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 Organization

NO 71
Acronym UBAG
Name German Environment Agency
Address 1 Umweltbundesamt (Federal Environment Agency) FG II4.5, Air Monitoring Network, Paul-Ehrlich-Str. 29, 63225 Langen
Address 2 Umweltbundesamt, WörlitzerPlatz 1, 06844 Dessau-Roßlau
Address 3
Country/Territory Germany
Website https://www.umweltbundesamt.de/gaw

 Contact(s)

Name Ludwig Ries
Prefix Dr.
Email ludwig.ries@uba.de
Organization No 71
Organization acronym UBAG
Organization name German Environment Agency
Organization country/territory Germany
Address 1 Umweltbundesamt, Umweltforschungsstation Schneefernerhaus, Zugspitze 5, 82475 Zugspitze
Address 2
Address 3
Country/territory Germany
Tel
Fax
Last updated date 2019-06-29


 Background observation
 UTC+01:00
 ppb
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: WMO CH4 X2004
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: Carlo Erba(Gas chromatography (FID))
 Unknown
 Calibration gas: CH4 in natural air
Calibrations are carried out every 15 minutes using secondary standard tanks, which have been calibrated to primary standards of NOAA/CMDL scale.
 All values are quality controlled
 [Hourly] Only technically biased values are removed (caused by calibration or malfunctioning of equipment).
 [Daily] Take the arithmetic mean of selected halfhourly data if at least 2/3 of the halfhourly values of one day are available.
 [Monthly] Take the arithmetic mean of selected daily data if at least 2/3 of the daily values of one month are available.
 Flags put on hourly data are as follows.
1: valid value
6: calibration
9: error code
 Temporarily suspended
 
1  http://www.umweltbundesamt.de/luft/luftmessnetze/ubamessnetz.htm
2  "Qualitatssicherungs-Handbuch des UBA-Messnetzes", UBA Texte 28/04, (Handbook for quality assurance for the measurement network for the Federal Environmental Agency, Germany), Dr.Klaus Nienerowski, Umweltbundesamt, Berlin, Juni 2004