(a) Purpose and scope. This section sets forth the applicable State implementation plan for Delaware under section 110 of the Clean Air Act, 42 U.S.C. 7410, and 40 CFR part 51 to meet national ambient air quality standards.

(b) Incorporation by reference. (1) Material listed as incorporated by reference in paragraphs (c) and (d) was approved for incorporation by reference by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. The material incorporated is as it exists on the date of the approval, and notice of any change in the material will be published in the Federal Register. Entries in paragraphs (c) and (d) of this section with EPA approval dates on or after July 1, 2013 will be incorporated by reference in the next update to the SIP compilation.

(2)(i) EPA Region III certifies that the rules/regulations provided by EPA at the addresses in paragraph (b)(3) of this section are an exact duplicate of the officially promulgated State rules/regulations which have been approved as part of the State implementation plan as of July 1, 2013.

(ii) EPA Region III certifies that the source-specific requirements provided by EPA at the addresses in paragraph (b)(3) of this section are an exact duplicate of the officially promulgated source specific requirements which have been approved in the notebook “40 CFR 52.420(d)—Source Specific Requirements” as part of the State implementation plan as of March 1, 2011. No additional revisions were made between March 1, 2011 and July 1, 2013.

(3) Copies of the materials incorporated by reference may be inspected at the EPA Region III Office at 1650 Arch Street, Philadelphia, PA 19103. For further information, call (215) 814-2108; the EPA, Air and Radiation Docket and Information Center, Room Number 3334, EPA West Building, 1301 Constitution Avenue NW., Washington, DC 20460. For further information, call (202) 566-1742; or at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html.

(c) EPA approved regulations.

(d) EPA-approved State source-specific requirements.

(e) EPA-approved non-regulatory and quasi-regulatory material.

The Delaware plan was evaluated on the basis of the following classifications:

EPA approves as a revision to the Delaware State Implementation Plan the 1990 base year emission inventories for the Delaware ozone nonattainment areas submitted by the Secretary of the Department of Natural Resources and Environmental Control on May 27, 1994. This submittal consists of the 1990 base year point, area, non-road mobile, biogenic and on-road mobile source emission inventories in area for the following pollutants: volatile organic compounds (VOC), carbon monoxide (CO), and oxides of nitrogen (NOX).

(a) [Reserved]

(b) EPA approves as a revision to the Delaware State Implementation Plan the 2002 base year emissions inventories for the Delaware portion of the Philadelphia 1997 8-hour ozone moderate nonattainment area submitted by the Secretary of the Department of Natural Resources and Environmental Control on June 13, 2007. This submittal consists of the 2002 base year point, area, non-road mobile, and on-road mobile source inventories in area for the following pollutants: Volatile organic compounds (VOC), carbon monoxide (CO) and nitrogen oxides (NOX).

(c) EPA approves as a revision to the Delaware State Implementation Plan for the 2002 base year emissions inventory for the Delaware 1997 annual fine particulate matter (PM2.5) nonattainment area submitted by the Delaware Department of Natural Resources and Environmental Control on April 3, 2008. The 2002 base year emissions inventory includes emissions estimates that cover the general source categories of point sources, non-road mobile sources, area sources, on-road mobile sources, and biogenic sources. The pollutants that comprise the inventory are nitrogen oxides (NOX), volatile organic compounds (VOCs), PM2.5, coarse particles (PM10), ammonia (NH3), and sulfur dioxide (SO2).

(d) EPA approves as a revision to the Delaware State Implementation Plan the comprehensive emissions inventory for the Delaware portion of the Philadelphia-Wilmington, PA-NJ-DE 2006 24-hour fine particulate matter (PM2.5) nonattainment area submitted by the Delaware Department of Natural Resources and Environmental Control on December 12, 2012. The 2007 year emissions inventory includes emissions estimates that cover the general source categories of point sources, non-road mobile sources, area sources, on-road mobile sources, and biogenic sources for New Castle County, Delaware. The pollutants that comprise the inventory are nitrogen oxides (NOX), volatile organic compounds (VOCs), PM2.5, ammonia (NH3), and sulfur dioxide (SO2).

(a)-(d) [Reserved]

(a) Based upon EPA's review of the air quality data for the 3-year period 2008 to 2010, EPA determined that Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE 8-hour ozone moderate nonattainment area (the Philadelphia Area) attained the 1997 8-hour ozone National Ambient Air Quality Standard (NAAQS) by the applicable attainment date of June 15, 2011. Therefore, EPA has met the requirement pursuant to CAA section 181(b)(2)(A) to determine, based on the area's air quality as of the attainment date, whether the area attained the standard. EPA also determined that the Philadelphia Area nonattainment area will not be reclassified for failure to attain by its applicable attainment date under section 181(b)(2)(A).

(b) Based upon EPA's review of the air quality data for the 3-year period 2007 to 2009, EPA determined that the Philadelphia-Wilmington, PA-NJ-DE fine particle (PM2.5) nonattainment area attained the 1997 annual PM2.5 National Ambient Air Quality Standard (NAAQS) by the applicable attainment date of April 5, 2010. Therefore, EPA has met the requirement pursuant to CAA section 179(c) to determine, based on the area's air quality as of the attainment date, whether the area attained the standard. EPA also determined that the Philadelphia-Wilmington, PA-NJ-DE PM2.5 nonattainment area is not subject to the consequences of failing to attain pursuant to section 179(d).

(a) EPA fully approves, as a revision to the Delaware State Implementation Plan, the 15 Percent Rate of Progress Plan for the Delaware portion of the Philadelphia-Wilmington-Trenton severe ozone nonattainment, namely Kent and New Castle Counties, submitted by the Secretary of Delaware Department of Natural Resources and Environmental Control on February 17, 1995.

(b)(1) EPA approves revisions to the Delaware State Implementation Plan consisting of the Post 1996 ROP plans for milestone years 1999, 2002, and 2005 for the Delaware portion of the Philadelphia-Wilmington-Trenton severe ozone nonattainment area, namely Kent and New Castle Counties. These revisions were submitted by the Secretary of Delaware Department of Natural Resources and Environmental Control on December 29, 1997, and revised on June 17, 1999, February 3, 2000, and December 20, 2000.

(2) EPA approves Delaware's contingency plans for failure to meet ROP in the Delaware portion of the Philadelphia-Wilmington-Trenton severe ozone nonattainment area, namely Kent and New Castle Counties, for milestone years 1999, 2002 and 2005. These revisions were submitted by the Secretary of Delaware Department of Natural Resources and Environmental Control on December 29, 1997, June 17, 1999, February 3, 2000, and December 20, 2000.

(c) EPA approves the attainment demonstration SIP for the Philadelphia-Wilmington-Trenton area submitted by the Secretary of the Delaware Department of Natural Resources and Environmental Control on May 22, 1998, and amended October 8, 1998, January 24, 2000, December 20, 2000, and October 9, 2001 including its RACM analysis and determination. EPA is approving the enforceable commitments made to the attainment plan for the Philadelphia-Wilmington-Trenton severe ozone nonattainment area submitted by the Secretary of Delaware Department of Natural Resources and Environmental Control on January 24, 2000 and December 20, 2000. The enforceable commitments are to:

(1) Submit measures by October 31, 2001 for additional emission reductions as required in the attainment demonstration test, and to revise the SIP and motor vehicle emissions budgets by October 31, 2001 if the additional measures affect the motor vehicle emissions inventory,

(2) [Reserved]

(3) Perform a mid-course review by December 31, 2003.

(d) EPA is approving the following mobile budgets, explicitly quantified as sub-budgets for each of Kent and New Castle Counties, of the Post 1996 ROP Plans and the 1-Hour Ozone Attainment Demonstration Plan:

(1)-(2) [Reserved]

(e) EPA approves Delaware's revised 2005 VOC and NOX motor vehicle emission budgets for the 1-hour ozone attainment plan for the Delaware portion of the Philadelphia-Wilmington-Trenton severe ozone nonattainment area as a SIP revision. The revisions were submitted by the Delaware Department of Natural Resources and Environmental Control on September 2, 2003. Submittal of these revised MOBILE6-based motor vehicle emissions budgets was a requirement of EPA's approval of the attainment demonstration under paragraph (c) of this section.

(f) Based upon EPA's review of the air quality data for the 3-year period 2003 to 2005, EPA has determined that the Philadelphia-Wilmington-Trenton severe 1-hour ozone nonattainment area attained the 1-hour ozone NAAQS by the applicable attainment date of November 15, 2005. EPA also has determined that the Philadelphia-Wilmington-Trenton severe 1-hour ozone nonattainment area is not subject to the imposition of the section 185 penalty fees.

(g) EPA approves revisions to the Delaware State Implementation Plan consisting of the 2008 reasonable further progress (RFP) plan, reasonably available control measures, and contingency measures for the Delaware portion of the Philadelphia 1997 8-hour ozone moderate nonattainment area submitted by the Secretary of the Department of Natural Resources and Environmental Control on June 13, 2007.

(h) EPA approves the following 2008 RFP motor vehicle emissions budgets (MVEBs) for the Delaware portion of the Philadelphia 1997 8-hour ozone moderate nonattainment area submitted by the Secretary of the Department of Natural Resources and Environmental Control on June 13, 2007:

(i) Determination of attainment. EPA has determined, as of March 26, 2012, that based on 2008 to 2010 ambient air quality data, Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE 8-hour ozone moderate nonattainment area has attained the 1997 8-hour ozone NAAQS. This determination, in accordance with 40 CFR 51.918, suspends the requirements for this area to submit an attainment demonstration, associated reasonably available control measures, a reasonable further progress plan, contingency measures, and other planning SIPs related to attainment of the standard for as long as this area continues to meet the 1997 annual 8-hour ozone NAAQS.

On March 24, 1994 the Delaware Department of Natural Resources & Environmental Control submitted a plan for the establishment and implementation of a Photochemical Assessment Monitoring Stations (PAMS) Program as a state implementation plan (SIP) revision, as required by section 182(c)(1) of the Clean Air Act. EPA approved the Photochemical Assessment Monitoring Stations (PAMS) Program on September 11, 1995 and made it part of the Delaware SIP. As with all components of the SIP, Delaware must implement the program as submitted and approved by EPA.

(a) [Reserved]

(b) Regulation for preventing significant deterioration of air quality. The provisions of 52.21(p) are hereby incorporated and made a part of the applicable State plan for the State of Delaware.

(c) All applications submitted as of that date and supporting information required pursuant to § 52.21 from sources located in the State of Delaware shall be submitted to: Delaware Department of Natural Resources and Environmental Control, Air Resources Section, Division of Environmental Control, 89 Kings Highway, P.O. Box 1401, Dover, Delaware 19901.

(a)(1) The owner and operator of each source located within the State of Delaware and for which requirements are set forth under the Federal CAIR NOX Annual Trading Program in subparts AA through II of part 97 of this chapter must comply with such applicable requirements. The obligation to comply with these requirements in part 97 of this chapter will be eliminated by the promulgation of an approval by the Administrator of a revision to the Delaware State Implementation Plan (SIP) as meeting the requirements of CAIR for PM2.5 relating to NOX under § 51.123 of this chapter, except to the extent the Administrator's approval is partial or conditional or unless such approval is under § 51.123(p) of this chapter.

(2) Notwithstanding any provisions of paragraph (a)(1) of this section, if, at the time of such approval of the State's SIP, the Administrator has already allocated CAIR NOX allowances to sources in the State for any years, the provisions of part 97 of this chapter authorizing the Administrator to complete the allocation of CAIR NOX allowances for those years shall continue to apply, unless the Administrator approves a SIP provision that provides for the allocation of the remaining CAIR NOX allowances for those years.

(b)(1) The owner and operator of each NOX source located within the State of Delaware and for which requirements are set forth under the Federal CAIR NOX Ozone Season Trading Program in subparts AAAA through IIII of part 97 of this chapter must comply with such applicable requirements. The obligation to comply with these requirements in part 97 of this chapter will be eliminated by the promulgation of an approval by the Administrator of a revision to the Delaware State Implementation Plan (SIP) as meeting the requirements of CAIR for ozone relating to NOX under § 51.123 of this chapter, except to the extent the Administrator's approval is partial or conditional or unless such approval is under § 51.123(ee) of this chapter.

(2) Notwithstanding any provisions of paragraph (b)(1) of this section, if, at the time of such approval of the State's SIP, the Administrator has already allocated CAIR NOX Ozone Season allowances to sources in the State for any years, the provisions of part 97 of this chapter authorizing the Administrator to complete the allocation of CAIR NOX Ozone Season allowances for those years shall continue to apply, unless the Administrator approves a SIP provision that provides for the allocation of the remaining CAIR NOX Ozone Season allowances for those years.

(c) Notwithstanding any provisions of paragraphs (a) and (b) of this section and subparts AA through II and AAAA through IIII of part 97 of this chapter to the contrary:

(1) With regard to any control period that begins after December 31, 2014,

(i) The provisions in paragraphs (a) and (b) of this section relating to NOX annual or ozone season emissions shall not be applicable; and

(ii) The Administrator will not carry out any of the functions set forth for the Administrator in subparts AA through II and AAAA through IIII of part 97 of this chapter; and

(2) The Administrator will not deduct for excess emissions any CAIR NOX allowances or CAIR NOX Ozone Season allowances allocated for 2015 or any year thereafter;

(3) By March 3, 2015, the Administrator will remove from the CAIR NOX Allowance Tracking System accounts all CAIR NOX allowances allocated for a control period in 2015 and any subsequent year, and, thereafter, no holding or surrender of CAIR NOX allowances will be required with regard to emissions or excess emissions for such control periods; and

(4) By March 3, 2015, the Administrator will remove from the CAIR NOX Ozone Season Allowance Tracking System accounts all CAIR NOX Ozone Season allowances allocated for a control period in 2015 and any subsequent year, and, thereafter, no holding or surrender of CAIR NOX Ozone Season allowances will be required with regard to emissions or excess emissions for such control periods.

(a) The owner and operator of each SO2 source located within the State of Delaware and for which requirements are set forth under the Federal CAIR SO2 Trading Program in subparts AAA through III of part 97 of this chapter must comply with such applicable requirements. The obligation to comply with these requirements in part 97 of this chapter will be eliminated by the promulgation of an approval by the Administrator of a revision to the Delaware State Implementation Plan as meeting the requirements of CAIR for PM2.5 relating to SO2 under § 51.124 of this chapter, except to the extent the Administrator's approval is partial or conditional or unless such approval is under § 51.124(r) of this chapter.

(b) Notwithstanding any provisions of paragraph (a) of this section and subparts AAA through III of part 97 of this chapter and any State's SIP to the contrary:

(1) With regard to any control period that begins after December 31, 2014,

(i) The provisions of paragraph (a) of this section relating to SO2 emissions shall not be applicable; and

(ii) The Administrator will not carry out any of the functions set forth for the Administrator in subparts AAA through III of part 97 of this chapter; and

(2) The Administrator will not deduct for excess emissions any CAIR SO2 allowances allocated for 2015 or any year thereafter.

(a) On January 11, 1993, the Director of the Delaware Department of Natural Resources and Environmental Control submitted a plan for the establishment and implementation of a Small Business Stationary Source Technical and Environmental Compliance Assistance Program as a State Implementation Plan revision, as required by title V of the Clean Air Act. EPA approved the Small Business Stationary Source Technical and Environmental Compliance Assistance Program on May 17, 1994, and made it a part of the Delaware SIP. As with all components of the SIP, Delaware must implement the program as submitted and approved by EPA.

(a) This section identifies the original “Air Implementation Plan for the State of Delaware” and all revisions submitted by Delaware that were federally approved prior to July 1, 1998. The information in this section is available in the 40 CFR, part 52 edition revised as of July 1, 1999, the 40 CFR, part 52, Volume 1 of 2 (§§ 52.01 to 52.1018) editions revised as of July 1, 2000 through July 1, 2011, and the 40 CFR, part 52, Volume 1 of 3 (§§ 52.01 to 52.1018) editions revised as of July 1, 2012.

(b) [Reserved]