Use this web page to find specific data files available from the public ftp file archive of the ESRL Global Monitoring Laboratory. Alternatively, you can check our Data by research program page for specific areas of data that can be downloaded. Click on the icons ( or ) under the 'Data' table heading in the dataset description boxes to either download the data file desired, or take you to the appropriate directory on the ftp server, where you can select specific data files.


Select from the following lists to narrow your search.
  or enter search term:
42 Datasets filtered from 4840 originally. Reset all Filters

Displaying [1 - 42] of 42 records.    
Dataset Number Site Category Name Type Frequency Year Data Readme
1
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds Acetylene
(C2H2)
Surface PFP Discrete Multiple Download Readme
2
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds Ethane
(C2H6)
Surface PFP Discrete Multiple Download Readme
3
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds Propane
(C3H8)
Surface PFP Discrete Multiple Download Readme
4
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds Benzene
(C6H6)
Surface PFP Discrete Multiple Download Readme
5
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds PFC-14
(CF4)
Surface PFP Discrete Multiple Download Readme
6
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds CFC-115
(CClF2CF3)
Surface PFP Discrete Multiple Download Readme
7
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds CFC-11
(CCl3F (ion 103))
Surface PFP Discrete Multiple Download Readme
8
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds CFC-13
(CClF3)
Surface PFP Discrete Multiple Download Readme
9
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds Methylene Bromide
(CH2Br2)
Surface PFP Discrete Multiple Download Readme
10
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds Methyl Chloroform (97)
(CH3CCl3)
Surface PFP Discrete Multiple Download Readme
11
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds Chloroform
(CHCl3)
Surface PFP Discrete Multiple Download Readme
12
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds ethylene dichloride (1,2 DCE)
(CH2ClCH2Cl)
Surface PFP Discrete Multiple Download Readme
13
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds Halon-1301
(CF3Br)
Surface PFP Discrete Multiple Download Readme
14
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds Halon-2402
(CBrF2CBrF2)
Surface PFP Discrete Multiple Download Readme
15
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds HCFC-133a
(CH2ClCF3)
Surface PFP Discrete Multiple Download Readme
16
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds HCFC-22
(CHF2Cl)
Surface PFP Discrete Multiple Download Readme
17
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds HFC-125
(CHF2CF3)
Surface PFP Discrete Multiple Download Readme
18
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds HFC-134a
(CH2FCF3)
Surface PFP Discrete Multiple Download Readme
19
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds HFC-143a
(CH3CF3)
Surface PFP Discrete Multiple Download Readme
20
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds HFC-152a
(CH3CHF2)
Surface PFP Discrete Multiple Download Readme
21
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds HFC-227ea
(CF3CHFCF3)
Surface PFP Discrete Multiple Download Readme
22
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds HFC-236fa
(CF3CH2CF3)
Surface PFP Discrete Multiple Download Readme
23
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds HFC-32
(CH2F2)
Surface PFP Discrete Multiple Download Readme
24
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds PFC-218
(C3F8)
Surface PFP Discrete Multiple Download Readme
25
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds Perfluorotriethylamine (PFTEA)
((C2F5)3N)
Surface PFP Discrete Multiple Download Readme
26
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds Perfluorotripropylamine (PFTPA)
((C3F7)3N)
Surface PFP Discrete Multiple Download Readme
27
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Greenhouse Gases Methane
(CH4)
Flask Discrete Multiple Download Readme
28
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Greenhouse Gases Methane
(CH4)
Surface PFP Discrete Multiple Download Readme
29
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Greenhouse Gases C13/C12 in Methane
(d13C (CH4))
Flask Discrete Multiple Download Readme
30
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Monoxide
(CO)
Flask Discrete Multiple Download Readme
31
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Monoxide
(CO)
Surface PFP Discrete Multiple Download Readme
32
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Dioxide
(CO2)
Flask Discrete Multiple Download Readme
33
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Dioxide
(CO2)
Surface PFP Discrete Multiple Download Readme
34
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Greenhouse Gases Molecular Hydrogen
(H2)
Flask Discrete Multiple Download Readme
35
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds Isobutane
(i-C4H10)
Surface PFP Discrete Multiple Download Readme
36
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds isopentane
(i-C5H12)
Surface PFP Discrete Multiple Download Readme
37
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Greenhouse Gases Nitrous Oxide
(N2O)
Flask Discrete Multiple Download Readme
38
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Greenhouse Gases Nitrous Oxide
(N2O)
Surface PFP Discrete Multiple Download Readme
39
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds n-Butane
(n-C4H10)
Surface PFP Discrete Multiple Download Readme
40
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Halocompounds n-Pentane
(n-C5H12)
Surface PFP Discrete Multiple Download Readme
41
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Greenhouse Gases Sulfur Hexafluoride
(SF6)
Flask Discrete Multiple Download Readme
42
Niwot Ridge, Colorado, United States (NWR)
Air samples collected in glass flasks.
Greenhouse Gases Sulfur Hexafluoride
(SF6)
Surface PFP Discrete Multiple Download Readme
Displaying [1 - 42] of 42 records.    

Dataset list last updated on 02 November 2024
Please send feedback on this page to ESRL/GML Webmaster