U.S. FlagAn official website of the United States government
icon dot gov
Official websites use .gov

A .gov website belongs to an official government organization in the United States.

icon https
Secure .gov websites use HTTPS

A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

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.
Type
Frequency
Discrete (2704)
Site  
AAO (5)
ABP (13)
ACG (36)
ACT (36)
ALT (14)
AMS (2)
AMT (46)
AMY (14)
AOC (2)
ARH (1)
ASC (14)
ASK (13)
AVI (2)
AZR (14)
BAL (14)
BAO (37)
BGI (5)
BHD (7)
BIS (1)
BKT (13)
BLD (1)
BME (6)
BMW (13)
BNA (1)
BNE (6)
BRW (15)
BSC (13)
BWD (35)
CAR (36)
CBA (14)
CBM (1)
CGO (14)
CHR (6)
CIB (6)
CMA (36)
CMO (3)
COB (5)
CPT (13)
CRV (35)
CRZ (13)
DND (33)
DRP (6)
DSI (6)
ECO (36)
EIC (14)
ESP (36)
ETL (36)
FBK (1)
FTL (5)
FWI (5)
GMI (14)
GOZ (3)
Gridded (2)
HAA (5)
HBA (13)
HFM (37)
HIL (36)
HIP (6)
HNX (1)
HOW (3)
HPB (13)
HSU (6)
HUN (6)
ICE (13)
INX (68)
ITN (4)
IZO (13)
KCO (5)
KEY (13)
KLM (5)
KPA (1)
KUM (14)
KZD (5)
KZM (5)
LAC (35)
LAU (1)
LEF (84)
LEW (35)
LLB (14)
LLN (6)
LMP (6)
MBC (3)
MBO (35)
MCI (5)
MCM (1)
MEX (14)
MHD (14)
MID (14)
MKN (13)
MKO (9)
MLO (20)
MMP (5)
MOW (3)
MPO (1)
MRC (68)
MSH (35)
MVY (5)
MWO (35)
Multiple (100)
NAT (13)
NEB (35)
NHA (36)
NMB (6)
NSA (33)
NSK (36)
NWB (35)
NWF (5)
NWR (42)
NZL (1)
OHP (1)
OIL (5)
OPW (2)
OXK (13)
PAL (13)
PAO (5)
PFA (36)
POC (6)
PSA (13)
PTA (6)
PTH (1)
RPB (13)
RTA (36)
S2K (5)
SAN (5)
SCA (36)
SCS (3)
SCT (35)
SDZ (6)
SEY (13)
SGI (2)
SGP (84)
SHM (13)
SIO (1)
SMO (15)
SPF (5)
SPO (15)
STC (1)
STM (6)
STR (35)
SUM (14)
SYO (13)
TAC (6)
TAP (14)
TGC (36)
THD (49)
TIK (13)
TMD (35)
TOM (33)
TPI (5)
ULB (5)
USH (13)
UTA (13)
UUM (6)
WAI (1)
WBI (71)
WGC (40)
WIS (6)
WKT (40)
WLG (7)
WPC (7)
ZEP (14)
  or enter search term:
2704 Datasets filtered from 4840 originally. Reset all Filters

Displaying [51 - 100] of 2704 records.    
Dataset Number Site Category Name Type Frequency Year Data Readme
51
Alaska Coast Guard, United States (ACG)
Air samples collected in glass flasks.
Greenhouse Gases Nitrous Oxide
(N2O)
Aircraft PFP Discrete Multiple Download Readme
52
Alaska Coast Guard, United States (ACG)
Air samples collected in glass flasks.
Halocompounds n-Butane
(n-C4H10)
Aircraft PFP Discrete Multiple Download Readme
53
Alaska Coast Guard, United States (ACG)
Air samples collected in glass flasks.
Halocompounds n-Pentane
(n-C5H12)
Aircraft PFP Discrete Multiple Download Readme
54
Alaska Coast Guard, United States (ACG)
Air samples collected in glass flasks.
Greenhouse Gases Sulfur Hexafluoride
(SF6)
Aircraft PFP Discrete Multiple Download Readme
55
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds Acetylene
(C2H2)
Aircraft PFP Discrete Multiple Download Readme
56
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds Ethane
(C2H6)
Aircraft PFP Discrete Multiple Download Readme
57
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds Propane
(C3H8)
Aircraft PFP Discrete Multiple Download Readme
58
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds Benzene
(C6H6)
Aircraft PFP Discrete Multiple Download Readme
59
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds PFC-14
(CF4)
Aircraft PFP Discrete Multiple Download Readme
60
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds CFC-115
(CClF2CF3)
Aircraft PFP Discrete Multiple Download Readme
61
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds CFC-11
(CCl3F (ion 103))
Aircraft PFP Discrete Multiple Download Readme
62
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds CFC-13
(CClF3)
Aircraft PFP Discrete Multiple Download Readme
63
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds Methylene Bromide
(CH2Br2)
Aircraft PFP Discrete Multiple Download Readme
64
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds Methyl Chloroform (97)
(CH3CCl3)
Aircraft PFP Discrete Multiple Download Readme
65
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds Chloroform
(CHCl3)
Aircraft PFP Discrete Multiple Download Readme
66
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds ethylene dichloride (1,2 DCE)
(CH2ClCH2Cl)
Aircraft PFP Discrete Multiple Download Readme
67
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds Halon-1301
(CF3Br)
Aircraft PFP Discrete Multiple Download Readme
68
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds Halon-2402
(CBrF2CBrF2)
Aircraft PFP Discrete Multiple Download Readme
69
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds HCFC-133a
(CH2ClCF3)
Aircraft PFP Discrete Multiple Download Readme
70
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds HCFC-22
(CHF2Cl)
Aircraft PFP Discrete Multiple Download Readme
71
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds HFC-125
(CHF2CF3)
Aircraft PFP Discrete Multiple Download Readme
72
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds HFC-134a
(CH2FCF3)
Aircraft PFP Discrete Multiple Download Readme
73
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds HFC-143a
(CH3CF3)
Aircraft PFP Discrete Multiple Download Readme
74
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds HFC-152a
(CH3CHF2)
Aircraft PFP Discrete Multiple Download Readme
75
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds HFC-227ea
(CF3CHFCF3)
Aircraft PFP Discrete Multiple Download Readme
76
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds HFC-236fa
(CF3CH2CF3)
Aircraft PFP Discrete Multiple Download Readme
77
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds HFC-32
(CH2F2)
Aircraft PFP Discrete Multiple Download Readme
78
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds PFC-218
(C3F8)
Aircraft PFP Discrete Multiple Download Readme
79
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds Perfluorotriethylamine (PFTEA)
((C2F5)3N)
Aircraft PFP Discrete Multiple Download Readme
80
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds Perfluorotripropylamine (PFTPA)
((C3F7)3N)
Aircraft PFP Discrete Multiple Download Readme
81
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Greenhouse Gases Methane
(CH4)
Aircraft PFP Discrete Multiple Download Readme
82
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Monoxide
(CO)
Aircraft PFP Discrete Multiple Download Readme
83
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Dioxide
(CO2)
Aircraft PFP Discrete Multiple Download Readme
84
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Greenhouse Gases Molecular Hydrogen
(H2)
Aircraft PFP Discrete Multiple Download Readme
85
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds Isobutane
(i-C4H10)
Aircraft PFP Discrete Multiple Download Readme
86
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds isopentane
(i-C5H12)
Aircraft PFP Discrete Multiple Download Readme
87
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Greenhouse Gases Nitrous Oxide
(N2O)
Aircraft PFP Discrete Multiple Download Readme
88
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds n-Butane
(n-C4H10)
Aircraft PFP Discrete Multiple Download Readme
89
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Halocompounds n-Pentane
(n-C5H12)
Aircraft PFP Discrete Multiple Download Readme
90
Atmospheric Carbon and Transport - America, United States (ACT)
Air samples collected in glass flasks.
Greenhouse Gases Sulfur Hexafluoride
(SF6)
Aircraft PFP Discrete Multiple Download Readme
91
Alert, Nunavut, Canada (ALT)
Air samples collected in glass flasks.
Non-Methane Hydrocarbons Ethane
(C2H6)
Flask Discrete Multiple Download Readme
92
Alert, Nunavut, Canada (ALT)
Air samples collected in glass flasks.
Non-Methane Hydrocarbons Propane
(C3H8)
Flask Discrete Multiple Download Readme
93
Alert, Nunavut, Canada (ALT)
Air samples collected in glass flasks.
Non-Methane Hydrocarbons isoprene
(C5H8)
Flask Discrete Multiple Download Readme
94
Alert, Nunavut, Canada (ALT)
Air samples collected in glass flasks.
Greenhouse Gases Methane
(CH4)
Flask Discrete Multiple Download Readme
95
Alert, Nunavut, Canada (ALT)
Air samples collected in glass flasks.
Greenhouse Gases C13/C12 in Methane
(d13C (CH4))
Flask Discrete Multiple Download Readme
96
Alert, Nunavut, Canada (ALT)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Monoxide
(CO)
Flask Discrete Multiple Download Readme
97
Alert, Nunavut, Canada (ALT)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Dioxide
(CO2)
Flask Discrete Multiple Download Readme
98
Alert, Nunavut, Canada (ALT)
Air samples collected in glass flasks.
Greenhouse Gases Molecular Hydrogen
(H2)
Flask Discrete Multiple Download Readme
99
Alert, Nunavut, Canada (ALT)
Air samples collected in glass flasks.
Non-Methane Hydrocarbons Isobutane
(i-C4H10)
Flask Discrete Multiple Download Readme
100
Alert, Nunavut, Canada (ALT)
Air samples collected in glass flasks.
Non-Methane Hydrocarbons isopentane
(i-C5H12)
Flask Discrete Multiple Download Readme
Displaying [51 - 100] of 2704 records.    

Dataset list last updated on 05 October 2024
Please send feedback on this page to ESRL/GML Webmaster