Air quality related values (AQRVs) for Sierra Nevada Network (SIEN) parks: Effects from ozone; visibility reducing particles; and atmospheric deposition of acids, nutrients and toxics

Sullivan TJ. 2016. Air quality related values (AQRVs) for Sierra Nevada Network (SIEN) parks: Effects from ozone; visibility reducing particles; and atmospheric deposition of acids, nutrients and toxics. Natural Resource Report. NPS/SIEN/NRR—2016/1187. National Park Service. Fort Collins, Colorado

This report describes the Air Quality Related Values (AQRVs) of the Sierra Nevada Network (SIEN). AQRVs are those resources sensitive to air quality and include streams, lakes, soils, vegetation, fish and wildlife, and visibility. The SIEN parks that are included in the NPS Inventory and Monitoring (I&M) Program and discussed in this report are jointly-managed Sequoia and Kings Canyon National Parks (SEKI), Yosemite National Park (YOSE), and Devil’s Postpile National Monument (DEPO). SEKI and YOSE are Class I air quality areas, giving them a heightened level of protection against harm caused by poor air quality under the Clean Air Act (CAA). DEPO is a Class II area. Sullivan et al. (2011a, 2011b) and Kohut (2007) conducted risk assessments for acidification, eutrophication, and ozone (O3) for all of the SIEN parks; their results are described in this report. This report also describes air pollutant emissions and air quality in the SIEN, and their effects on AQRVs. The primary pollutants likely to affect AQRVs include nitrogen (N) and sulfur (S) compounds (nitrate [NO3-], ammonium [NH4+], and sulfate [SO42-]), ground-level O3, haze-causing particles, and airborne toxics. Background for this section can be found in Chapters 1-2 of “Air quality related values (AQRVs) in national parks: Effects from ozone; visibility reducing particles; and atmospheric deposition of acids, nutrients and toxics” (Sullivan 2016). File size: 3.1 MB

Type
Published Report
Authors
Sullivan, Timothy
Date of Issue
2016-04-05
Publisher
National Park Service
Units
NRSS , SIEN
Keywords
Acidification, Air Quality Related Values, Airborne Toxics, AQRV, Critical loads, Deposition, Emissions, Nitrogen, Ozone, Sulfur, Visibility
Subjects
Ecological Framework: Air and Climate | Air Quality | Ozone , Ecological Framework: Air and Climate | Air Quality | Wet and Dry Deposition , Ecological Framework: Air and Climate | Air Quality | Visibility and Particulate Matter , Ecological Framework: Air and Climate | Air Quality | Air Contaminants

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