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CH4 _ OPE6437 _ tower - insitu _ ICOS _ tower120

 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

 2025-04-25-0000 (Last updated: 2025-06-23)

 File

This data set is submitted by ICOS.

DL Gas Species Station/Mobile Organization Type Period Filename Size Plot
CH4 Observatoire Pérenne de l'Environnement ICOS hourly 2011-04-22 04:00:00 - 2024-07-23 23:00:00 ch4_ope6437_tower-insitu_162_6121-9999_hourly (Text: 21.14MB ; NetCDF: 28.39MB ) png
CH4 Observatoire Pérenne de l'Environnement ICOS daily 2011-04-22 00:00:00 - 2024-07-23 00:00:00 ch4_ope6437_tower-insitu_162_6121-9999_daily (Text: 0.85MB ; NetCDF: 1.20MB ) png
CH4 Observatoire Pérenne de l'Environnement ICOS monthly 2011-04-01 00:00:00 - 2024-07-01 00:00:00 ch4_ope6437_tower-insitu_162_6121-9999_monthly (Text: 0.04MB ; NetCDF: 0.06MB ) 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 162
Acronym ICOS
Name Integrated Carbon Observation System Research Infrastructure
Address 1 Erik Palménin aukio 1
Address 2 FI-00560 Helsinki
Address 3 FINLAND
Country/Territory Multinational
Website https://www.icos-cp.eu

 Contact(s)

Name Michel Ramonet
Prefix Dr.
Email michel.ramonet@lsce.ipsl.fr
Organization No 45
Organization acronym LSCE
Organization name Laboratoire des Sciences du Climat et de l'Environnement
Organization country/territory France
Address 1
Address 2
Address 3 LSCE - CEA Saclay - Orme des Merisiers - 91191 Gif-sur-Yvette, France
Country/territory France
Tel +33 (0)1 69 08 40 14
Fax +33 (0)1 69 08 77 16
Last updated date 2025-04-25


Name Sébastien Conil
Prefix
Email sebastien.conil@andra.fr
Organization No 166
Organization acronym Andra
Organization name Agence nationale pour la gestion des déchets radioactifs
Organization country/territory France
Address 1
Address 2
Address 3
Country/territory France
Tel
Fax
Last updated date 2025-04-25


Name Marc Delmotte
Prefix
Email marc.delmotte@lsce.ipsl.fr
Organization No 165
Organization acronym OPAR
Organization name Observatoire de Physique de l'Atmosphère de la Réunion
Organization country/territory France
Address 1
Address 2
Address 3
Country/territory France
Tel
Fax
Last updated date 2025-04-25


Name Olivier Laurent
Prefix
Email olivier.laurent@lsce.ipsl.fr
Organization No 166
Organization acronym Andra
Organization name Agence nationale pour la gestion des déchets radioactifs
Organization country/territory France
Address 1
Address 2
Address 3
Country/territory France
Tel
Fax
Last updated date 2025-04-25


Name Morgan Lopez
Prefix
Email morgan.lopez@lsce.ipsl.fr
Organization No 165
Organization acronym OPAR
Organization name Observatoire de Physique de l'Atmosphère de la Réunion
Organization country/territory France
Address 1
Address 2
Address 3
Country/territory France
Tel
Fax
Last updated date 2025-04-25


Name Julie Helle
Prefix
Email julie.helle@lsce.ipsl.fr
Organization No 166
Organization acronym Andra
Organization name Agence nationale pour la gestion des déchets radioactifs
Organization country/territory France
Address 1
Address 2
Address 3
Country/territory France
Tel
Fax
Last updated date 2025-04-25


Name Laurent Langrene
Prefix
Email laurent.langrene@andra.fr
Organization No 166
Organization acronym Andra
Organization name Agence nationale pour la gestion des déchets radioactifs
Organization country/territory France
Address 1
Address 2
Address 3
Country/territory France
Tel
Fax
Last updated date 2025-04-25


 Background observation
 UTC
 ppb
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: WMO CH4 X2004A
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: 120.0 (m)
 Unknown
 Measurement calibration at ICOS ATC is described in [Hazan et al., 2016], doi:10.5194/amt-9-4719-2016
 Data processing at ICOS ATC is described in [Hazan et al., 2016], doi:10.5194/amt-9-4719-2016
 [Hourly] Time-averaged values are reported at the start time of the averaging interval. The document 'ICOS Atmospheric Station specifications' (doi:10.18160/GK28-2188) provides more detailed explanations about the sampling frequency.
 [Daily]
 [Monthly]
 - Flag 'U' = data correct before manual quality control
- Flag 'N' = data incorrect before manual quality control
- Flag 'O' = data correct after manual quality control
- Flag 'K' = data incorrect after manual quality control
- Flag 'R' = data correct after manual quality control and backward propagation of manual quality control from hourly data to minutely and raw data
- Flag 'H' = data incorrect after manual quality control and backward propagation of manual quality control from hourly data to minutely and raw data
 Valid (background): U
 Valid (background): O
 Valid (background): R
 Invalid: N
 Invalid: K
 Invalid: H
 Operational/Reporting
 ICOS atmospheric station
Observational timeseries of ambient mole fraction of CH4 in dry air, composed of (all whenever available) historical PI quality-checked data, ICOS Level 2 data and ICOS NRT data.

PID: 11676/5nSh7CrOi1IktUEaroCXUczH

Citation:
ICOS RI, Bergamaschi, P., Colomb, A., De Mazière, M., Emmenegger, L., Kubistin, D., Lehner, I., Lehtinen, K., Leuenberger, M., Lund Myhre, C., Marek, M.V., O'Doherty, S., Platt, S.M., Plaß-Dülmer, C., Apadula, F., Arnold, S., Blanc, P.-E., Brunner, D., Chen, H., Chmura, L., Chmura, Ł., Conil, S., Couret, C., Cristofanelli, P., Forster, G., Frumau, A., Gerbig, C., Gheusi, F., Hammer, S., Haszpra, L., Hatakka, J., Heliasz, M., Henne, S., Hensen, A., Hoheisel, A., Kneuer, T., Larmanou, E., Laurila, T., Leskinen, A., Levin, I., Lindauer, M., Lopez, M., Mammarella, I., Manca, G., Manning, A., Martin, D., Meinhardt, F., Mölder, M., Müller-Williams, J., Noe, S.M., Nęcki, J., Ottosson-Löfvenius, M., Philippon, C., Pitt, J., Ramonet, M., Rivas-Soriano, P., Scheeren, B., Schumacher, M., Sha, M.K., Spain, G., Steinbacher, M., Sørensen, L.L., Vermeulen, A., Vítková, G., Xueref-Remy, I., di Sarra, A., Conen, F., Kazan, V., Roulet, Y.-A., Biermann, T., Delmotte, M., Heltai, D., Hermansen, O., Komínková, K., Laurent, O., Levula, J., Lunder, C., Marklund, P., Morguí, J.-A., Pichon, J.-M., Schmidt, M., Sferlazzo, D., Smith, P., Stanley, K., Trisolino, P., Zazzeri, G., ICOS Carbon Portal, ICOS Atmosphere Thematic Centre, ICOS Flask And Calibration Laboratory, ICOS Central Radiocarbon Laboratory, 2024. European Obspack compilation of atmospheric methane data from ICOS and non-ICOS European stations for the period 1984-2024; obspack_ch4_466_GVeu_v10.0_20240729. https://doi.org/10.18160/PAWA-B2Y4

DATA POLICY:
ICOS data is licensed under a Creative Commons Attribution 4.0 international licence (https://creativecommons.org/licenses/by/4.0/). ICOS data licence is described at https://data.icos-cp.eu/licence.
 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
ch4_ope6437_tower-insitu_162_6121-9999_hourly.nc 10.18160/PAWA-B2Y4
ch4_ope6437_tower-insitu_162_6121-9999_hourly.txt 10.18160/PAWA-B2Y4
ch4_ope6437_tower-insitu_162_6121-9999_daily.nc 10.18160/PAWA-B2Y4
ch4_ope6437_tower-insitu_162_6121-9999_daily.txt 10.18160/PAWA-B2Y4
ch4_ope6437_tower-insitu_162_6121-9999_monthly.nc 10.18160/PAWA-B2Y4
ch4_ope6437_tower-insitu_162_6121-9999_monthly.txt 10.18160/PAWA-B2Y4
For more information, please refer: doi.org/10.18160/PAWA-B2Y4

 Related information

Format Text (WDCGG Data Format Table, WDCGG Meteorological Data Format Table), NetCDF
Relation List (Is Part Of)
Geolocation Point
Latitude (north: +; south: -) 48.5619
Longitude (east: +; west: -) 5.5036

 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.
Michel Ramonet (LSCE), Sébastien Conil (Andra), Marc Delmotte (OPAR), Olivier Laurent (Andra), Morgan Lopez (OPAR), Julie Helle (Andra), Laurent Langrene (Andra), Atmospheric CH4 at Observatoire Pérenne de l'Environnement by Integrated Carbon Observation System Research Infrastructure , dataset published as CH4_OPE6437_ tower-insitu_ICOS_tower120 at WDCGG, ver. 2025-04-25-0000 (Reference date*: YYYY/MM/DD)

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

 Reference(s)

1  Hazan, L., Tarniewicz, J., Ramonet, M., Laurent, O., and Abbaris, A.: Automatic processing of atmospheric CO2 and CH4 mole fractions at the ICOS Atmosphere Thematic Centre, Atmos. Meas. Tech., 9, 4719-4736, doi:10.5194/amt-9-4719-2016, 2016.