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1. AGENCY: Environmental Protection Agency (EPA).

RULES: California,

EPA is taking final action to redesignate the Santa Barbara County area to attainment for the 1hour ozone National Ambient Air Quality Standard (NAAQS). EPA is also approving a 1hour ozone maintenance plan and motor vehicle emissions budgets as revisions to the Santa Barbara portion of the California State Implementation Plan (SIP).
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

2. Approval and Promulgation of Air Quality Implementation Plans; State of Oregon; Klamath Falls PM-10 Nonattainment Area

PROPOSED RULES: Oregon,

On November 4, 2002, the State of Oregon submitted a PM-10 maintenance plan for Klamath Falls to EPA for approval and concurrently requested that EPA redesignate the Klamath Falls nonattainment area to attainment for the National Ambient Air Quality Standard (NAAQS) for particulate matter with an aerodynamic diameter of less than ten micrometers
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

3. Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; 1-Hour

PROPOSED RULES: California,

EPA is proposing to redesignate the San Diego County area to attainment for the 1hour ozone National Ambient Air Quality Standard (NAAQS). EPA is also proposing to approve a 1hour ozone maintenance plan and motor vehicle emissions budgets as revisions to the San Diego portion of the California State Implementation Plan (SIP).
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

4. Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania; Redesignation of the Liberty Borough

PROPOSED RULES: Pennsylvania,

EPA is proposing to approve a request from the Commonwealth of Pennsylvania to redesignate the Liberty Borough area of Allegheny County, Pennsylvania (the Liberty Borough area) from nonattainment to attainment for the national ambient air quality standard (NAAQS) for particulate matter with an aerodynamic diameter less than or equal to a nominal
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

5. Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes: Ada

RULES: Idaho,

The Environmental Protection Agency (EPA or Agency) is taking final action to rescind its earlier finding that the PM10 standards promulgated on July 1, 1987 and the accompanying nonattainment designation and classification are no longer applicable in the Ada County/Boise, Idaho area, and simultaneously, approve a PM10 State
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

6. Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; 1-Hour

PROPOSED RULES: California,

EPA is proposing to redesignate the Santa Barbara County area to attainment for the 1hour ozone National Ambient Air Quality Standard (NAAQS). EPA is also proposing to approve a 1hour ozone maintenance plan and motor vehicle emissions budgets as revisions to the Santa Barbara portion of the California State Implementation Plan (SIP).
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

7. Approval and Promulgation of Air Quality Implementation Plans; State of Colorado; Fort Collins Carbon Monoxide

RULES: Colorado,

On August 9, 2002, the Governor of Colorado submitted a request to redesignate the Fort Collins ``moderate'' carbon monoxide (CO) nonattainment area to attainment for the CO National Ambient Air Quality Standard (NAAQS). The Governor also submitted a CO maintenance plan. With the maintenance plan, the Governor submitted revisions to Colorado's
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

8. Approval and Promulgation of Air Quality Implementation Plans; State of Oregon; Grants Pass PM-10 Nonattainment Area

RULES: Oregon,

On November 4, 2002, the State of Oregon submitted a PM-10 maintenance plan for Grants Pass to EPA for approval and concurrently requested that EPA redesignate the Grants Pass nonattainment area to attainment for the National Ambient Air Quality Standard (NAAQS) for particulate matter with an aerodynamic diameter of less than ten micrometers
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

9. Approval and Promulgation of Air Quality Implementation Plans and Designation of Areas for Air Quality Planning

RULES: Wisconsin,

The EPA is making a determination that Manitowoc and Door Counties in Wisconsin have attained the onehour ozone National Ambient Air Quality Standard (NAAQS), and we are approving the State of Wisconsin's request to redesignate Manitowoc and Door Counties to attainment for ground level ozone. In approving this redesignation request, we are also
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

10. Approval and Promulgation of Air Quality Implementation Plans; State of Colorado; Fort Collins Carbon Monoxide

PROPOSED RULES: Colorado,

On August 9, 2002, the Governor of Colorado submitted a request to redesignate the Fort Collins ``moderate'' carbon monoxide (CO) nonattainment area to attainment for the CO National Ambient Air Quality Standard (NAAQS). The Governor also submitted a CO maintenance plan. With the maintenance plan, the Governor submitted revisions to Colorado's
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

11. Approval and Promulgation of Air Quality Implementation Plans; State of Oregon; Grants Pass PM-10 Nonattainment Area

PROPOSED RULES: Oregon,

On November 4, 2002, the State of Oregon submitted a PM-10 maintenance plan for Grants Pass to EPA for approval and concurrently requested that EPA redesignate the Grants Pass nonattainment area to attainment for the National Ambient Air Quality Standard (NAAQS) for particulate matter with an aerodynamic diameter of less than ten micrometers
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

12. Approval and Promulgation of Air Quality Implementation Plans and Designation of Areas for Air Quality Planning

PROPOSED RULES: Wisconsin,

The EPA is proposing to make a determination that Manitowoc and Door Counties in Wisconsin have attained the onehour ozone National Ambient Air Quality Standard (NAAQS), and we are proposing to approve the State of Wisconsin's request to redesignate Manitowoc and Door Counties to attainment for ground level ozone. In proposing to approve this
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

13. Approval and Promulgation of State Implementation Plans and Designation of Areas for Air Quality Planning Purposes:

PROPOSED RULES: Idaho,

The Environmental Protection Agency (EPA, Agency, or we) proposes to rescind its earlier finding that the PM10 standards promulgated on July 1, 1987 and the accompanying nonattainment designation and classification are no longer applicable in the Ada County/Boise, Idaho area, and simultaneously, to approve a PM10 SIP
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

14. Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; Arizona

RULES: Arizona,

EPA is approving the maintenance plan for the Ajo area in Pima County, Arizona and granting the request submitted by the State to redesignate this area from nonattainment to attainment for the National Ambient Air Quality Standards (NAAQS) for sulfur dioxide
(SO2). Elsewhere in this Federal Register, we are proposing approval and
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

15. Approval and Promulgation of Implementation Plans and Designation of Areas; California--Indian Wells Valley PM-10

RULES: California,

EPA is finalizing approval pursuant to the Clean Air Act (CAA or the Act) of the moderate area plan and maintenance plan for the Indian Wells Valley planning area in California and redesignating the area from nonattainment to attainment for the National Ambient Air Quality Standards (NAAQS) for particulate matter with an aerodynamic diameter less
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

16. Approval and Promulgation of Air Quality Implementation Plans; West Virginia; Redesignation of the Follansbee

RULES: West Virginia,

EPA is taking direct final action to approve a request from the State of West Virginia to redesignate the Follansbee area of Brooke County, West Virginia (Follansbee area) from nonattainment to attainment for the national ambient air quality standards (NAAQS) for particulate matter with an aerodynamic diameter less than or equal to a nominal 10
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

17. Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; Arizona

PROPOSED RULES: Arizona,

EPA is proposing to approve the maintenance plan for the Ajo area in Arizona and grant the request submitted by the State to redesignate this area from nonattainment to attainment for the National Ambient Air Quality Standards for sulfur dioxide (SO2).
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

18. Approval and Promulgation of Implementation Plans, and Designation of Areas for Air Quality Planning Purposes; State

Part II: Environmental Protection Agency,

EPA has determined, in a separate rule published in today's Federal Register, that the St. Louis ozone nonattainment area (St. Louis area) has attained the onehour ozone National Ambient Air Quality Standard (NAAQS). The St. Louis ozone nonattainment area includes the Counties of Madison, Monroe, and St. Clair in Illinois and the Counties of
ENVIRONMENTAL PROTECTION AGENCY : Western Area Power Administration

19. Approval and Promulgation of Air Quality Implementation Plans; West Virginia; Redesignation of the Follansbee

PROPOSED RULES: West Virginia,

EPA proposes to approve a request from the State of West Virginia to redesignate the Follansbee area of Brooke County, West Virginia (Follansbee area) from nonattainment to attainment for the national ambient air quality standards (NAAQS) for particulate matter with an aerodynamic diameter less than or equal to a nominal 10 microns
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

20. Approval and Promulgation of Implementation Plans; State of Nevada; Designation of Areas for Air Quality Planning

RULES: Nevada,

On October 27, 2003, the State of Nevada requested EPA to redesignate the Lake Tahoe Nevada ``not classified'' carbon monoxide (CO) nonattainment area to attainment for the CO National Ambient Air Quality Standards (NAAQS) and submitted a CO maintenance plan for the area as a revision to the Nevada State Implementation Plan (SIP). In this action,
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

21. Determination of Attainment of Ozone Standard, St. Louis Area; Approval and Promulgation of Implementation Plans, and

Part II: Environmental Protection Agency,

EPA is determining that the St. Louis ozone nonattainment area (St. Louis area) has attained the 1hour ozone National Ambient Air Quality Standard (NAAQS). The St. Louis ozone nonattainment area includes the counties of Franklin, Jefferson, St. Charles, and St. Louis as well as St. Louis City in Missouri and the counties of Madison, Monroe, and
ENVIRONMENTAL PROTECTION AGENCY : Western Area Power Administration

22. AGENCY: Environmental Protection Agency (EPA).

RULES: Pennsylvania,

EPA is approving a request for Pennsylvania to redesignate the Liberty Borough area of Allegheny County, Pennsylvania (the Liberty Borough area) from nonattainment to attainment for the national ambient air quality standard (NAAQS) for particulate matter with an aerodynamic diameter less than or equal to a nominal 10 microns (PM10). EPA is
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

23. Redesignation and Approval and Promulgation of Indiana Implementation Plans

RULES: Indiana,

EPA is redesignating Lake County, Indiana, to attainment for particulate matter with a nominal aerodynamic diameter of 10 microns or less (PM10). EPA also approves Indiana's plan for continuing to attain the PM10 standards. Indiana requested these actions on September 25, 2002. In taking this action, EPA concludes that this
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

24. Approval and Promulgation of Implementation Plans; State of Nevada; Designation of Areas for Air Quality Planning

PROPOSED RULES: Air quality implementation plans; approval and promulgation; various State; designation of areas: ; Nevada,

On October 27, 2003, the State of Nevada requested EPA to redesignate the Lake Tahoe Nevada ``not classified'' carbon monoxide (CO) nonattainment area to attainment for the CO National Ambient Air Quality Standards (NAAQS) and submitted a CO maintenance plan for the area as a revision to the Nevada State Implementation Plan (SIP). In this action,
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

25. Approval and Promulgation of Air Quality Implementation Plans; Colorado; Designation of Areas for Air Quality Planning

RULES: Colorado,

EPA is taking direct final action to approve a State Implementation Plan (SIP) revision submitted by the Governor of the State of Colorado on November 9, 2001, for the purpose of redesignating the Aspen, Colorado area from nonattainment to attainment for particulate matter with an aerodynamic diameter less than or equal to a nominal 10 micrometers
ENVIRONMENTAL PROTECTION AGENCY : Environmental Protection Agency

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