2002 Kern County PM10 Attainment Demonstration, Maintenance Plan, and Redesignation Request Categories Topics Air Quality Plans Programs California State Implementation Plans Type 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 1994 State Strategy for the California SIP 2021 South Coast PM2.5 Redesignation Request and Maintenance Plan 2022 State Strategy for the State Implementation Plan (2022 State SIP Strategy)