{"data":{"id":"us/40-cfr-52.170","jurisdiction":"us","citation":"40 CFR 52.170","heading":"Identification of plan.","body":"(a) Purpose and scope. This section sets forth the applicable State Implementation Plan (SIP) for Arkansas 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.\n(b) Incorporation by reference. (1) Material listed in paragraphs (c) and (d) of this section with an EPA approval date prior to December 1, 2005, 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. Material is incorporated 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 after December 1, 2005, will be incorporated by reference in the next update to the SIP compilation.\n(2) EPA Region 6 certifies that the rules/regulations provided by EPA in the SIP compilation at the addresses in paragraph (b)(3) of this section are an exact duplicate of the officially promulgated State rules/regulations that have been approved as part of the State implementation plan as of December 1, 2005.\n(3) Copies of the materials incorporated by reference may be inspected at https://www.epa.gov/sips-ar or the Environmental Protection Agency, Region 6, 1201 Elm Street, Suite 500, Dallas, Texas 75270-2102. If you wish to obtain material from the EPA Regional Office, please call (800) 887-6063 or (214) 665-2760.\n(c) EPA approved regulations.\nEPA-Approved Regulations in the Arkansas SIP\nState citation Title/subject State submittal/ effective date EPA approval date Explanation\nTitle 8. Environmental Law\nChapter I. Arkansas Pollution Control and Ecology Commission, Department of Energy and Environment\nSubchapter B. Administration\nPart 12. Permit Fee Rules\nSubpart 1. General Provisions\n8 CAR Section 12-101 Title 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-102 Purpose 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-103 Definitions 2/4/2025 1/26/2026, 91 FR 3037 The Arkansas SIP does NOT include the definitions of “Category”, “Certificate”, “Confined Animal Operation”, “Discretionary Major Facility”, “Evaluation”, “Laboratory”, “Major Municipal Facility”, “Non-Municipal Major Facility”, “Parameter”, and “Program”.\n8 CAR Section 12-104 Applicability 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-105 Severability 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 2. Permit Fee Payment\n8 CAR Section 12-201 Permit fee payment 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-202 Refunds 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 4. Air Permit Fees\n8 CAR Section 12-401 Applicability 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-402 Terms used in fee formulas 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-403 Initial fees 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-404 Annual fees 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-405 Modification fees 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-406 Administrative permit amendments and renewal permits 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-407 General permits 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-408 Permit fees for certain small business subject to part 70 permitting requirements 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 8. Administrative Procedures\n8 CAR Section 12-801 Division review of fees 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-802 Appeals 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 12-803 Effective date 2/4/2025 1/26/2026, 91 FR 3037\nSubchapter D. Air Quality\nPart 41: Rules of the Arkansas Plan of Implementation for Air Pollution Control\nSubpart 1: Title, Intent and Purpose Definitions\n8 CAR Section 41-101 Title 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-102 Applicability 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-103 Intent and construction 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-104 Severability 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-105 Incorporation by reference 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-106 Definitions 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 2. Protection of the National Ambient Air Quality Standards\n8 CAR Section 41-201 Purpose 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-202 Division responsibilities 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-203 Regulated sources responsibilities 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-204 Delegated federal programs 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 3. Minor Source Review\n8 CAR Section 41-301 General applicability 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-302 Approval criteria 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-303 Owner/operator's responsibilities 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-304 Required information 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-305 Action on application 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-306 Public participation 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-307 Permit amendments 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-308 Exemption from permitting 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-309 [Reserved] 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-310 Permit revocation and cancellation 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-311 General permits 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-312 Dispersion modeling 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-313 Confidentiality 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-314 Operational flexibility—Applicant's duty to apply for alternative scenarios 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-315 Changes resulting in no emissions increases 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-316 Permit flexibility 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-317 Registration 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 4. General Emissions Limitations Applicable to Equipment\n8 CAR Section 41-401 Purpose 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-402 General rules 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-403 Visible emission rules 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-404 Stack height/dispersion rules 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-405 Revised emissions limitation 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 5. Upset and Emergency Conditions\n8 CAR Section 41-501 Upset conditions 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 6. Sampling, Monitoring, and Reporting Requirements\n8 CAR Section 41-601 Purpose 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-602 Air emissions sampling 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-603 Continuous emissions monitoring 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-604 Notice of completion 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-605 Recordkeeping and reporting requirements 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-606 Public availability of emissions data 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 8. Prevention of Significant Deterioration Rules of the Arkansas Plan of Implementation for Air Pollution Control\n8 CAR Section 41-801 Title 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-802 Purposes 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-803 Definitions 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-804 Adoption of rules 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 9. Rules for the Control of Volatile Organic Compounds in Pulaski County\n8 CAR Section 41-901 Title 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-902 Purpose 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-903 Definitions 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-904 [Reserved] 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-905 Provisions for specific processes 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 10. Major Source Permitting Procedures\n8 CAR Section 41-1001 Permitting procedure for part 70 source 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 12. Stage 1 Vapor Recovery\n8 CAR Section 41-1201 Purpose 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-1202 Applicability 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-1203 Definitions 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-1204 Exemptions 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-1205 Prohibited activities 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-1206 Recordkeeping 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-1207 Inspections 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-1208 Vapor recovery systems 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-1209 Gasoline delivery vessels 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-1210 Owner/operator responsibility 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-1211 Test methods 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 41-1212 Effective date 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 13. [Reserved]\nSubpart 14. Best Available Retrofit Technology\nCAR Section 41-1401 Purpose 2/4/2025 1/26/2026, 91 FR 3037\nCAR Section 41-1402 Definitions 2/4/2025 1/26/2026, 91 FR 3037\nCAR Section 41-1403 [Reserved] 2/4/2025 1/26/2026, 91 FR 3037\nCAR Section 41-1404 [Reserved] 2/4/2025 1/26/2026, 91 FR 3037\nCAR Section 41-1405 Best available retrofit technology requirements 2/4/2025 1/26/2026, 91 FR 3037\nCAR Section 41-1406 Compliance provisions 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 15. [Reserved]\nSubpart 17. Effective Date\n8 CAR Section 41-1701 Effective Date 2/4/2025 1/26/2026, 91 FR 3037\nAppendix A: Insignificant Activities List\n8 CAR Section 41, Appendix A Insignificant Activities List 2/4/2025 1/26/2026, 91 FR 3037\nAppendix B: National Ambient Air Quality Standards List\n8 CAR Section 41, Appendix B National Ambient Air Quality Standards List 2/4/2025 1/26/2026, 91 FR 3037\nPart 42. Rules of the Arkansas Operating Air Permit Program\nSubpart 2. Requirement for a Permit—Applicability\n8 CAR Section 42-201 Requirement for a permit 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 42-202 Sources subject to permitting 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 3. Applications for Permits\n8 CAR Section 42-301 Duty to apply 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 42-302 Standard application form and required information 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 42-307 Complete application 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 42-309 Applicant's duty to supplement or correct application 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 42-310 Certification by responsible official 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 4. Action on Applications\n8 CAR Section 42-401 Action on part 70 permit applications 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 42-402 Final action on permit application 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 5. Permit Review by the Public, Affected States, and the Environmental Protection Agency\n8 CAR Section 42-501 Applicability 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 42-502 Public participation 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 42-503 Transmission of permit information to the Administrator of the Environmental Protection Agency 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 42-504 Review of draft permit by affected states 2/4/2025 1/26/2026, 91 FR 3037\nPart 43. Nonattainment New Source Review Requirements\nSubpart 1. General Provisions\n8 CAR Section 43-101 Title 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-102 Applicability 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-103 Severability 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-104 Definitions 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 2. Preconstruction Review\n8 CAR Section 43-201 Requirement for a permit 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-202 Required information 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-203 Approval criteria 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-204 Offsets 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-205 Zones targeted for economic development 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-206 Control technology information 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-207 Approval to construct 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-208 Applicability to attainment or unclassifiable areas 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-209 Applicability of other rules 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 3. Applicability Tests\n8 CAR Section 43-301 Actual-to-projected-actual applicability test 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-302 Actual-to-potential test 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-303 [Reserved] 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-304 [Reserved] 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-305 Emission baseline credits 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-306 Relaxation of limitations 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-307 Modification to existing units 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-308 Public availability of information 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-309 Applicability to nitrogen oxides 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-310 Offset requirements 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-311 PM10 precursors 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 4. [Reserved]\nSubpart 5. [Reserved]\nSubpart 6. [Reserved]\nSubpart 7. Actual PALs\n8 CAR Section 43-701 Applicability 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-702 Definitions 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-703 Permit application requirements 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-704 General requirements for establishing PALs 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-705 Public participation requirement for PALs 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-706 Setting the ten-year actuals PAL level 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-707 Contents of the PAL permit 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-708 Reopening of the PAL permit 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-709 PAL effective period 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-710 Expiration of a PAL 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-711 Renewal of a PAL 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-712 Increasing a PAL during the PAL effective period 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-713 Monitoring requirements for PALs 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-714 Recordkeeping requirements 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-715 Reporting and notification requirements 2/4/2025 1/26/2026, 91 FR 3037\n8 CAR Section 43-716 Transition requirements 2/4/2025 1/26/2026, 91 FR 3037\nSubpart 8. Effective Date\n8 CAR Section 43-801 Effective date 2/4/2025 1/26/2026, 91 FR 3037\n(d) EPA-approved State source-specific requirements.\nEPA-Approved Arkansas Source-Specific Requirements\nName of source Permit or Order No. State approval/ effective date EPA approval date Comments\nArkansas Electric Cooperative Corporation Carl E. Bailey Generating Station Administrative Order LIS No. 18-071 8/7/2018 9/27/2019, 84 FR 51033 Unit 1.\nArkansas Electric Cooperative Corporation John L. McClellan Generating Station Administrative Order LIS No. 18-071 8/7/2018 9/27/2019, 84 FR 51033 Unit 1.\nSouthwestern Electric Power Company Flint Creek Power Plant Administrative Order LIS No. 18-072 8/7/2018 9/27/2019, 84 FR 51033 Unit 1.\nEntergy Arkansas, Inc. Lake Catherine Plant Administrative Order LIS No. 18-073 8/7/2018 9/27/2019, 84 FR 51033 Unit 4.\nEntergy Arkansas, Inc. White Bluff Plant Administrative Order LIS No. 18-073 8/7/2018 9/27/2019, 84 FR 51033 Units 1, 2, and Auxiliary Boiler.\nEntergy Arkansas, Inc. Independence Plant Administrative Order LIS No. 18-073 8/7/2018 9/27/2019, 84 FR 51033 Units 1 and 2.\nDomtar Ashdown Mill Permit #0287-AOP-R22 8/1/2019 3/22/2021, 86 FR 15104 Approval of plantwide conditions 32 to 43 of section VI from the permit, addressing emission limits for SO2, NOX, and PM10 and conditions for implementing the BART alternative for Power Boilers No. 1 and 2.\n(e) EPA-approved nonregulatory provisions and quasi-regulatory measures.\nEPA-Approved Statutes in the Arkansas SIP\nState citation Title/subject State submittal/ effective date EPA approval date Explanation\nArkansas Water and Air Pollution Control Act—Part I\n82.1901 Title of Act 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82.1902 Definitions 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82.1903 Pollution Control Commission 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82.1904 Powers and Duties of Commission 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82.1905 Persons Operating Disposal System—Furnishing Information and Permitting Examinations and Surveys 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82.1906 Hearing Before Commission or Member—Appeal Procedure 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82.1907 Co-operation with Agency of Another State or United States 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82.1908 Actions Declared Public Nuisance—Permit to Construct, Make Changes in or Operate Disposal System—Submission of Plans 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82.1909 Violation of Act a Misdemeanor—Pollution a Nuisance—Abatement 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\nArkansas Environmental Permit Fees Act (Act 817 of 1983)\n82-1916 thru 82-1921 Permit Fees Act 12/16/1985 11/12/1986, 51 FR 40975 Ref 522.200(c)(24).\nArkansas Water and Air Pollution Control Act—Part II\n82-1931 Air Pollution-State Policy 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82-1932 Purpose of Act 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82-1933 Definitions 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82-1934 Exemptions 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82-1935 Powers of Commission 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82-1936 Factors in Exercise of Commission Powers 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82-1937 Industrial Secrets Confidential—Revealing a Misdemeanor 11/25/1985 8/4/1986, 51 FR 27840 Ref 52.200(c)(23).\n82-1938 Unlawful Acts 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82-1939 Variance from Regulations 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82-1940 Application of Water Pollution Provisions 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82-1941 Political Subdivision Forbidden to Legislate on Air Pollution 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82-1942 Radiation Control Law Not Amended or Repealed—No Authority to Commission Over Employer-Employee Relationships 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\n82-1943 Private Rights Unchanged 1/28/1972 5/31/1972, 37 FR 10841 Ref 52.200(a) \u0026 (b).\nSmall Business Assistance Program Act (Act 251 of 1993)\nAct 251 SBAP Act 2/26/1993 3/8/1995, 60 FR 12691 Ref 52.200(c)(31).\nEPA-Approved Control Measures in the Arkansas SIP\nControl measures Applicable geographic or nonattainment area State submittal/ effective date EPA approval date Explanation\nAir Quality Surveillance Statewide 4/24/1980 8/6/1981, 46 FR 40005 Ref 52.200(c)(6) \u0026 (20).\nLead SIP Statewide 12/10/1979 4/16/1982, 47 FR 16328 Ref 52.200(c)(17).\nProtection of Visibility in Mandatory Class I Federal Areas Statewide 6/12/1985 2/10/1986, 51 FR 4910 Ref 52.200(c)(22).\nPart II of the Visibility Protection Plan Statewide 10/9/1987 7/21/1988, 53 FR 27514 Ref 52.200(c)(25).\nGood Engineering Practice Stack Height Regulations Statewide 6/1/1987 2/23/1989, 54 FR 7764 Ref 52.200(c)(26).\nSmall Business Stationary Source Technical and Environmental Compliance Assistance Program Statewide 11/6/1992 3/8/1995, 60 FR 12691 Ref 52.200(c)(31).\nEPA-Approved Non-Regulatory Provisions and Quasi-Regulatory Measures in the Arkansas SIP\nName of SIP provision Applicable geographic or nonattainment area State submittal/ effective date EPA approval date Explanation\nEmissions Inventory for Crittenden County Crittenden County 6/22/2007 1/15/2009, 74 FR 2383\n8-Hour Ozone Maintenance plan for the Crittenden County, Arkansas Area Crittenden, Shelby County 2/26/2009 3/24/2010, 75 FR 14077\nInterstate Transport for the 1997 ozone and PM2.5 NAAQS (Noninterference with measures required to protect visibility in any other State) Statewide 3/28/2008 3/12/2012, 77 FR 14604 Noninterference with measures required to protect visibility in any other State partially approved 3/12/2012.\nRegional Haze SIP Statewide 9/23/2008, 8/3/2010 3/12/2012, 77 FR 14604 The following portions are partially approved and partially disapproved:\n(a) Identification of affected Class I areas (a) Identification of best available retrofit technology (BART) eligible sources and subject to BART sources;\n(b) Determination of baseline and natural visibility conditions (b) requirements for best available retrofit technology (BART);\n(c) Determination of the Uniform Rate of Progress (c) the Arkansas Regional Haze Rule; and\n(d) Reasonable progress goal consultation and long term strategy consultation (d) Long Term Strategy. (See § 52.173(a)).\n(e) Coordination regional haze and reasonably attributable visibility impairment\n(f) Monitoring Strategy and other implementation requirements\n(g) Commitment to submit periodic Regional Haze SIP revisions and periodic progress reports describing progress towards the reasonable progress goals\n(h) Commitment to make a determination of the adequacy of the existing SIP at the time a progress report is submitted\n(i) Coordination with States and Federal Land Managers\n(j) The following best available retrofit technology (BART) determinations: PM BART determination for the AEP Flint Creek Plant Boiler No. 1; SO2 and PM BART determinations for the natural gas firing scenario for the Entergy Lake Catherine Plant Unit 4; PM BART determinations for both the bituminous and sub-bituminous coal firing scenarios for the Entergy White Bluff Plant Units 1 and 2; and PM BART determination for the Domtar Ashdown Mill Power Boiler No. 1\nInfrastructure for the 1997 Ozone NAAQS Statewide 12/17/2007 3/28/2008 8/20/2012, 77 FR 50033 Approval for CAA elements 110(a)(2)(A), (B), (E), (F), (G), (H), (K), (L), and (M). Approval for CAA elements 110(a)(2)(C), (D)(i)(II) (interfere with measures in any other state to prevent significant deterioration of air quality), (D)(ii), and (J) for the 1997 ozone NAAQS, except as it relates to Greenhouse Gas (GHG) emissions. The GHG PSD deficiency was addressed on April 2, 2013 (78 FR 19596).\nInfrastructure for the 1997 and 2006 PM2.5 NAAQS Statewide 3/28/2008, 9/16/2009, 12/1/2014 3/4/2015, 80 FR 11573 Approval for CAA elements 110(a)(2)(A), (B), (E), (F), (G), (H), (K), (L), and (M) on 8/20/2012, 77 FR 50033. Approval for PSD elements (C), (D)(i)(II) (interfere with measures in any other state to prevent significant deterioration of air quality), D(ii) and (J) on March 4, 2015 (80 FR 11573)\nInterstate transport for the 1997 ozone NAAQS (Noninterference with measures required to prevent significant deterioration of air quality in any other State) Statewide 4/5/2011 8/20/2012, 77 FR 50033 Approved except as it relates to GHGs. The GHG PSD deficiency was addressed on April 2, 2013 (78 FR 19596).\nInterstate transport for the 1997 and 2006 PM2.5 NAAQS (contribute to nonattainment or interfere with maintenance) Statewide 12/17/2007 9/16/2009 8/29/2013, 78 FR 53269\nCrittenden County Base Year Emission Inventory for the 2008 Ozone Standard Crittenden County 8/28/2015 1/13/2016, 81 FR 1884\n2008 8-hour ozone Redesignation Request, Maintenance Plan, and Clarification Letter for the Crittenden County portion of Memphis, TN-AR-MS Nonattainment Area Crittenden County portion of Memphis, TN-AR-MS Nonattainment Area 12/10/2015 4/25/2016, 81 FR 24030\nArkansas Regional Haze NOX SIP Revision Statewide 10/31/2017 2/12/2018, 83 FR 5927 Regional Haze SIP submittal addressing NOX BART requirements for Arkansas EGUs and reasonable progress requirements for NOX for the first implementation period.\nInfrastructure for the 2006 PM2.5 NAAQS Statewide 3/24/2017 2/14/2018, 83 FR 6470 Approval for 110(a)(2)(D)(ii).\nInfrastructure for the 2008 Pb NAAQS Statewide 3/24/2017 2/14/2018, 83 FR 6470 Approval for 110(a)(2)(A), (B), (C), (D), (E), (F), (G), (H), (J), (K), (L) and (M).\nInfrastructure for the 2008 O3 NAAQS Statewide 3/24/2017 2/14/2018, 83 FR 6470 Approval for 110(a)(2)(A), (B), (C), (D)(i) (portions pertaining and PSD), (D)(ii), (E), (F), (G), (H), (J), (K), (L) and (M).\nInfrastructure for the 2010 NO2 NAAQS Statewide 3/24/2017 2/14/2018, 83 FR 6470 Approval for 110(a)(2)(A), (B), (C), (D)(i)(portion pertaining to nonattainment interference with maintenance and PSD), (D)(ii), (E), (F), (G), (H), (J), (K), (L) and (M).\nInfrastructure for the 2010 SO2 NAAQS Statewide 3/24/2017 2/14/2018, 83 FR 6470 Approval for 110(a)(2)(A), (B), (C), (D)(i) (portion pertaining to PSD), (D)(ii), (E), (F), (G), (H), (J), (K), (L) and (M). Approval for 110(a)(2)(D)(i)(I) on 10/18/2019.\nInfrastructure for the 2012 PM2.5 NAAQS Statewide 3/24/2017 2/14/2018, 83 FR 6470 Approval for 110(a)(2)(A), (B), (C), (D)(i) (portion pertaining to PSD), (D)(ii), (E), (F), (G), (H), (J), (K), (L) and (M). Approval for 110(a)(2)(D)(i)(I) (significant contribution to nonattainment or interfere with maintenance in any other state) on 9/20/2018, 83 FR 47569.\nArkansas Regional Haze Phase II SIP Revision Statewide 8/8/2018 9/27/2019, 84 FR 51033 Regional Haze SIP revision addressing SO2 and PM BART requirements for Arkansas EGUs, NOX BART requirement for the White Bluff Auxiliary Boiler, reasonable progress requirements for SO2 and PM for the first implementation period, and the long-term strategy requirements. We are approving a portion of this SIP revision. There are two aspects of this SIP revision we are not taking action on at this time: (1) The interstate visibility transport requirements under section 110(a)(2)(D)(i)(II); and (2) the long-term strategy is approved with respect to sources other than the Domtar Ashdown Mill.\nArkansas SIP Review for the Five-Year Regional Haze Progress Report Statewide 6/2/2015 10/1/2019, 84 FR 51986\nInfrastructure for the 2015 O3 NAAQS Statewide 9/27/2019 2/12/2021, 86 FR 9290 Approval for 110(a)(2)(A), (B), (C), (D)(i) (portion pertaining to PSD), (D)(ii), (E), (F), (G), (H), (J), (K), (L) and (M).\nArkansas Regional Haze Phase III SIP Revision Statewide 8/13/2019 3/22/2021, 86 FR 15104 Approval of regional haze SIP revision pertaining to the Domtar Ashdown mill that addresses SO2, NOX, and PM10 BART alternative requirements under 40 CFR 51.308(e)(2); reasonable progress components under 40 CFR 51.308(d)(1); and long-term strategy components under 40 CFR 51.308(d)(3) for this facility.\nArkansas 2015 O3 NAAQS Interstate Transport SIP Revision Statewide 10/4/2019 3/22/2021, 86 FR 15104 Approval of visibility transport portion of this interstate transport SIP revision that addresses CAA section 110(a)(2)(D)(i)(II) for the following NAAQS: 2006 24-hour PM2.5 NAAQS; the 2012 annual PM2.5 NAAQS; the 2008 and 2015 eight-hour O3 NAAQS; the 2010 one-hour NO2 NAAQS; and the 2010 one-hour SO2 NAAQS.\nArkansas Regional Haze SO2 and PM SIP Revision Statewide 8/8/2018 3/22/2021, 86 FR 15104 Approval of visibility transport portion of this regional haze SIP revision, as supplemented by the Arkansas 2015 O3 NAAQS Interstate Transport SIP Revision.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 52—APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS","Subpart E—Arkansas"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"bcb1eaf9e4c874db95625da13b54e470996192e9c4ebecada4a85dd06407c136","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-52.153","next":"us/40-cfr-52.171"},"notice":"GroundRules: Original legal text. Not legal advice."}