§ 1090.215 Gasoline RVP standards.
Except as specified in subpart G of this part and paragraph (c) of this section, all gasoline designated as summer gasoline or located at any location in the United States during the summer season is subject to a maximum RVP per-gallon standard in this section.
(a)
(1) Federal 9.0 psi maximum RVP per-gallon standard. Gasoline designated as summer gasoline or located at any location in the United States during the summer season must meet a maximum RVP per-gallon standard of 9.0 psi unless the gasoline is subject to one of the lower maximum RVP per-gallon standards specified in paragraphs (a)(2) through (5) of this section.
(2) Federal 7.8 maximum RVP per-gallon standard. Gasoline designated as 7.8 psi summer gasoline, or located in the following areas during the summer season, must meet a maximum RVP per-gallon standard of 7.8 psi:
Table 1 to Paragraph (a)(2)—Federal 7.8 psi RVP Areas
| Area designation | State | Counties |
|---|---|---|
| Denver-Boulder-Greeley-Ft. Collins-Loveland | Colorado | Adams Arapahoe, Boulder, Broomfield, Denver, Douglas, Jefferson, Larimer, 1 Weld. 2 |
| Reno | Nevada | Washoe. |
| Portland | Oregon | Clackamas (only the Air Quality Maintenance Area), Multnomah (only the Air Quality Maintenance Area), Washington (only the Air Quality Maintenance Area). |
| Salem | Oregon | Marion (only the Salem Area Transportation Study), Polk (only the Salem Area Transportation Study). |
| Beaumont-Port Arthur | Texas | Hardin, Jefferson, Orange. |
| Salt Lake City | Utah | Davis, Salt Lake. |