1990 Mammoth Lakes PM10 SIP Categorías Topics Air Quality Plans Programs California State Implementation Plans Tipo Information Contact SIP Planning Staff Correo electrónico SIPPlanning@arb.ca.gov Teléfono (279) 208-7225 The following information concerns the Mammoth Lakes PM10 Plan.District DocumentsMammoth Lakes PM10 SIP (link to District website)EPA ActionsApproval - Direct Final Rule (61 FR 32341, eff. 8/23/96) 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