World Power Plants

Valencia is a 108 MW gas-fired power plant located in the United States, operated by UNS Electric Inc. It was commissioned in 1997 and utilizes natural gas and oil as fuel sources for electricity generation. Valencia ranks as the 913th largest gas plant in the United States. With 108 MW, it represents 0.02% of the country's total gas capacity of 592,244 MW. The United States has 1,883 gas plants with a combined capacity of 592,244 MW. Compared to the largest gas plant, West County Energy Center at 4,263 MW, Valencia is approximately one-forty-first the size. Natural gas plays a growing role in the U.S. energy mix, accounting for about 40% of total electricity generation. The Valencia plant contributes to this trend, supporting energy needs in the region. It is situated approximately 50 km from Tucson, Arizona, in the southwestern part of the state.

Capacity
108 MW
Commissioning Year
1997

29 years old

Owner
UNS Electric Inc
Location
31.3635°, -110.9313°

United States of America, North America

Context & rankings
  • 2,029. largest of 10,098 plants in United States of America
  • #9,709 worldwide by installed capacity
  • #3,206 of 5,146 Natural Gas plants worldwide
  • 0.01% of the installed capacity of United States of America
Age & fleet comparison

29 years in operation

Natural Gas fleet average: 26.9 years

Operator portfolio

UNS Electric Inc operates 5 plants totalling 240 MW

Regional density

21 plants within 100 km, 672 MW combined

Nearest plant: Rio Rico Solar (16.8 km)

Location

Coordinates:: 31.363500, -110.931300
Open in Google Maps
Carbon Footprint490 g CO₂/kWh
Annual CO₂
208.6 Kt
426 GWh/year × 490 g/kWh
Cumulative CO₂
6.05 Mt
Over 29 years of operation
Closing Soon
2027
1 year remaining
Annual emissions equivalent to
45.4K
cars per year
27.8K
homes per year
9.5M
trees to offset

Estimates based on Gas emission factor (490 g CO₂/kWh) and capacity factor (45%). Actual emissions may vary based on operating conditions, efficiency, and fuel quality.

Technical Details

Primary Fuel Type
Gas
Energy Source
Non-Renewable
Country
United States of America
Continent
North America
Data Source
Global Power Plant Database

United States of AmericaEnergy Profile

10,098
Total Plants
1420.7 GW
Total Capacity
GasCoalNuclearWind
Top Fuels

See Incorrect or Missing Data?

Help us improve our database by reporting any corrections or updates. Your contribution helps keep our global power plant data accurate and up-to-date.