2002 Kern County PM10 Attainment Demonstration, Maintenance Plan, and Redesignation Request Categorías Topics Air Quality Plans Programs California State Implementation Plans Tipo Information District DocumentsIndian Wells PM10 Nonattainment Area Maintenance Plan and Redesignation Request (September 5, 2002)U.S. EPA DocumentsApproval of PM10 Maintenance Plan for the Indian Wells Valley Nonattainment Area (68 FR 24368, eff. June 3, 2003) Related Resources 2026 Updates to Motor Vehicle Emissions Budgets for the San Joaquin Valley 75 parts per billion Ozone State Implementation Plan 2025 South Coast Air Basin Contingency Measure for the 2015 8-Hour Ozone Standard 2025 Updates to Motor Vehicle Emissions Budgets for California Ozone State Implementation Plans