Air Quality Monitoring - NO2 Diffusion Tube Data 2018
Monthly and annual averages for the calendar year 2018 of NO2 mean concentrations (µg/m3) from diffusion tubes across Cheshire East. NOTE - a figure of zero (0) indicates that there is no data for that month. All raw data is subject to Defra approved bias corrections and distance corrections where applicable. These two corrections are applied to the end of year annual average not the monthly data. As such the annual average will be different from the running average displayed here.
- Areas
- 132
- Formats
- 5
- Last updated
- 22 Mar 2019
Download & API
Air Quality Monitoring - NO2 Diffusion Tube Data 2018 (CSV)csv
Spreadsheet — UTF-8, one header row
Air Quality Monitoring - NO2 Diffusion Tube Data 2018 (GeoJSON)geojson
GeoJSON — for web maps and GIS tools
Air Quality Monitoring - NO2 Diffusion Tube Data 2018 (GeoParquet)geoparquet
Columnar — query with DuckDB / SQL
Air Quality Monitoring - NO2 Diffusion Tube Data 2018 (map tiles)pmtiles
Vector tiles — embed in a map
Live ArcGIS layer (source)arcgis
Rendered from PMTiles, queried in-browser from GeoParquet — no server. How this works
Schema
| Field | Type | Values |
|---|---|---|
Site ID Site_ID | string | |
| Address | string | |
| Town | string | |
| Category | string | 6 values: Roadside (117), Kerbside (6), Urban background (4)… |
| IsTheTubeWithinAnAQMA | string | 2 values: N (76), Y (56) |
| AQMAName | string | |
| January2018RawData | number | 0.00 to 53.31 |
| February2018RawData | number | 0.00 to 58.32 |
| March2018RawData | number | 0.00 to 53.60 |
| April2018RawData | number | 0.00 to 56.00 |
| May2018RawData | number | 0.00 to 56.82 |
| June2018RawData | number | 0.00 to 55.99 |
| July2018RawData | number | 8.82 to 63.84 |
| August2018RawData | number | 7.70 to 53.96 |
| September2018RawData | number | 9.11 to 56.47 |
| October2018RawData | string | |
| November2018RawData | string | |
| December2018RawData | string | |
2018RawAnnualRunningMeanData F2018RawAnnualRunningMeanData | number | 11.51 to 56.03 |
| January2018RawStatus | string | 2 values: Below (83), Above (48) |
| February2018RawStatus | string | 2 values: Below (100), Above (30) |
| March2018RawStatus | string | 2 values: Below (95), Above (34) |
| April2018RawStatus | string | 2 values: Below (114), Above (13) |
| May2018RawStatus | string | 2 values: Below (108), Above (22) |
| June2018RawStatus | string | 2 values: Below (115), Above (13) |
| July2018RawStatus | string | 2 values: Below (105), Above (27) |
| August2018RawStatus | string | 2 values: Below (123), Above (8) |
| September2018RawStatus | string | 2 values: Below (118), Above (9) |
| October2018RawStatus | string | 2 values: Below (89), Above (39) |
| November2018RawStatus | string | 2 values: Below (96), Above (35) |
| December2018RawStatus | string | 2 values: Below (110), Above (22) |
2018RawAnnualRunningMeanStatus F2018RawAnnualRunningMeanStatus | string | 2 values: Below (111), Above (21) |
| Easting | integer | 365,247 to 398,140 |
| Northing | integer | 351,846 to 385,246 |
| Longitude | number | -2.52 to -2.03 |
| Latitude | number | 53.06 to 53.36 |