Electric Power Annual - Average Operating Expenses for Major U.S. Investor-Owned Electric Utilities

Table 8.2. xls pdf format

Table 8.2. Average Power Plant Operating Expenses for Major U.S. Investor-Owned Electric Utilities, 1995 through 2006
(Mills per Kilowatthour)

Plant Type

2006

2005

2004

2003

2002

2001

2000

1999

1998

1997

1996

1995

Operation

Nuclear

8.93

8.39

8.3

8.86

8.54

8.3

8.41

8.93

9.98

11.02

9.47

9.43

Fossil Steam

3.23

2.97

2.68

2.5

2.54

2.4

2.31

2.21

2.17

2.22

2.25

2.38

Hydroelectric[1]

5.11

5.26

5.05

4.5

5.07

5.79

4.74

4.17

3.85

3.29

3.87

3.69

Gas Turbine and Small Scale[2]

2.97

2.73

2.76

2.72

3.15

4.57

5.16

3.85

4.43

5.08

3.57

Maintenance

Nuclear

5.68

5.23

5.38

5.23

5.04

5.01

4.93

5.13

5.79

6.9

5.68

5.21

Fossil Steam

3.19

2.96

2.73

2.68

2.61

2.45

2.38

2.41

2.43

2.49

2.65

Hydroelectric^[1]

3.44

3.6

3.64

3.01

3.58

3.97

2.99

2.6

2.49

2.08

2.19

Gas Turbine and Small Scale^[2]

2.29

2.15

2.16

2.26

2.38

3.33

3.5

4.8

3.43

4.98

4.28

Fuel

Nuclear

4.85

4.54

4.58

4.6

4.67

4.95

5.17

5.39

5.42

5.5

5.75

Fossil Steam

23.17

21.77

18.21

17.35

16.11

18.13

17.69

15.62

15.94

16.8

16.51

16.07

Hydroelectric^[1]

Gas Turbine and Small Scale^[2]

52.46

53.73

45.2

43.91

31.82

43.56

39.19

28.72

23.02

24.94

30.58

20.83

Total

Nuclear

19.46

18.16

18.26

18.69

18.18

17.98

18.28

19.23

21.16

23.33

20.65

20.39

Fossil Steam

29.59

27.69

23.85

22.59

21.32

23.14

22.44

20.22

20.52

21.45

21.25

21.11

Hydroelectric^[1]

8.54

8.86

8.69

7.51

8.65

9.76

7.73

6.77

5.86

5.78

5.95

5.89

Gas Turbine and Small Scale^[2]

57.75

58.85

50.1

48.93

36.93

50.04

47.26

38.68

30.3

32.8

40.64

28.67

[1] Conventional hydro and pumped storage.
[2] Gas turbine, internal combustion, photovoltaic, and wind plants.
Notes: Expenses are average expenses weighted by net generation. A mill is a monetary cost and billing unit equal to 1/1000 of the U.S. dollar (equivalent to 1/10 of one cent). Totals may not equal sum of components because of independent rounding.
Source: Federal Energy Regulatory Commission, FERC Form 1, "Annual Report of Major Electric Utilities, Licensees and Others."

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