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US Grid Emissions Factors

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The following table contains the average emissions factors for the year 2010 for each US state. Source: eGRID.

State

Average grid emissions factors

CO2

SO2

NOX

g/kWh

g/kWh

g/kWh

Alaska

493

0.18

1.47

Alabama

511

1.25

0.40

Arkansas

538

1.05

0.59

Arizona

496

0.30

0.50

California

232

0.06

0.08

Colorado

825

0.87

1.07

Connecticut

279

0.15

0.17

District of Columbia

1028

4.04

1.73

Delaware

698

2.44

0.73

Florida

557

0.69

0.37

Georgia

583

1.56

0.42

Hawaii

700

1.79

1.51

Iowa

737

1.80

0.74

Idaho

60

0.10

0.06

Illinois

487

1.05

0.37

Indiana

908

3.04

0.90

Kansas

754

0.86

0.94

Kentucky

940

2.51

0.85

Louisiana

508

0.98

0.71

Massachusetts

482

0.91

0.34

Maryland

612

0.72

0.45

Maine

219

0.26

0.25

Michigan

637

2.06

0.69

Minnesota

591

0.79

0.64

Missouri

832

2.44

0.61

Mississippi

510

0.94

0.51

Montana

678

0.79

0.70

North Carolina

536

0.86

0.38

North Dakota

887

3.28

1.45

Nebraska

660

1.61

0.94

New Hampshire

253

1.57

0.24

New Jersey

280

0.24

0.15

New Mexico

821

0.41

1.52

Nevada

478

0.21

0.35

New York

287

0.36

0.20

Ohio

800

3.76

0.70

Oklahoma

671

1.13

0.96

Oregon

183

0.26

0.18

Pennsylvania

532

1.66

0.54

Rhode Island

454

0.09

0.24

South Carolina

413

0.00

0.08

South Dakota

352

1.16

1.16

Tennessee

518

1.35

0.36

Texas

577

1.02

0.35

Utah

830

0.56

1.36

Virginia

471

1.20

0.50

Vermont

1

0.00

0.04

Washington

136

0.04

0.13

Wisconsin

707

1.66

0.51

West Virginia

893

1.24

0.60

Wyoming

948

1.28

1.20

US average

570

1.19

0.64

The following table contains the average marginal CO2 emissions factors for grid electricity in the US in the year 2010.

 

EPA region name

Marginal CO2 emissions factor

 

g/kWh

Region 1

Alaska Systems Coordinating Council

634

Region 2

Florida Reliability Coordinating Council

580

Region 3

Hawaiian Islands Coordinating Council

735

Region 4

Midwest Reliability Organization

915

Region 5

Northeast Power Coordinating Council

536

Region 6

Reliability First Corporation

836

Region 7

SERC Reliability Corporation

732

Region 8

Southwest Power Pool

704

Region 9

Texas Regional Entity

536

Region 10

Western Electricity Coordinating Council

553

US average

676

graphics_egrid-regions-map