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Desert Basin — Power plant · Gas, combined cycle · Salt River Project
  • Combustion
  • Operating
  • 10 · 100 · 1,000 MW

Desert Basin

Power plant · Gas, combined cycle

Key facts

Power plant · Gas, combined cycleran 32% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
2001
Net generation, 2025
2,084,973 MWh
Grid
230 kV to Salt River Project (SRP)
Location
Pinal County, Arizona

Output

Net generation MWh by year, 2001 to 2026
Fuel burned MMBtu by year, 2001 to 2026
  • Gas

Operations detail

Details

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Technology
Gas, combined cycle source: “Natural Gas Fired Combined Cycle”
Age
25 years since 2001
Unused energy
4,442 GWh 2025Unused energyA lead, not a guarantee: MW × hours × (1 − capacity factor) for the latest year (EIA-923), gas, coal and oil plants only. Air-permit run-hour caps, heat rate (cost to run) and capacity-market or reliability obligations can rule it out.
Heat rate
7,378 Btu/kWh 2025
All 8 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
Attributes
AttributeValue
Gem
Parents
Name
Salt River Project
Share pct
100
Gem entity id
E100000001291
Unit ids
G100000401807, G100000411226, G100000411227
Location id
L100000402259
Eia plant ids
55129
Grid
Nerc region
WECC
Report year
2025
Grid voltage kv
230
Transmission owner
Salt River Project
Balancing authority code
SRP
Balancing authority name
Salt River Project
EPA greenhouse gas reporting (GHGRP)
EPA FRS ID
110041241073
Subparts reported
D
NAICS code
221112
Subpart PP (CO2 supply)
No
Subpart RR (geologic sequestration)
No
Subpart UU (CO2 injection)
No
Reporting year
2023
GHGRP facility ID
1001329
Fuel burned (MMBtu), 202515,382,072
Capacity factor, 20250.319
Heat rate (Btu/kWh), 20257,377.6
Net generation (MWh), 20252,084,973
Balancing authority codeSRP

Ownership

2 companies2
Companies with an ownership or operating interest in this asset.
CompanyRoleShareAs ofSource
Salt River Project Operator EIA-860M
SALT RIVER PROJECT AGRICULTURAL IMPROVEMENT & POWER DISTRICT Owner 100.0% Dec 31, 2023 EPA GHGRP

Timeline

  • In service · EIA-860M

Sources

5 sources

Sources EIA-860M · GEM · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory · EPA Greenhouse Gas Reporting Program — facility register with parent-company shares (Envirofacts pub_dim_facility; FLIGHT)

Sources

Every source and license · Attribution

View at source