Overview Edit

The Air Resources Information System (ARIS) provides information on parks and wilderness areas managed by the National Park Service (NPS) and the U.S. Fish and Wildlife Service (FWS) as well as Inventory & Monitoring (I&M) networks. ARIS identifies air quality related values for Class I air quality areas and provides guidance on analysis for evaluating impacts to air quality related values. ARIS maintains information for 48 NPS Class I areas and 21 FWS Class I areas. In addition, ARIS provides air quality information for 32 Vital Signs I&M Networks that contain national parks with significant natural resources.

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