Product information

Variable(s)	pressure, temperature, particle_number_concentration
Product type	Observation
Instrument type(s)	Cpc
Timeliness	Scheduled
Start time	1 January 1992
Stop time	1 January 2021
Framework	EMEP, ACTRIS, GAW-WDCA
Instrument model(s)	TSI/3760 TSI/3022A Airmodus/A20

Facility information

Facility name	Värriö (FI0023R)
Facility type	Observation platform, fixed
Coordinates	67.766667°N, 29.583333°E
Altitude	400.0 m

File information

PID	https://doi.org/10.48597/ANPZ-NXPN
Filename	ANPZ-NXPN.nc
Format(s)	HDF5 (NetCDF4)
Filesize	14.5 MB
Version	v1
Last modified	22 May 2026 02:10:14
Data Access	OPENDAP DAP4 HTTPServer
Metadata access	NCML UDDC ISO

Provenance (to be completed)

Software	ebas-io
Version history	Concept DOI

Citation & acknowledgements

Licence	CC BY 4.0
Citation string	Kulmala, M., Petäjä, T., Sipilä, M., Aalto, P. EMEP, ACTRIS, GAW-WDCA, 1992-2021, Particle_number_concentration at Värriö, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/ANPZ-NXPN

Please include the following information in your publication. You may edit the text to suit publication standards.

Acknowledgements	Data used in this <study/report/figure/etc.> were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the framework: EMEP, ACTRIS, GAW-WDCA

Originator(s)

Markku, Kulmala
Tuukka, Petäjä	University of Helsinki
Mikko, Sipilä	University of Helsinki
Pasi, Aalto

Principal investigator(s)

Markku, Kulmala
Tuukka, Petäjä	University of Helsinki
Mikko, Sipilä	University of Helsinki
Pasi, Aalto