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 Data Policy

GAW Data Policy
"For Scientific purposes, access to these data is unlimited and provided without charge. By their use you accept that an offer of co-authorship will be made through personal contact with the data providers or owners whenever substantial use is made of their data. In all cases, an acknowledgement must be made to the data providers or owners and to the data centre when these data are used within a publication."

 Version

 2025-08-01-1511 (Last updated: 2025-09-10)

 File

This data set is submitted by NPL.

DL Gas Species Station/Mobile Organization Type Period Filename Size Plot
222Rn Heathfield NPL hourly 2020-06-19 14:00:00 - 2024-12-31 23:00:00 222rn_hfd6419_surface-insitu_154_9999-9999_hourly (Text: 5.99MB ; NetCDF: 9.72MB ) png
222Rn Heathfield NPL daily 2020-06-19 00:00:00 - 2024-12-31 00:00:00 222rn_hfd6419_surface-insitu_154_9999-9999_daily (Text: 0.27MB ; NetCDF: 0.42MB ) png
222Rn Heathfield NPL monthly 2020-06-01 00:00:00 - 2024-12-01 00:00:00 222rn_hfd6419_surface-insitu_154_9999-9999_monthly (Text: 0.02MB ; NetCDF: 0.03MB ) png
222Rn Heathfield NPL event 2020-06-19 14:00:00 - 2024-12-31 23:30:00 222rn_hfd6419_surface-insitu_154_9999-9999_event (Text: 11.22MB ; NetCDF: 16.86MB ) png

Text NetCDF

Download Data Files:


In line with the GAW Data Policy, users should contact the contributors of all data of interest and propose co-authorship or acknowledgement.


 Organization

NO 154
Acronym NPL
Name National Physical Laboratory
Address 1 Hampton Rd
Address 2 Teddington, Middlesex, UK
Address 3 TW11 0LW
Country/Territory United Kingdom of Great Britain and Northern Ireland
Website https://www.npl.co.uk/

 Contact(s)

Name Dafina Kikaj
Prefix
Email dafina.kikaj@npl.co.uk
Organization No 154
Organization acronym NPL
Organization name National Physical Laboratory
Organization country/territory United Kingdom of Great Britain and Northern Ireland
Address 1 Hampton Rd
Address 2 Teddington, Middlesex, UK
Address 3 TW11 0LW
Country/territory United Kingdom of Great Britain and Northern Ireland
Tel
Fax
Last updated date 2025-08-01


Name Edward Chung
Prefix
Email edward.chung@npl.co.uk
Organization No 154
Organization acronym NPL
Organization name National Physical Laboratory
Organization country/territory United Kingdom of Great Britain and Northern Ireland
Address 1 Hampton Rd
Address 2 Teddington, Middlesex, UK
Address 3 TW11 0LW
Country/territory United Kingdom of Great Britain and Northern Ireland
Tel
Fax
Last updated date 2025-08-01


Name Chris Rennick
Prefix
Email chris.rennick@npl.co.uk
Organization No 154
Organization acronym NPL
Organization name National Physical Laboratory
Organization country/territory United Kingdom of Great Britain and Northern Ireland
Address 1 Hampton Rd
Address 2 Teddington, Middlesex, UK
Address 3 TW11 0LW
Country/territory United Kingdom of Great Britain and Northern Ireland
Tel
Fax
Last updated date 2025-08-01


Name Emmal Safi
Prefix
Email emmal.safi@npl.co.uk
Organization No 154
Organization acronym NPL
Organization name National Physical Laboratory
Organization country/territory United Kingdom of Great Britain and Northern Ireland
Address 1 Hampton Rd
Address 2 Teddington, Middlesex, UK
Address 3 TW11 0LW
Country/territory United Kingdom of Great Britain and Northern Ireland
Tel
Fax
Last updated date 2025-08-01


 Atmospheric tracer
 UTC
 Bq/m3
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: Unknown
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: ANSTO 1500 L dual-flow-loop two-filter radon detector(Decay counting)
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: 100 (m)
 Unknown
 
 
 [Hourly]
 [Daily]
 [Monthly]
 
 Operational/Reporting
 
 Wind direction:
 Wind speed:
 Relative humidity:
 Precipitation amount:
 Air pressure:
 Air temperature:
 Dew point temperature:
 Sea water temperature:
 Sea surface water temperature:
 Sea water salinity:
 Sea surface water salinity:
Meteorological data may remain as first provided, even when greenhouse gas data are updated.
 

 DOI Metadata

DOI
222rn_hfd6419_surface-insitu_154_9999-9999_hourly.nc 10.50849/WDCGG_0154-6419-6002-01-01-9999
222rn_hfd6419_surface-insitu_154_9999-9999_hourly.txt 10.50849/WDCGG_0154-6419-6002-01-01-9999
222rn_hfd6419_surface-insitu_154_9999-9999_daily.nc 10.50849/WDCGG_0154-6419-6002-01-01-9999
222rn_hfd6419_surface-insitu_154_9999-9999_daily.txt 10.50849/WDCGG_0154-6419-6002-01-01-9999
222rn_hfd6419_surface-insitu_154_9999-9999_monthly.nc 10.50849/WDCGG_0154-6419-6002-01-01-9999
222rn_hfd6419_surface-insitu_154_9999-9999_monthly.txt 10.50849/WDCGG_0154-6419-6002-01-01-9999
222rn_hfd6419_surface-insitu_154_9999-9999_event.nc 10.50849/WDCGG_0154-6419-6002-01-01-9999
222rn_hfd6419_surface-insitu_154_9999-9999_event.txt 10.50849/WDCGG_0154-6419-6002-01-01-9999
Version 2025-08-01-1511 (Data Version History)
* DOIs and file names may have multiple versions. Be sure to check the data version.
Title Atmospheric 222Rn at Heathfield by National Physical Laboratory, dataset published as 222Rn_HFD6419_surface-insitu_NPL_data1 at WDCGG
Creator National Physical Laboratory
Dafina Kikaj (NPL)
Edward Chung (NPL)
Chris Rennick (NPL)
Emmal Safi (NPL)
Publisher World Data Centre for Greenhouse Gases
Publication Date 2025-09-10 (Last Updated: 2025-09-10)
Format Text (WDCGG Data Format Table, WDCGG Meteorological Data Format Table), NetCDF
Relation List (Is Part Of)
Geolocation Point
Latitude (north: +; south: -) 50.976667
Longitude (east: +; west: -) 0.230556

 GAW Data Policy

"For Scientific purposes, access to these data is unlimited and provided without charge. By their use you accept that an offer of co-authorship will be made through personal contact with the data providers or owners whenever substantial use is made of their data. In all cases, an acknowledgement must be made to the data providers or owners and to the data centre when these data are used within a publication."

 Citation format

This format is an example of the WDCGG standard citation.
Please follow the citation format which the data providers or owners indicate.
Dafina Kikaj (NPL), Edward Chung (NPL), Chris Rennick (NPL), Emmal Safi (NPL), Atmospheric 222Rn at Heathfield by National Physical Laboratory, dataset published as 222Rn_HFD6419_surface-insitu_NPL_data1 at WDCGG, ver. 2025-08-01-1511, https://doi.org/10.50849/WDCGG_0154-6419-6002-01-01-9999 (Reference date*: YYYY/MM/DD)

* As the reference date, please indicate the date you downloaded the files.

 Reference(s)

1  Kikaj, Dafina, Edward Chung, Alan D. Griffiths, et al. 2025. ‘Direct High-Precision Radon Quantification for Interpreting High-Frequency Greenhouse Gas Measurements’. Atmospheric Measurement Techniques 18 (1): 151–75. https://doi.org/10.5194/amt-18-151-2025.