Reports and information on Special Studies conducted as part of the CSN program can be found here.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Review of Sunset Organic and Elemental Carbon (OC and EC) Measurements During EPA's Sunset Carbon Evaluation Project (PDF)(65 pp, 4 MB, 5/2019)
- A Guide to Running and Maintaining the Sunset Laboratory Semi-Continuous OCEC Analyser (PDF)(96 pp, 2 MB)
- Standard Operating Procedure (SOP) for the Analysis of Organic and Elemental Carbon (OC/EC) Using the Sunset laboratory Semi-Continuous Carbon Aerosol Analyzer (PDF)(24 pp, 1 MB, 3/2/2012)
- Sunset Carbon Evaluation Project/Quality Assurance Project Plan (QAPP) (PDF)(316 pp, 10 MB, 9/27/2011)
- Pilot Study on Coarse PM Monitoring (PDF)(144 pp, 8 MB)
- Effects of Quartz Filter Type on Sampling and Organic Carbon/Elemental Carbon Analysis of PM2.5 (PDF)(13 pp, 993 K)
- Evaluation of Diffusion Denuder Coatings for Removing Acid Gases from Ambient Air (PDF)(173 pp, 3 MB)
- Nylon® Filter Extraction Study #2 (PDF)(34 pp, 3 MB)