State Implementation Plans (SIP): Submissions that EPA has Found Adequate or Inadequate
For more information about adequacy review, return to the main adequacy page.
Note: This list is not a complete list of all SIPs that have been submitted to EPA. The table below only includes a list of those SIP submissions that EPA has found to be adequate or inadequate for transportation conformity purposes to date. This list does not include SIP submissions that are currently under adequacy review.
| Select a Region or State to review a list of SIPs | |
|---|---|
| Region 1: | Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont |
| Region 2: | New Jersey, New York, and the territories of Puerto Rico and the U.S. Virgin Islands |
| Region 3: | Delaware, the District of Columbia, Maryland, Pennsylvania, Virginia, and West Virginia |
| Region 4: | Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, and Tennessee |
| Region 5: | Illinois, Indiana, Michigan, Minnesota, Ohio, and Wisconsin |
| Region 6: | Arkansas, Louisiana, New Mexico, Oklahoma, Texas |
| Region 7: | Iowa, Kansas, Missouri, and Nebraska |
| Region 8: | Colorado, Montana, North Dakota, South Dakota, Utah, and Wyoming |
| Region 9: | Arizona, California, Hawaii, Nevada, and the territories of Guam and American Samoa |
| Region 10: | Alaska, Idaho, Oregon, and Washington |
For further information or assistance regarding this section of the Web site, contact Laura Berry at 734-214-4858 or [email protected].