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.
Category
Type
Insitu (18)
Flask (6)
Frequency
Site  
MLO (24)
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24 Datasets filtered from 4798 originally. Reset all Filters

Displaying [1 - 24] of 24 records.    
Dataset Number Site Category Name Type Frequency Year Data Readme
1
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ CATS GC measurements.
Halocompounds Carbon Tetrachloride
(CCl4)
Insitu Monthly Averages Multiple Download
2
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ RITS GC measurements.
Halocompounds Carbon Tetrachloride
(CCl4)
Insitu Monthly Averages Multiple Download
3
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ CATS GC measurements.
Halocompounds Methyl Chloroform
(CH3CCl3)
Insitu Monthly Averages Multiple Download
4
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ RITS GC measurements.
Halocompounds Methyl Chloroform
(CH3CCl3)
Insitu Monthly Averages Multiple Download
5
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ CATS GC measurements.
Halocompounds CFC-11
(cfc11)
Insitu Monthly Averages Multiple Download
6
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ RITS GC measurements.
Halocompounds CFC-11
(cfc11)
Insitu Monthly Averages Multiple Download
7
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ CATS GC measurements.
Halocompounds CFC-113
(cfc113)
Insitu Monthly Averages Multiple Download
8
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ CATS GC measurements.
Halocompounds CFC-12
(cfc12)
Insitu Monthly Averages Multiple Download
9
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ RITS GC measurements.
Halocompounds CFC-12
(cfc12)
Insitu Monthly Averages Multiple Download
10
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ CATS GC measurements.
Halocompounds Methyl Chloride
(ch3cl)
Insitu Monthly Averages Multiple Download
11
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ CATS GC measurements.
Halocompounds Halon-1211
(h1211)
Insitu Monthly Averages Multiple Download
12
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ CATS GC measurements.
Halocompounds HCFC-142b
(hcfc142b)
Insitu Monthly Averages Multiple Download
13
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ CATS GC measurements.
Halocompounds HCFC-22
(hcfc22)
Insitu Monthly Averages Multiple Download
14
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ CATS GC measurements.
Greenhouse Gases Nitrous Oxide
(n2o)
Insitu Monthly Averages Multiple Download
15
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ RITS GC measurements.
Greenhouse Gases Nitrous Oxide
(n2o)
Insitu Monthly Averages Multiple Download
16
Mauna Loa, Hawaii, United States (MLO)
Continuous in-situ CATS GC measurements.
Greenhouse Gases Sulfur Hexafluoride
(sf6)
Insitu Monthly Averages Multiple Download
17
Mauna Loa, Hawaii, United States (MLO)
Air samples collected in glass flasks.
Greenhouse Gases Methane
(CH4)
Flask Monthly Averages Multiple Download Readme
18
Mauna Loa, Hawaii, United States (MLO)
In-situ ch4 monthly averages
Greenhouse Gases Methane
(CH4)
Insitu Monthly Averages Multiple Download Readme
19
Mauna Loa, Hawaii, United States (MLO)
Air samples collected in glass flasks.
Greenhouse Gases C13/C12 in Methane
(d13C (CH4))
Flask Monthly Averages Multiple Download Readme
20
Mauna Loa, Hawaii, United States (MLO)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Monoxide
(CO)
Flask Monthly Averages Multiple Download Readme
21
Mauna Loa, Hawaii, United States (MLO)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Dioxide
(CO2)
Flask Monthly Averages Multiple Download Readme
22
Mauna Loa, Hawaii, United States (MLO)
In-situ co2 monthly averages
Greenhouse Gases Carbon Dioxide
(CO2)
Insitu Monthly Averages Multiple Download Readme
23
Mauna Loa, Hawaii, United States (MLO)
Air samples collected in glass flasks.
Greenhouse Gases Nitrous Oxide
(N2O)
Flask Monthly Averages Multiple Download Readme
24
Mauna Loa, Hawaii, United States (MLO)
Air samples collected in glass flasks.
Greenhouse Gases Sulfur Hexafluoride
(SF6)
Flask Monthly Averages Multiple Download Readme
Displaying [1 - 24] of 24 records.    

Dataset list last updated on 16 March 2024
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