2003 Owens Valley PM10 SIP Revision Categorías Topics Air Quality Plans Programs California State Implementation Plans Tipo Information In November 2003, the Great Basin Unified Air Pollution Control District Board adopted revisions to the PM10 Attainment Demonstration SIP. The plan revises and documents compliance with the 1998 SIP.CARB DocumentsSubmittal Letter to U.S. EPA (2/27/2004)Executive Order (G-125-316)District DocumentsPlan Transmittal Letter to CARBResolutionOwens Valley Attainment Plan 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