Storm Peak Laboratory Ultrafine Condensation Particle Counter (UCPC) Data https://data.eol.ucar.edu/dataset/646.009 Summary Particle number concentration data from the TSI Ultrafine Condensation Particle Counter (UCPC) model 3776 that was deployed at the Storm Peak Laboratory in Steamboat Springs, Colorado for the S2noCliME campaign. No data are available for most or all of 4-7 January and 14 April 2025. Identifiers * Local archive identifier: 646.009 * doi:10.26023/NW9M-JC9Y-GR02 https://doi.org/10.26023/NW9M-JC9Y-GR02 Versions 1.0: Final processed data. Citation Hallar, A., Garcia, M., Ostlie, M. 2025. S2noCliME: Storm Peak Laboratory Ultrafine Condensation Particle Counter (UCPC) Data. Version 1.0. NSF NCAR Earth Observing Laboratory. https://doi.org/10.26023/NW9M-JC9Y-GR02 Accessed 02 May 2026. Additional citation styles can be generated by entering the DOI at CrossCite (https://citation.doi.org/). Acknowledgement In addition to the citation reference and any other acknowledgements, please acknowledge NSF NCAR EOL in your publications with text such as: Data provided by NCAR EOL under the sponsorship of the National Science Foundation. https://data.eol.ucar.edu/ Related projects * S2noCliME: Snow Sensitivity to Clouds in a Mountain Environment https://data.eol.ucar.edu/project/S2noCliME Additional information * Spatial Type: point * Frequency: 1 minute * Language: English Platforms * Fixed Observation Stations Instruments * UCN - Ultrafine Condensation Nucleus Counter GCMD Science Keywords * EARTH SCIENCE > ATMOSPHERE > AEROSOLS > AEROSOL PARTICLE PROPERTIES > AEROSOL CONCENTRATION Documentation * SPL_UCPC_README.pdf [108 KiB] https://data.eol.ucar.edu/file/download/55F3E87D3878D/SPL_UCPC_README.pdf Related links * homepage: S2noCliME Website https://www.eol.ucar.edu/field_projects/s2noclime * info: S2noCliME Data Policy https://www.eol.ucar.edu/node/31958 * info: S2noCliME Missions https://catalog.eol.ucar.edu/s2noclime/missions Temporal coverage * Begin datetime: 2024-12-10 00:00:00 * End datetime: 2025-04-15 23:59:59 Spatial coverage * Maximum (North) Latitude: 40.455 * Minimum (South) Latitude: 40.455 * Minimum (West) Longitude: -106.744 * Maximum (East) Longitude: -106.744 Primary contact information * pointOfContact: EOL Data Support https://data.eol.ucar.edu/contact/show/1 Additional contact information * author: Anna Gannet Hallar https://data.eol.ucar.edu/contact/show/5251 * author: Maria A. Garcia https://data.eol.ucar.edu/contact/show/5252 * author: Megan Ostlie https://data.eol.ucar.edu/contact/show/5253 Alternate metadata formats * DataCite: https://data.eol.ucar.edu/dataset/646.009?format=datacite * ISO/TC 211: https://data.eol.ucar.edu/dataset/646.009?format=isotc211