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 |
|---|---|---|---|---|---|---|---|---|
|
1 |
Airborne Aerosol Observatory, Bondville, Illinois, United States (AAO) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
2 |
Arembepe, Bahia, Brazil (ABP) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
3 |
Arembepe, Bahia, Brazil (ABP) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
4 |
Alaska Coast Guard, United States (ACG) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
5 |
Atmospheric Carbon and Transport - America, United States (ACT) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
6 |
Alert, Nunavut, Canada (ALT) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
7 |
Alert, Nunavut, Canada (ALT) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
8 |
Amsterdam Island, France (AMS) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
9 |
Amsterdam Island, France (AMS) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
10 |
Argyle, Maine, United States (AMT) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
11 |
Argyle, Maine, United States (AMT) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
12 |
Anmyeon-do, Republic of Korea (AMY) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
13 |
Anmyeon-do, Republic of Korea (AMY) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
14 |
Atlantic Ocean Cruise, (AOC) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
15 |
Ascension Island, United Kingdom (ASC) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
16 |
Ascension Island, United Kingdom (ASC) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
17 |
Assekrem, Algeria (ASK) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
18 |
Assekrem, Algeria (ASK) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
19 |
St. Croix, Virgin Islands, United States (AVI) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
20 |
St. Croix, Virgin Islands, United States (AVI) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
21 |
Terceira Island, Azores, Portugal (AZR) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
22 |
Terceira Island, Azores, Portugal (AZR) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
23 |
Baltic Sea, Poland (BAL) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
24 |
Baltic Sea, Poland (BAL) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
25 |
Boulder Atmospheric Observatory, Colorado, United States (BAO) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
26 |
Boulder Atmospheric Observatory, Colorado, United States (BAO) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
27 |
Bradgate, Iowa, United States (BGI) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
28 |
Baring Head Station, New Zealand (BHD) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
29 |
Baring Head Station, New Zealand (BHD) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
30 |
Bukit Kototabang, Indonesia (BKT) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
31 |
Bukit Kototabang, Indonesia (BKT) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
32 |
St. Davids Head, Bermuda, United Kingdom (BME) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
33 |
St. Davids Head, Bermuda, United Kingdom (BME) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
34 |
Tudor Hill, Bermuda, United Kingdom (BMW) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
35 |
Tudor Hill, Bermuda, United Kingdom (BMW) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
36 |
Beaver Crossing, Nebraska, United States (BNE) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
37 |
Barrow Atmospheric Baseline Observatory, United States (BRW) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
38 |
Barrow Atmospheric Baseline Observatory, United States (BRW) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
39 |
Barrow Atmospheric Baseline Observatory, United States (BRW) In-situ ch4 daily averages |
Greenhouse Gases | Methane (CH4) |
Insitu | Daily Averages | Multiple | Download | Readme |
|
40 |
Barrow Atmospheric Baseline Observatory, United States (BRW) In-situ ch4 hourly averages |
Greenhouse Gases | Methane (CH4) |
Insitu | Hourly Averages | HourlyData | Download | Readme |
|
41 |
Barrow Atmospheric Baseline Observatory, United States (BRW) In-situ ch4 monthly averages |
Greenhouse Gases | Methane (CH4) |
Insitu | Monthly Averages | Multiple | Download | Readme |
|
42 |
Black Sea, Constanta, Romania (BSC) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
43 |
Black Sea, Constanta, Romania (BSC) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
44 |
Brentwood, Maryland, United States (BWD) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
45 |
Briggsdale, Colorado, United States (CAR) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
46 |
Cold Bay, Alaska, United States (CBA) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
47 |
Cold Bay, Alaska, United States (CBA) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
48 |
Cape Grim, Tasmania, Australia (CGO) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
49 |
Cape Grim, Tasmania, Australia (CGO) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
50 |
Christmas Island, Republic of Kiribati (CHR) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
51 |
Christmas Island, Republic of Kiribati (CHR) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
52 |
Centro de Investigacion de la Baja Atmosfera (CIBA), Spain (CIB) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
53 |
Centro de Investigacion de la Baja Atmosfera (CIBA), Spain (CIB) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
54 |
Offshore Cape May, New Jersey, United States (CMA) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
55 |
Cape Meares, Oregon, United States (CMO) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
56 |
Cape Meares, Oregon, United States (CMO) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
57 |
COBRA, (COB) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
58 |
Cape Point, South Africa (CPT) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
59 |
Cape Point, South Africa (CPT) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
60 |
Carbon in Arctic Reservoirs Vulnerability Experiment (CARVE), United States (CRV) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
61 |
Carbon in Arctic Reservoirs Vulnerability Experiment (CARVE), United States (CRV) Continuous In-situ ch4 analyzer from Towers. |
Greenhouse Gases | Methane (CH4) |
Insitu | Hourly Averages | Multiple | Download | Readme |
|
62 |
Crozet Island, France (CRZ) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
63 |
Crozet Island, France (CRZ) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
64 |
Dahlen, North Dakota, United States (DND) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
65 |
Drake Passage, (DRP) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
66 |
Drake Passage, (DRP) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
67 |
Dongsha Island, Taiwan (DSI) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
68 |
Dongsha Island, Taiwan (DSI) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
69 |
East Coast Outflow, United States (ECO) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
70 |
Easter Island, Chile (EIC) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
71 |
Easter Island, Chile (EIC) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
72 |
Estevan Point, British Columbia, Canada (ESP) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
73 |
East Trout Lake, Saskatchewan, Canada (ETL) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
74 |
Fortaleza, Brazil (FTL) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
75 |
Fairchild, Wisconsin, United States (FWI) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
76 |
Mariana Islands, Guam (GMI) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
77 |
Mariana Islands, Guam (GMI) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
78 |
Dwejra Point, Gozo, Malta (GOZ) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
79 |
Dwejra Point, Gozo, Malta (GOZ) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
80 |
Molokai Island, Hawaii, United States (HAA) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
81 |
Halley Station, Antarctica, United Kingdom (HBA) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
82 |
Halley Station, Antarctica, United Kingdom (HBA) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
83 |
Harvard Forest, Massachusetts, United States (HFM) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
84 |
Harvard Forest, Massachusetts, United States (HFM) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
85 |
Homer, Illinois, United States (HIL) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
86 |
HIPPO (HIAPER Pole-to-Pole Observations), United States (HIP) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
87 |
Howland, Maine, United States (HOW) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
88 |
Hohenpeissenberg, Germany (HPB) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
89 |
Hohenpeissenberg, Germany (HPB) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
90 |
Humboldt State University, United States (HSU) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
91 |
Hegyhatsal, Hungary (HUN) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
92 |
Hegyhatsal, Hungary (HUN) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
93 |
Storhofdi, Vestmannaeyjar, Iceland (ICE) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
94 |
Storhofdi, Vestmannaeyjar, Iceland (ICE) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
95 |
INFLUX (Indianapolis Flux Experiment), United States (INX) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
|
96 |
INFLUX (Indianapolis Flux Experiment), United States (INX) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Surface PFP | Discrete | Multiple | Download | Readme |
|
97 |
Grifton, North Carolina, United States (ITN) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
98 |
Grifton, North Carolina, United States (ITN) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |
|
99 |
Izana, Tenerife, Canary Islands, Spain (IZO) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Discrete | Multiple | Download | Readme |
|
100 |
Izana, Tenerife, Canary Islands, Spain (IZO) Air samples collected in glass flasks. |
Greenhouse Gases | Methane (CH4) |
Flask | Monthly Averages | Multiple | Download | Readme |