# Data analysis and statistics

These applications provide statistical analyses of reported air quality data, support comparisons across countries and years, and give access to modelling results reported by Member States.

## Air quality statistics

```{list-table}
:widths: 60 40
:class: viewer-list-table

* - ### Country statistics

    Obtain a quick overview of annual air pollution levels for PM₁₀, PM₂.₅, NO₂ and O₃ averaged across all monitoring stations within each reporting country.

    [**Open interactive viewer**](https://tableau-public.discomap.eea.europa.eu/views/AQeRep_for_public_for_portal/Countrydashboard)

  - [![Country statistics](../_static/thumbnails/61.jpg)](https://tableau-public.discomap.eea.europa.eu/views/AQeRep_for_public_for_portal/Countrydashboard)

    *Click the image to open the interactive viewer.*

* - ### City statistics

    Explore annual air pollution levels averaged across all monitoring stations located within each city.

    [**Open interactive viewer**](https://tableau-public.discomap.eea.europa.eu/views/AQeRep_for_public_for_portal/Citydashboard)

  - [![City statistics](../_static/thumbnails/62.jpg)](https://tableau-public.discomap.eea.europa.eu/views/AQeRep_for_public_for_portal/Citydashboard)

    *Click the image to open the interactive viewer.*

* - ### Station statistics

    Review annual air pollution levels for individual monitoring stations throughout Europe.

    [**Open interactive viewer**](https://tableau-public.discomap.eea.europa.eu/views/AQeRep_for_public_for_portal/Stationdashboard)

  - [![Station statistics](../_static/thumbnails/63.jpg)](https://tableau-public.discomap.eea.europa.eu/views/AQeRep_for_public_for_portal/Stationdashboard)

    *Click the image to open the interactive viewer.*

* - ### Daily, weekly and monthly concentrations

    Analyse the evolution of daily, weekly and monthly pollutant concentrations at station level. Stations can also be ranked according to their pollution levels.

    [**Open interactive viewer**](https://tableau-public.discomap.eea.europa.eu/views/data_viewer_ng/Home)

  - [![Daily, weekly and monthly concentrations](../_static/thumbnails/64.jpg)](https://tableau-public.discomap.eea.europa.eu/views/data_viewer_ng/Home)

    *Click the image to open the interactive viewer.*
```

## Statistical analysis

```{list-table}
:widths: 60 40
:class: viewer-list-table

* - ### General statistical viewer

    Analyse all reported pollutants and statistical aggregations using maps, box plots, temporal trends and value distributions.

    [**Open interactive viewer**](https://tableau-public.discomap.eea.europa.eu/views/statistical_ng/General)

  - [![General statistical viewer](../_static/thumbnails/65.jpg)](https://tableau-public.discomap.eea.europa.eu/views/statistical_ng/General)

    *Click the image to open the interactive viewer.*

* - ### Correlation tool

    Compare different pollutants or statistical aggregations for the same reporting year, or compare identical indicators across different years.

    [**Open interactive viewer**](https://tableau-public.discomap.eea.europa.eu/views/correlation_tool_ng/Compareyears)

  - [![Correlation tool](../_static/thumbnails/66.jpg)](https://tableau-public.discomap.eea.europa.eu/views/correlation_tool_ng/Compareyears)

    *Click the image to open the interactive viewer.*

* - ### Distance to target

    Evaluate the distance to the air quality standards applicable from 2026 and from 2030 under the revised Ambient Air Quality Directive.

    [**Open interactive viewer**](https://tableau-public.discomap.eea.europa.eu/views/DistanceToTarget/Dashboarddistancetotarget)

  - [![Distance to target](../_static/thumbnails/68.jpg)](https://tableau-public.discomap.eea.europa.eu/views/DistanceToTarget/Dashboarddistancetotarget)

    *Click the image to open the interactive viewer.*
```

## Modelling

```{list-table}
:widths: 60 40
:class: viewer-list-table

* - ### Modelling results

    Explore modelling results reported by Member States, including maps and associated model outputs.

    [**Open interactive viewer**](https://discomap.eea.europa.eu/AirQualityModellingViewer/)

  - [![Modelling results](../_static/thumbnails/67.jpg)](https://discomap.eea.europa.eu/AirQualityModellingViewer/)

    *Click the image to open the interactive viewer.*
```