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.
| Dataset Number | Site | Category | Name | Type | Frequency | Year | Data | Readme |
|---|---|---|---|---|---|---|---|---|
|
801 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | HFC-134a (CH2FCF3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
802 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | HFC-143a (CH3CF3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
803 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | HFC-152a (CH3CHF2) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
804 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | HFC-227ea (CF3CHFCF3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
805 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | HFC-236fa (CF3CH2CF3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
806 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | HFC-32 (CH2F2) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
807 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | PFC-218 (C3F8) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
808 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | Perfluorotriethylamine (PFTEA) ((C2F5)3N) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
809 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | Perfluorotripropylamine (PFTPA) ((C3F7)3N) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
810 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | Isobutane (i-C4H10) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
811 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | isopentane (i-C5H12) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
812 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | n-Butane (n-C4H10) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
813 |
Mt. Wilson Observatory, United States (MWO) Air samples collected in glass flasks. |
Halocompounds | n-Pentane (n-C5H12) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
814 |
Multiple Sites Equivalent Effective Chlorine, total Cl, total Br from halocarbons (flask and in situ compilation) |
Halocompounds | Total Br, Cl, and EECl | Combined | Monthly Averages | Multiple | Download | |
|
815 |
Multiple Sites Monthly means from two or more measurement programs. |
Halocompounds | CFC-11 (cfc11) |
Combined | Monthly Averages | Multiple | Download | |
|
816 |
Multiple Sites Monthly means from two or more measurement programs. |
Halocompounds | CFC-12 (cfc12) |
Combined | Monthly Averages | Multiple | Download | |
|
817 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | Ethane (C2H6) |
Flask | Discrete | Multiple | Download | |
|
818 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | Propane (C3H8) |
Flask | Discrete | Multiple | Download | |
|
819 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | PFC-14 (CF4) |
Flask | Discrete | Multiple | Download | |
|
820 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | Methyl Chloroform (CH3CCl3) |
Flask | Discrete | Multiple | Download | Readme |
|
821 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | Methyl Chloride (CH3Cl) |
Flask | Discrete | Multiple | Download | Readme |
|
822 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | Halon-1301 (H-1301) |
Flask | Discrete | Multiple | Download | Readme |
|
823 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | HFC-125 | Flask | Discrete | Multiple | Download | Readme |
|
824 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | HFC-143a | Flask | Discrete | Multiple | Download | Readme |
|
825 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | HFC-32 | Flask | Discrete | Multiple | Download | Readme |
|
826 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | HFC-236fa (CF3CH2CF3) |
Flask | Discrete | Multiple | Download | |
|
827 |
Multiple Sites Combined HATS Airborne measurements |
Halocompounds | Multiple | Aircraft | Discrete | Multiple | Download | Readme |
|
828 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | Trifluoroamine (NF3) |
Flask | Discrete | Multiple | Download | |
|
829 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | PFC-116 (CF3CF3) |
Flask | Discrete | Multiple | Download | |
|
830 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | Sulfuryl Fluoride (SO2F2) |
Flask | Discrete | Multiple | Download | |
|
831 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | CFC-113 (cfc113) |
Flask | Discrete | Multiple | Download | Readme |
|
832 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | Methyl Bromide (ch3br) |
Flask | Discrete | Multiple | Download | Readme |
|
833 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | Carbonyl Sulfide (cos) |
Flask | Discrete | Multiple | Download | Readme |
|
834 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | Halon-1211 (h1211) |
Flask | Discrete | Multiple | Download | Readme |
|
835 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | HCFC-141b (hcfc141b) |
Flask | Discrete | Multiple | Download | Readme |
|
836 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | HCFC-142b (hcfc142b) |
Flask | Discrete | Multiple | Download | Readme |
|
837 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | HCFC-22 (hcfc22) |
Flask | Discrete | Multiple | Download | Readme |
|
838 |
Multiple Sites Flask samples analyzed by GCMS. |
Halocompounds | HFC-134a (hfc134a) |
Flask | Discrete | Multiple | Download | Readme |
|
839 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Acetylene (C2H2) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
840 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Acetylene (C2H2) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
841 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Ethane (C2H6) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
842 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Ethane (C2H6) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
843 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Propane (C3H8) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
844 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Propane (C3H8) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
845 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Benzene (C6H6) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
846 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Benzene (C6H6) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
847 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | PFC-14 (CF4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
848 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | PFC-14 (CF4) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
849 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | CFC-115 (CClF2CF3) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
850 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | CFC-115 (CClF2CF3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
851 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
852 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
853 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | CFC-13 (CClF3) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
854 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | CFC-13 (CClF3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
855 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Methelyne Bromide (CH2Br2) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
856 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Methelyne Bromide (CH2Br2) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
857 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Methyl Chloroform (97) (CH3CCl3) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
858 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Methyl Chloroform (97) (CH3CCl3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
859 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Chloroform (CHCl3) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
860 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Chloroform (CHCl3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
861 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | ethylene dichloride (1,2 DCE) (CH2ClCH2Cl) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
862 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | ethylene dichloride (1,2 DCE) (CH2ClCH2Cl) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
863 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Halon-1301 (CF3Br) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
864 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Halon-1301 (CF3Br) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
865 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Halon-2402 (CBrF2CBrF2) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
866 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Halon-2402 (CBrF2CBrF2) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
867 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HCFC-133a (CH2ClCF3) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
868 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HCFC-133a (CH2ClCF3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
869 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HCFC-22 (CHF2Cl) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
870 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HCFC-22 (CHF2Cl) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
871 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-125 (CHF2CF3) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
872 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-125 (CHF2CF3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
873 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-134a (CH2FCF3) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
874 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-134a (CH2FCF3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
875 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-143a (CH3CF3) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
876 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-143a (CH3CF3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
877 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-152a (CH3CHF2) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
878 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-152a (CH3CHF2) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
879 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-227ea (CF3CHFCF3) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
880 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-227ea (CF3CHFCF3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
881 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-236fa (CF3CH2CF3) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
882 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-236fa (CF3CH2CF3) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
883 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-32 (CH2F2) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
884 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | HFC-32 (CH2F2) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
885 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | PFC-218 (C3F8) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
886 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | PFC-218 (C3F8) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
887 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Perfluorotriethylamine (PFTEA) ((C2F5)3N) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
888 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Perfluorotriethylamine (PFTEA) ((C2F5)3N) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
889 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Perfluorotripropylamine (PFTPA) ((C3F7)3N) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
890 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Perfluorotripropylamine (PFTPA) ((C3F7)3N) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
891 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Isobutane (i-C4H10) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
892 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | Isobutane (i-C4H10) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
893 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | isopentane (i-C5H12) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
894 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | isopentane (i-C5H12) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
895 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | n-Butane (n-C4H10) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
896 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | n-Butane (n-C4H10) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
897 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | n-Pentane (n-C5H12) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
898 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | n-Pentane (n-C5H12) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
899 |
NE Baltimore, Maryland, United States (NEB) Air samples collected in glass flasks. |
Halocompounds | Acetylene (C2H2) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
900 |
NE Baltimore, Maryland, United States (NEB) Air samples collected in glass flasks. |
Halocompounds | Ethane (C2H6) |
Surface PFP | Discrete | Multiple | Download | Readme |