NOTE: Dates or footnotes which are underlined are prescribed by the Administrator because the plan did not provide a specific date or the date provided was not acceptable. a. July 1975. b. 18-month extension granted. c. Air quality levels presently below secondary standards. [37 FR 10861, May 31, 1972, as amended at 37 FR 19808, Sept. 22, 1972; 38 FR 12702, May 14, 1973] Subpart N-Idaho SOURCE: 37 FR 10861, May 31, 1972, unless otherwise noted. § 52.670 Identification of plan. (a) Title of plan: "Idaho Air Quality Implementation Plan." (b) The plan was officially submitted on January 31, 1972. (c) Supplemental information was submitted on: (1) February 23 and April 12, 1972, by the Idaho Air Pollution Control Commission, and (2) March 2, May 5, and June 9, 1972, and February 15, 1973. [37 FR 10861, May 31, 1972, as amended at 37 FR 15082, July 27, 1972; 38 FR 12708, May 14, 1973] The Idaho plan was evaluated on the basis of the following classifications: (a) The Administrator hereby extends for 18 months the statutory timetable for submission of Idaho's plan for the attainment and maintenance of the secondary standards for sulfur oxides in the Idaho portion of the Eastern WashingtonNorthern Idaho Interstate Region and of the secondary standards for particulate matter in all regions in Idaho. (b) The Administrator hereby extends for 2 years the attainment date for the primary standards for sulfur oxides in the Idaho portion of the Eastern Washington-Northern Idaho Interstate Region. [37 FR 10861, May 31, 1972, as amended at 37 FR 15082, July 27, 1972] § 52.673 Approval status. With the exceptions set forth in this subpart, the Administrator approves Idaho's plan for the attainment and maintenance of the national standards. § 52.674 Legal authority. (a) The requirements of § 51.11(a) (6) of this chapter are not met since the authority to release emission data to the public could be precluded in certain circumstances by section 39-2924 of the Idaho Code Annotated. (b) Delegation of Authority: Pursuant to section 114 of the Act, Idaho requested a delegation of authority to enable it to collect, correlate, and release emission data to the public. The Administrator has determined that Idaho is qualified to receive a delegation of the authority it requested. Accordingly, the Administrator delegates to Idaho his authority under section 114(a) (1) and (2) and section 114(c) of the Act, i.e., authority to collect, correlate, and release emission data to the public. NOTE.-Footnotes which are underlined are prescribed by the Administrator because the plan does not provide a specific date. a. July 1975. b. Eighteen-month extension granted. c. Air quality levels presently below secondary standards. d. Five years from plan approval or promulgation. [37 FR 15083, July 27, 1972, as amended at 38 FR 12711, May 14, 1973] The Illinois plan was evaluated on the basis of the following classifications: § 52.722 Approval status. With the exceptions set forth in this subpart, the Administrator approves Illinois' plan for the attainment and maintenance of the national standards. § 52.723 Prevention of air pollution emergency episodes. (a) The requirements of § 51.16(b) of this chapter are not met since the criteria in the plan for sulfur dioxide and particulate matter product and carbon monoxide do not prevent reaching the "significant harm" levels established by the Administrator in § 51.16 (a) of this chapter. Also, no criteria levels were es tablished by the State for particulate matter, photochemical oxidants, and nitrogen dioxide. Rules 103 and 110, Part I, Chapter 3 of the Illinois Pollution Control Board Rules and Regulations, as amended on November 24, 1970, are disapproved. (b) The requirements of § 51.16 (c) of this chapter are not met since the plan requires emission control action programs from only certain types and sizes of sources of sulfur oxides and particulate matter and not for all sources emitting 100 tons per year or more of any pollutant for which a region is classified Pri Air quality control region Particulate the national standards for particulate matter and the secondary standards for sulfur oxides in the Illinois portion of the Metropolitan Chicago Interstate Region, is not applicable to residential and commercial buildings in the Chicago major metropolitan area which use solid fuel. [37 FR 15083, July 27, 1972] § 52.727 Attainment dates for national standards. The following table presents the latest dates by which the national standards are to be attained. These dates reflect the information presented in Illinois' plan, except where noted. Pollutant Sulfur oxides Nitrogen Carbon Photochemical oxidants Pri- Secon- Pri- Secon- dioxide monoxide (hydrocarbons) mary dary mary dary NOTE.-Footnotes which are underlined are proposed by the Administrator because of the date provided in the plan was not acceptable. a. Three years from plan approval or promulgation. b. Air quality levels presently below primary standards. c. Transportation and/or land use control strategy to be submitted no later than April 15, 1973. d. Transportation control strategy is to be submitted no later than February 15, 1973. [37 FR 15083, July 27, 1972, as amended at 38 FR 7326, Mar. 20, 1973] |