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649 datasets for “air quality system”
- Data.gov Catalog
Air Quality System (AQS)
U.S. EPA Office of Air and Radiation (OAR) - Office of State Air Partnerships (OSAP)Updated 1 Jan 2014
The Air Quality System (AQS) database contains measurements of air pollutant concentrations from throughout the United States and …
- ZIP
- Socrata networkLive preview
Air Quality Continuous Emission Monitoring System (CEMS) 1986 -Current Quarterly Environmental Protection
Department of Environmental ProtectionUpdated 30 Jul 2026
… Most of the CEMS related activity takes place in the CEM Data Processing System (CEMDPS). Regulated entities construct …
- CSV
- JSON
- SODA API
- Data.gov Catalog
Air Quality System (AQS) Monitoring Network, EPA OAR OAQPS
U.S. EPA Office of Air and Radiation (OAR) - Office of Air Quality Planning and Standards (OAQPS)Updated 18 Nov 2015
This GIS dataset contains points which depict air quality monitors within EPA's Air Quality System (AQS) monitoring …
- HTML
- Data.gov Catalog
Pre-generated AQS Data Files
U.S. EPA Office of Air and Radiation (OAR) - Office of Air Quality Planning and Standards (OAQPS)Updated 1 Jan 2014
… use by people who understand the EPA ambient air quality monitoring program and data. Some contain data summarized …
- Data.gov Catalog
Congestion Mitigation and Air Quality (CMAQ) - Public Access System
Federal Highway AdministrationUpdated 16 Sept 2026
All 50 states and the District of Columbia submit annual reports of their CMAQ project obligations in March …
- HTML
- Data.gov Catalog
Historical Ambient Air Quality Data Inventory
U.S. EPA Office of Air and Radiation (OAR) - Office of Air Quality Planning and Standards (OAQPS)Updated 1 Jan 2014
The Historical Ambient Air Quality Data Inventory contains measured and estimated data on ambient air pollution for use …
- Open Government Canada
Guidance for improving subway air quality
Health Canada | Santé CanadaUpdated 5 Jun 2024
… This information can support informed decision-making to help improve the air quality in subway systems.
- HTML
- Open Government Canada
Draft guidance on improving indoor air quality in office buildings: Indoor air quality and health
Health Canada | Santé CanadaUpdated 5 Jun 2024
… Indoor air quality is the result of the constantly changing complex interactions among building systems, the environment around …
- HTML
- Open Government Canada
Regional Air Quality Deterministic Prediction System (RAQDPS)
Environment and Climate Change Canada | Environnement et Changement climatique CanadaUpdated 15 Oct 2025
The Regional Air Quality Deterministic Prediction System (RAQDPS) takes into account physical and chemical processes to produce deterministic …
- HTML
- GRIB2
- Open Government Canada
Draft guidance on improving indoor air quality in office buildings: Ventilation
Health Canada | Santé CanadaUpdated 5 Jun 2024
… the ventilation system design and operation, which includes the outdoor air supply, outdoor air quality, filters and filtration …
- HTML
- Open Government Canada
Draft guidance on improving indoor air quality in office buildings: For professionals
Health Canada | Santé CanadaUpdated 5 Jun 2024
… and equipment to investigate more detailed air quality issues, such as HVAC ventilation systems and building envelope issues.
- HTML
- Open Government Canada
Human Health Risk Assessment for Ambient Nitrogen Dioxide
Health Canada | Santé CanadaUpdated 2 Jun 2024
… for NO2; these standards are one of the elements of the federal-provincial-territorial Air Quality Management System.
- HTML
- GovData Germany
Validation and optimization of the drone air quality measurement system MesSBAR
MobilithekUpdated 9 Nov 2026
… atmosphere in urban areas), unmanned aerial systems and specially adapted air quality measurement technology were developed to carry …
- BIN
- Open Government Canada
Draft guidance on improving indoor air quality in office buildings: Overview
Health Canada | Santé CanadaUpdated 5 Jun 2024
The purpose of this guidance is to summarize ways to remediate, maintain and improve indoor air quality in …
- HTML
- Socrata networkLive preview
Maryland Vehicle Emissions Inspection Program: Certified Emissions Repair Facilities
Maryland Department of the Environment Air and Radiation AdministrationUpdated 24 Mar 2025
… The VEIP is designed to identify vehicles that contribute to air quality problems and require that those vehicles …
- CSV
- JSON
- SODA API
- Data.gov Catalog
Air Quality History
Department of Energy and EnvironmentUpdated 24 Nov 2025
… For complete history of data, visit the EPA Air Quality System API at aqs.epa.gov/aqsweb/documents …
- ARCGIS GEOSERVICES REST API
- OGC WMS
- CSV
- GEOJSON
- KML
- ZIP
- +1
- Data.gov Catalog
Air Quality Annual Summary
US Environmental Protection AgencyUpdated 19 Mar 2026
… Air Quality System Data Mart [internet database] available at http://www.epa.gov/ttn/airs/aqsdatamart. Accessed January …
- JSON
- CSV
- GEOJSON
- SHP
- data.gov.uk
Air Quality - PM10 - Annual Mean
Leicester City CouncilUpdated 17 Jun 2026
… TEOM = Tapered Element Oscillating Microbalance FDMS = Filter Dynamics Measurements System VCM = Volatile Correction Method BAM = Beta Attenuation Monitoring
- CSV
- JSON
- PARQUET
- RDF+XML
- LD+JSON
- TURTLE
- +2
- Opendatasoft hubLive preview
Air Quality - PM10 - Annual Mean
Leicester City CouncilUpdated 17 Jun 2026
… TEOM = Tapered Element Oscillating Microbalance FDMS = Filter Dynamics Measurements System VCM = Volatile Correction Method BAM = Beta Attenuation Monitoring
- CSV
- JSON
- GEOJSON
- ODS API
- BC Data Catalogue
BC Environmental Monitoring Location Groups
Environmental Monitoring and Analysis BranchUpdated 17 Apr 2026
**PLEASE NOTE:** The Environmental Monitoring System will be replaced by the EnMoDS system on March 5th, 2026. The …
- MULTIPLE
- WMS
- KML