United States Government Publishing Office publisher pbl distributor dst United States National Archives and Records Administration Office of the Federal Register author aut Government Organization text government publication eng FR Regulatory Information 2010_register executive 2010-12-08 article Proposed Rules D09002ee1c8009888 D09002ee1c800992f United States Environmental Protection Agency originator org United States Government Agency or Subagency The EPA issued a final rule on November 12, 2008, (effective date January 12, 2009) that revised the primary and secondary National Ambient Air Quality Standards (NAAQS) for lead and associated monitoring requirements. On December 30, 2009, EPA proposed revisions to the lead monitoring requirements. As part of the proposed revisions, EPA proposed requiring monitoring near general aviation airports estimated to have lead emissions of 0.50 tons per year or greater. After the proposal was published, EPA completed a study of ambient lead concentrations near a general aviation airport which may be referenced by the EPA in preparing the final lead monitoring requirements. In addition, a final report on one of the studies relied on in the proposed rule has become available. This action announces the availability of these two studies in the Revision to Lead Ambient Air Monitoring Requirements docket (EPA-HQ-OAR-2006-0735). 75 FR 76336 https://www.govinfo.gov/app/details/FR-2010-12-08/2010-30849 2010-30849 fr08de10-32 6560-50-P EPA-HQ-OAR-2006-0735 FRL-9236-4 https://www.govinfo.gov/app/details/FR-2010-12-08/2010-30849 https://www.govinfo.gov/content/pkg/FR-2010-12-08/html/2010-30849.htm https://www.govinfo.gov/content/pkg/FR-2010-12-08/pdf/2010-30849.pdf Ambient Air Monitoring Air Pollution Control Environmental Protection Intergovernmental Relations Reporting and Recordkeeping Requirements 2 p. 76336 76337 75 FR 76336 Title 40 Part 58 40 CFR Part 58 Notice of Data Availability Regarding Two Studies of Ambient Lead Concentrations Near a General Aviation Airport; Federal Register Vol. 75, Issue PRORULE 2010-30849 ENVIRONMENTAL PROTECTION AGENCY EPA-HQ-OAR-2006-0735 FRL-9236-4 6560-50-P 2010-30849 Notice of Data Availability (NODA).

The EPA issued a final rule on November 12, 2008, (effective date January 12, 2009) that revised the primary and secondary National Ambient Air Quality Standards (NAAQS) for lead and associated monitoring requirements. On December 30, 2009, EPA proposed revisions to the lead monitoring requirements. As part of the proposed revisions, EPA proposed requiring monitoring near general aviation airports estimated to have lead emissions of 0.50 tons per year or greater. After the proposal was published, EPA completed a study of ambient lead concentrations near a general aviation airport which may be referenced by the EPA in preparing the final lead monitoring requirements. In addition, a final report on one of the studies relied on in the proposed rule has become available. This action announces the availability of these two studies in the Revision to Lead Ambient Air Monitoring Requirements docket (EPA-HQ-OAR-2006-0735).

For questions regarding the additional data, contact Kevin Cavender, Air Quality Assessment Division, C304-06, Environmental Protection Agency, U.S. EPA (C304-06), AQAD/AAMG, Research Triangle Park, NC 27711; telephone number: 919-541-2364; fax Ambient Air Monitoring Air Pollution Control Environmental Protection Intergovernmental Relations Reporting and Recordkeeping Requirements Two Studies of Ambient Lead Concentrations Near a General Aviation Airport; Data Availability , cavender.kevin@epa.gov http://www.epa.gov/fedrgstr/ http://www.epa.gov/otaq/aviation.htm http://www.regulations.gov Vol. 75, no. 235 Office of the Federal Register, National Archives and Records Administration 2010-12-08 continuing daily deposited born digital 369 p. Table of Contents: AE 2.7: GS 4.107: AE 2.106: KF70.A2 https://www.govinfo.gov/app/details/FR-2010-12-08 P0b002ee180b73349 0097-6326 0042-1219 0364-1406 769-004-00000-9 000582072 f:fr08de10 https://www.govinfo.gov/app/details/FR-2010-12-08 https://www.govinfo.gov/content/pkg/FR-2010-12-08/pdf/FR-2010-12-08.pdf https://www.govinfo.gov/content/pkg/FR-2010-12-08/xml/FR-2010-12-08.xml fdlp 76251 76609 DGPO 2010-12-08 2024-06-04 FR-2010-12-08 machine generated eng FR FR-2010-12-08 75 235