# barcelona

`https://joinedcontext.com/models/barcelona/barcelona/views/esbxdrr7snorjsp7uus2luihr6vl5vv6`

## AirQualityObserved

One air-quality station of Barcelona and its hourly means.

| Slot | Range | Kind | Required | Multivalued | Description |
|---|---|---|---|---|---|
| location | string | GeoProperty | no | no | Where the entity is, as GeoJSON geometry. |
| name | string | Property | no | no | The name as the city publishes it, in Catalan. |
| dateObserved | datetime | Property | yes | no | The end of the period the entity's newest readings cover, UTC: the hour of an air-quality mean, the local day of a weather station's values, the day of a well's reading. |
| pm10 | float | Property | no | no | Particulate matter up to 10 µm, the hour's mean at the station. |
| pm25 | float | Property | no | no | Particulate matter up to 2.5 µm, the hour's mean at the station. |
| no2 | float | Property | no | no | Nitrogen dioxide, the hour's mean at the station. |
| o3 | float | Property | no | no | Ozone, the hour's mean at the station. |
| so2 | float | Property | no | no | Sulphur dioxide, the hour's mean at the station. |
| co | float | Property | no | no | Carbon monoxide, the hour's mean at the station, in mg/m³ as the city measures it. |
| no | float | Property | no | no | Nitrogen monoxide, the hour's mean at the station. |
| nox | float | Property | no | no | Nitrogen oxides \(NO + NO2 as NO2\), the hour's mean at the station. |
| blackCarbon | float | Property | no | no | Black carbon, the hour's mean at the station. A property of this model: the Smart Data Model AirQualityObserved names no black carbon attribute. The city's file gives it in ng/m³ under a µg/m³ label; the pipeline divides by 1000. |
| stationCode | string | Property | no | no | The station's code in the network that runs it: the Catalan air-quality network \(XVPCA, the city's codi\_eoi, such as \`8019043\`\), the Meteocat weather network \(such as \`D5\`\) or the Catalan water agency's well register \(ACA, such as \`08019-0148\`\). |
| address | Any | Property | no | no | Where the station, the well, the event or the facility is, as the city publishes it, field by field \(Smart Data Models' common PostalAddress\); a field the source leaves out is absent. |
| areaServed | string | Property | no | no | The neighbourhood \(barri\) the station or well is in, as the city names it. |
| dataProvider | string | Property | no | no | Who publishes the data the entity was read from, with the credit its licence asks for. |
| source | uri | Property | no | no | The open-data file or the Open Data BCN dataset the entity was read from. |

## Any

Any value: an inlined object whose class this view does not show.

No slots.