Data · dataset · 2026
PM2.5 Elemental/Trace Metal Composition from ASCENT
Listed in National Center for Atmospheric Research
In this dataset, elemental/trace metal composition of PM2.5 aerosol is measured by x-ray fluorescence (Xact-625i, Sailbri Cooper Inc.).
Description
Data are reported at 1-hour (at urban sites) or 4-hour (at remote sites) intervals.
Links
Get the data
- Publisher page gdex.ucar.edu/datasets/d389503 ↗
documentation · download · from data ucar edu
Where it is published
- data.ucar.edu /dataset/pm2-5-elemental-trace-metal-composition-from-ascent ↗
National Center for Atmospheric Research dataset page
landing page · from data ucar edu
Catalogue records · 1
- CKAN API data.ucar.edu/api/3/action/package_show?id=914a9be7-387a-4d89-b9fa-169873c92… ↗
metadata API · from data ucar edu
Topics
- From keywords
- Chemistry · Earth & Environmental Science · Ocean & Atmospheric Science
- Inferred from text
- Atmospheric sciences 73%
Provenance · 1 source records, 9 field assertions
| Source | Key | Last seen | Raw |
|---|---|---|---|
| National Center for Atmospheric Research | 914a9be7-387a-4d89-b9fa-169873c92ec3 | 12 d ago | JSON v1 |
| Field | Assertion | Extractor | Evidence |
|---|---|---|---|
| concepts[field].anzsrc:group:3701 | enrichment · data ucar edu | taxonomy-embedding@1.1.0 | title+keywords+description (73%) |
| concepts[field].local:field:chemistry | mapping · data ucar edu | connector:data_ucar_edu@1.0.0 | |
| concepts[field].local:field:earth-environmental | mapping · data ucar edu | connector:data_ucar_edu@1.0.0 | |
| concepts[field].local:field:ocean-atmospheric | mapping · data ucar edu | connector:data_ucar_edu@1.0.0 | |
| created_date | source · data ucar edu | connector:data_ucar_edu@1.0.0 | |
| description | source · data ucar edu | connector:data_ucar_edu@1.0.0 | /notes |
| publication_date | source · data ucar edu | connector:data_ucar_edu@1.0.0 | |
| title | source · data ucar edu | connector:data_ucar_edu@1.0.0 | /title |
| updated_date | source · data ucar edu | connector:data_ucar_edu@1.0.0 |