Atlas IX πππ 
Status 
construction 
Country / State / Closest City 
πΊπΈ usa / arizona / 
Dates
    
        
            
                | First heard | 
                2024-12 | 
            
            
                | Construction start | 
                 | 
            
            
                | Operation start | 
                 | 
            
            
                | Estimated start | 
                2025-09 | 
            
            
            
                | Construction time | 
                
                    
                 | 
            
        
     
 
Capacity in MWh 
    300
     
π  This is an estimate 
Maximum Power in MW 
150
Manufacturer 
 
Type / Number of Packs / Cells 
 /  / 
Customer / Owner / Developer
 / Atlas IX LLC /  
Use case 
Link to google maps satellite view
http://maps.google.com/maps?z=19&t=k&q=loc:36.56418480140374+-109.822948763257 
Coordinates 
    36.56418480140374, -109.822948763257 
    
 π Coords are a guess. Only the state is known
Notes 
    
     
     
Project website 
  
 Sources 
     
 Internal / External id 
    1523 / 68324
    
 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 
2025-09 report (Project first appeared in the 
2024-12 report):
Plant Name / State
Atlas IX / AZ
go live / power 
2025-09 / 150MW
status / status verbose
construction / (V) Under construction, more than 50 percent complete 
Plant id / generator id 
68324 / ALT9
Entity name / entity id 
Atlas IX LLC / 66719
Changes:
    2025-09
    
        date: 2025-08 -> 2025-09 delayed by 
1 month
     
    
2025-04
    
        date: 2025-06 -> 2025-08 delayed by 
2 months