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Greenhouse 100 Polluters Index

June 2013 release; based on 2011 data
Links on company names lead to detailed company reports.

Rank

Parent corporation or entity

2011 emissions
(CO2 equivalent metric tons)

Percentage of total U.S. greenhouse gas emissions from all sources *

Industrial sectors

1

American Electric Power

130,409,118

1.94%

power plants, other

2

Duke Energy Corp

126,750,270

1.89%

power plants, other, petroleum and natural gas systems, waste

3

Southern Co

118,092,746

1.76%

power plants, other

4

U.S. Government

77,490,931

1.16%

power plants, other, waste, chemicals

5

Berkshire Hathaway

70,790,868

1.06%

power plants, minerals, chemicals, other, petroleum and natural gas systems

6

Ameren Corp

67,800,250

1.01%

power plants

7

Luminant Generation Company LLC

61,984,066

0.92%

power plants

8

FirstEnergy Generation Corp

53,247,501

0.79%

power plants, other

9

AES Corp

51,104,120

0.76%

power plants, other

10

Xcel Energy Inc

50,829,838

0.76%

power plants, petroleum and natural gas systems, other

11

Dominion Resources Inc

44,072,686

0.66%

power plants, petroleum and natural gas systems, other

12

NRG Energy Inc

43,800,733

0.65%

power plants

13

Edison International

41,296,612

0.62%

power plants, other

14

ExxonMobil Corp

39,052,958

0.58%

refineries, petroleum and natural gas systems, power plants, chemicals, other

15

Calpine Corp

38,100,700

0.57%

power plants

16

DTE Energy Co

37,846,329

0.56%

power plants, metals, petroleum and natural gas systems

17

LG&E and KU Energy LLC

34,903,981

0.52%

power plants, other, petroleum and natural gas systems

18

Entergy Corp

34,534,104

0.51%

power plants, petroleum and natural gas systems

19

BP America Inc

33,854,206

0.50%

refineries, petroleum and natural gas systems, power plants, chemicals, other

20

Phillips 66

32,764,325

0.49%

refineries, petroleum and natural gas systems, chemicals, power plants

In May 2012, ConocoPhillips, previously ranked among the Greenhouse 100, separated its downstream business to create a new, publicly traded company known as Phillips 66.  In connection with this separation, downstream assets (such as refineries and terminals) and liabilities were transferred to Phillips 66. The assets listed are no longer owned or operated by ConocoPhillips.

21

Florida Power and Light Company

31,253,029

0.47%

power plants

22

United States Steel Corp

29,633,687

0.44%

metals, waste

23

Dynegy Inc

28,338,048

0.42%

power plants

24

Genon Energy Inc

27,301,491

0.41%

power plants

25

Great Plains Energy Inc

26,708,341

0.40%

power plants, other

26

ArcelorMittal USA LLC

26,258,892

0.39%

metals, other, minerals

27

Koch Industries Inc

24,373,922

0.36%

chemicals, pulp and paper, refineries, waste, other, minerals

28

Valero Corp

23,086,589

0.34%

refineries, chemicals, other, waste

29

OGE Energy Corp

22,634,272

0.34%

power plants, other

30

Robert W Scherer Power Plant

22,067,841

0.33%

power plants

31

Santee Cooper

21,505,044

0.32%

power plants, other

32

Chevron Corp

21,433,977

0.32%

refineries, petroleum and natural gas systems, chemicals, power plants, waste

33

Westar Energy Inc

20,923,722

0.31%

power plants, other

34

Exelon Corp

20,446,962

0.30%

power plants, petroleum and natural gas systems, other

35

CMS Energy Corp

19,877,958

0.30%

power plants, petroleum and natural gas systems

36

PPL Corp

19,144,057

0.29%

power plants, other

37

waste Management Inc

17,122,206

0.26%

waste, power plants

38

CPS Energy

17,074,454

0.25%

power plants, petroleum and natural gas systems, other

39

Associated Electric Cooperative Inc

16,933,814

0.25%

power plants

40

Navajo Generating Station

16,928,813

0.25%

power plants

41

Wisconsin Electric Power Company

16,815,909

0.25%

power plants

42

Shell Oil Co

15,925,660

0.24%

refineries, petroleum and natural gas systems, chemicals

43

Northern Indiana Public Service Co

15,336,022

0.23%

power plants

44

Dow Chemical Co

15,242,754

0.23%

chemicals, power plants, waste, metals, petroleum and natural gas systems, other

45

TECO Energy

15,085,176

0.22%

power plants, other

46

Colstrip Energy LP

14,466,710

0.22%

power plants

47

SCANA Corp

14,080,193

0.21%

power plants, petroleum and natural gas systems, other

48

IPR-GDF Suez North America Inc

14,038,842

0.21%

power plants, petroleum and natural gas systems

49

Ohio Valley Electric Corp

13,992,166

0.21%

power plants

50

Basin Electric Power Cooperative

13,830,729

0.21%

power plants, chemicals

51

Laramie River

13,608,004

0.20%

power plants

52

Four Corners Steam Elec Station

13,246,273

0.20%

power plants

53

Ascend Performance Materials LLC

12,876,777

0.19%

chemicals, other, waste

54

Archer Daniels Midland (ADM) Co

12,568,024

0.19%

other, pulp and paper, waste

55

Omaha Public Power District

12,541,774

0.19%

power plants, other

56

Lousiana Generating LLC

12,458,754

0.19%

power plants

57

Tri-State Generation & Transmission

12,209,583

0.18%

power plants, other

58

Lower Colorado River Authority

12,083,177

0.18%

power plants, other

59

Republic Services Inc

11,888,890

0.18%

waste

60

Intermountain Power Agency

11,850,482

0.18%

power plants, other

61

Alliant Energy Corp

11,835,678

0.18%

power plants, petroleum and natural gas systems

62

San Juan Generating Station

11,822,117

0.18%

power plants

63

CF Industries Holdings Inc

11,719,857

0.17%

chemicals

64

JEA

11,542,029

0.17%

power plants, other

65

Puerto Rico Electric Power Authority

11,532,221

0.17%

power plants, other

66

CONSOL Energy Inc

11,502,987

0.17%

other

67

Unisource Energy Corp

11,401,082

0.17%

power plants, other, petroleum and natural gas systems

68

East Kentucky Power Cooperative

11,389,274

0.17%

power plants, other

69

Alcoa Inc

11,282,739

0.17%

power plants, metals, petroleum and natural gas systems, other, waste

70

E I Du Pont De Nemours & Co

11,009,910

0.16%

chemicals, power plants, other, waste

71

Nebraska Public Power District

10,925,137

0.16%

power plants, other

72

Cleco Corp

10,912,797

0.16%

power plants, other

73

Independence Power Plant

10,875,345

0.16%

power plants

74

Air Products & chemicals Inc

10,870,171

0.16%

chemicals, power plants

75

Big Rivers Electric Corp

10,792,804

0.16%

power plants

76

Great River Energy

10,591,940

0.16%

power plants, other, waste

77

Public Service Enterprise Group (PSEG) Inc

10,566,296

0.16%

power plants, petroleum and natural gas systems, other

78

Pinnacle West Capital Corp

10,451,875

0.16%

power plants

79

Keystone Generating Station

10,391,728

0.15%

power plants

80

Southwestern Energy Co

10,271,682

0.15%

petroleum and natural gas systems

81

Occidental petroleum Corp

10,178,931

0.15%

power plants, chemicals, petroleum and natural gas systems, other

82

Marathon petroleum Co LP

9,897,757

0.15%

refineries

83

NV Energy

9,829,528

0.15%

power plants, other

84

Conemaugh Generating Station

9,780,720

0.15%

power plants

85

Allete Inc

9,706,645

0.14%

power plants

86

Seminole Electric Cooperative Inc

9,039,874

0.13%

power plants

87

Monongahela Power Company

8,643,856

0.13%

power plants

88

Tenaska Energy

8,281,336

0.12%

power plants

89

PDV Holding Inc (PDVSA)

7,936,959

0.12%

refineries, chemicals

90

Hoosier Energy Rec Inc

7,886,926

0.12%

power plants, petroleum and natural gas systems

91

Motiva Enterprises LLC

7,828,167

0.12%

refineries, chemicals

92

AK Steel Corp

7,809,929

0.12%

metals

93

Grand River Dam Authority

7,742,148

0.12%

power plants, other

94

Pleasants Power Station

7,632,222

0.11%

power plants

95

Salt River Project

7,597,117

0.11%

power plants, other, waste

96

Carmeuse Lime Inc

7,497,233

0.11%

minerals

97

Holcim (US) Inc

7,497,024

0.11%

minerals

98

Buckeye Power Co

7,451,578

0.11%

power plants

99

Calypso Energy Holdings LLC

7,394,016

0.11%

power plants

100

Nextera Energy Inc

7,370,762

0.11%

power plants, other

* Percentages are the parent corporation or entity's percentage of all 2011 U.S. greenhouse gas emissions, including electric power, transportation, industrial, commercial, residential, and agricultural emissions, the total of which is 6,708.3 million metric tons of CO2 equivalents according to the draft 2011 U.S. Inventory of Greenhouse Gas Emissions and Sinks.

The links from each parent name lead to an application that gives detailed facility and sector information about the company. You can also search for companies not on the Greenhouse 100. For more information on the data, see the technical notes.

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