World Power Plants

Demoss Petrie is an 85 MW gas power plant in the United States, operated by Tucson Electric Power Co since 2001. Ranked #990 of 1883 gas plants in the United States. Its 85 MW represents 0.01% of the United States' total gas capacity of 592,244 MW. The largest gas plant in the United States is West County Energy Center at 4,263 MW, making Demoss Petrie 50 times smaller. Nearby plants within 50 km include H Wilson Sundt Generating Station (434.9 MW, Gas), Saguaro (184.5 MW, Gas), and North Loop (107.8 MW, Gas). The facility is located in Arizona, approximately 100 km southeast of Phoenix.

Capacity
85 MW
Commissioning Year
2001

25 years old

Owner
Tucson Electric Power Co
Location
32.2523°, -110.9921°

United States of America, North America

Context & rankings
  • 2,344. largest of 10,098 plants in United States of America
  • #10,919 worldwide by installed capacity
  • #3,404 of 5,146 Natural Gas plants worldwide
  • 0.01% of the installed capacity of United States of America
Age & fleet comparison

25 years in operation

Natural Gas fleet average: 26.9 years

Operator portfolio

Tucson Electric Power Co operates 7 plants totalling 2,430 MW

Regional density

40 plants within 100 km, 3,251 MW combined

Nearest plant: Amphitheater High School Solar (2.5 km)

Location

Coordinates:: 32.252300, -110.992100
Open in Google Maps
Carbon Footprint490 g CO₂/kWh
Annual CO₂
164.2 Kt
335 GWh/year × 490 g/kWh
Cumulative CO₂
4.10 Mt
Over 25 years of operation
Closing Soon
2031
5 years remaining
Annual emissions equivalent to
35.7K
cars per year
21.9K
homes per year
7.5M
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

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