 44ST 8ME LLC /

Use case

Link to google maps satellite view

http://maps.google.com/maps?z=19&t=k&q=loc:41.40038550275819+-121.39028196235749

Coordinates

41.40038550275819, -121.39028196235749
📍 Coords are a guess. Only the state is known

Notes

Project website

Sources

Internal / External id

1686 / 68486

U.S. EIA data

The government data source for this battery is the U.S. Energy Information Administration (EIA)
https://www.eia.gov/electricity/monthly/
Info from the 2025-04 report (Project first appeared in the 2025-02 report):

Plant Name / State

Sienna 2 Solar and Storage Project / CA

go live / power

2029-03 / 55MW

status / status verbose

planning / (P) Planned for installation, but regulatory approvals not initiated

Plant id / generator id

68486 / 44STB

Entity name / entity id

44ST 8ME LLC / 66857

Changes: