The National Energy
Modeling System: An Overview 2003
| Figure 1.Census Divisions
|
| Division 1 | Division 3 | Division 5 | Division 7 | Division 9 |
| New England | East North Central | South Atlantic | West South Central | Pacific |
| Connecticut | Illinois | Delaware | Arkansas | Alaska |
| Maine | Indiana | District of Columbia | Louisiana | California |
| Massachusetts | Michigan | Floprida | Oklahoma | Hawaii |
| New Hampshire | Ohio | Georgia | Texas | Oregon |
| Rhode Island | Wisconsin | Maryland | Washington | |
| Vermont | North Carolina | Division 8 | ||
| Division 4 | South Carolina | Mountain | ||
| Division 2 | West North Central | Virginia | Arizona | |
| Middle Atlantic | Iowa | West Virginia | Colorado | |
| New Jersey | Kansas | Idaho | ||
| New York | Minnesota | Division 6 | Montana | |
| Pennsylvania | Missouri | East South Central | Nevada | |
| Nebraska | Alabama | New Mexico | ||
| North Dakota | Kentucky | Utah | ||
| South Dakota | Mississippi | Wyoming | ||
| Tennessee |