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Use this web page to find specific data files available from the Global Monitoring Laboratory. Click on the Data button under the 'Data' column heading in the table to go to the description and download page for that dataset.


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Category
Greenhouse Gases (79)
Parameter  
Molecular Hydrogen (79)
Type
Flask (79)
Frequency
Monthly Averages (79)
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  or enter search term:
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79 Datasets filtered from 5358 originally. Reset all Filters
Displaying [1 - 79] of 79 records.    
Dataset Number Site Category Parameter Type Frequency Year Data
1
 Arembepe, Bahia, Brazil (ABP)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Arembepe, Bahia, Brazil. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
2
 Alert, Nunavut, Canada (ALT)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Alert, Nunavut, Canada. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
3
 Anmyeon-do, Republic of Korea (AMY)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Anmyeon-do, Republic of Korea. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
4
 Ascension Island, United Kingdom (ASC)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Ascension Island, United Kingdom. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
5
 Assekrem, Algeria (ASK)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Assekrem, Algeria. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
6
 Terceira Island, Azores, Portugal (AZR)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Terceira Island, Azores, Portugal. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
7
 Baltic Sea, Poland (BAL)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Baltic Sea, Poland. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
8
 Baring Head Station, New Zealand (BHD)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Baring Head Station, New Zealand. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
9
 Bukit Kototabang, Indonesia (BKT)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Bukit Kototabang, Indonesia. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
10
 St. Davids Head, Bermuda, United Kingdom (BME)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at St. Davids Head, Bermuda, United Kingdom. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
11
 Tudor Hill, Bermuda, United Kingdom (BMW)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Tudor Hill, Bermuda, United Kingdom. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
12
 Barrow Atmospheric Baseline Observatory, United States (BRW)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Barrow Atmospheric Baseline Observatory, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
13
 Black Sea, Constanta, Romania (BSC)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Black Sea, Constanta, Romania. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
14
 Cold Bay, Alaska, United States (CBA)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Cold Bay, Alaska, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
15
 Cape Grim, Tasmania, Australia (CGO)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Cape Grim, Tasmania, Australia. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
16
 Christmas Island, Republic of Kiribati (CHR)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Christmas Island, Republic of Kiribati. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
17
 Centro de Investigacion de la Baja Atmosfera (CIBA), Spain (CIB)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Centro de Investigacion de la Baja Atmosfera (CIBA), Spain. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
18
 Cape Point, South Africa (CPT)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Cape Point, South Africa. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
19
 Crozet Island, France (CRZ)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Crozet Island, France. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
20
 Drake Passage, (DRP)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Drake Passage, . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
21
 Dongsha Island, Taiwan (DSI)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Dongsha Island, Taiwan. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
22
 Easter Island, Chile (EIC)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Easter Island, Chile. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
23
 Mariana Islands, Guam (GMI)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Mariana Islands, Guam. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
24
 Halley Station, Antarctica, United Kingdom (HBA)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Halley Station, Antarctica, United Kingdom. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
25
 Hohenpeissenberg, Germany (HPB)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Hohenpeissenberg, Germany. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
26
 Hegyhatsal, Hungary (HUN)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Hegyhatsal, Hungary. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
27
 Storhofdi, Vestmannaeyjar, Iceland (ICE)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Storhofdi, Vestmannaeyjar, Iceland. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
28
 Izana, Tenerife, Canary Islands, Spain (IZO)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Izana, Tenerife, Canary Islands, Spain. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
29
 Key Biscayne, Florida, United States (KEY)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Key Biscayne, Florida, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
30
 Cape Kumukahi, Hawaii, United States (KUM)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Cape Kumukahi, Hawaii, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
31
 Lac La Biche, Alberta, Canada (LLB)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Lac La Biche, Alberta, Canada. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
32
 Lulin, Taiwan (LLN)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Lulin, Taiwan. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
33
 Lampedusa, Italy (LMP)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Lampedusa, Italy. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
34
 High Altitude Global Climate Observation Center, Mexico (MEX)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at High Altitude Global Climate Observation Center, Mexico. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
35
 Mace Head, County Galway, Ireland (MHD)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Mace Head, County Galway, Ireland. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
36
 Sand Island, Midway, United States (MID)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Sand Island, Midway, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
37
 Mt. Kenya, Kenya (MKN)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Mt. Kenya, Kenya. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
38
 Mauna Loa, Hawaii, United States (MLO)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Mauna Loa, Hawaii, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
39
 Farol De Mae Luiza Lighthouse, Brazil (NAT)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Farol De Mae Luiza Lighthouse, Brazil. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
40
 Gobabeb, Namibia (NMB)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Gobabeb, Namibia. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
41
 Niwot Ridge, Colorado, United States (NWR)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Niwot Ridge, Colorado, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
42
 Ochsenkopf, Germany (OXK)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Ochsenkopf, Germany. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
43
 Pallas-Sammaltunturi, GAW Station, Finland (PAL)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pallas-Sammaltunturi, GAW Station, Finland. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
44
 Pacific Ocean (0 N), (POC000)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (0 N), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
45
 Pacific Ocean (5 N), (POCN05)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (5 N), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
46
 Pacific Ocean (10 N), (POCN10)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (10 N), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
47
 Pacific Ocean (15 N), (POCN15)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (15 N), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
48
 Pacific Ocean (20 N), (POCN20)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (20 N), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
49
 Pacific Ocean (25 N), (POCN25)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (25 N), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
50
 Pacific Ocean (30 N), (POCN30)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (30 N), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
51
 Pacific Ocean (5 S), (POCS05)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (5 S), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
52
 Pacific Ocean (10 S), (POCS10)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (10 S), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
53
 Pacific Ocean (15 S), (POCS15)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (15 S), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
54
 Pacific Ocean (20 S), (POCS20)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (20 S), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
55
 Pacific Ocean (25 S), (POCS25)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (25 S), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
56
 Pacific Ocean (30 S), (POCS30)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Pacific Ocean (30 S), . 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
57
 Palmer Station, Antarctica, United States (PSA)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Palmer Station, Antarctica, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
58
 Point Arena, California, United States (PTA)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Point Arena, California, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
59
 Ragged Point, Barbados (RPB)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Ragged Point, Barbados. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
60
 Shangdianzi, China (SDZ)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Shangdianzi, China. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
61
 Mahe Island, Seychelles (SEY)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Mahe Island, Seychelles. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
62
 Southern Great Plains, Oklahoma, United States (SGP)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Southern Great Plains, Oklahoma, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
63
 Shemya Island, Alaska, United States (SHM)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Shemya Island, Alaska, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
64
 Tutuila, American Samoa (SMO)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Tutuila, American Samoa. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
65
 South Pole, Antarctica, United States (SPO)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at South Pole, Antarctica, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
66
 Ocean Station M, Norway (STM)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Ocean Station M, Norway. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
67
 Summit, Greenland (SUM)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Summit, Greenland. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
68
 Syowa Station, Antarctica, Japan (SYO)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Syowa Station, Antarctica, Japan. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
69
 Tae-ahn Peninsula, Republic of Korea (TAP)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Tae-ahn Peninsula, Republic of Korea. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
70
 Trinidad Head, California, United States (THD)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Trinidad Head, California, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
71
 Hydrometeorological Observatory of Tiksi, Russia (TIK)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Hydrometeorological Observatory of Tiksi, Russia. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
72
 Taiping Island, Taiwan (TPI)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Taiping Island, Taiwan. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
73
 Ushuaia, Argentina (USH)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Ushuaia, Argentina. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
74
 Wendover, Utah, United States (UTA)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Wendover, Utah, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
75
 Ulaan Uul, Mongolia (UUM)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Ulaan Uul, Mongolia. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
76
 Weizmann Institute of Science at the Arava Institute, Ketura, Israel (WIS)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Weizmann Institute of Science at the Arava Institute, Ketura, Israel. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
77
 Moody, Texas, United States (WKT)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Moody, Texas, United States. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
78
 Mt. Waliguan, Peoples Republic of China (WLG)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Mt. Waliguan, Peoples Republic of China. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
79
 Ny-Alesund, Svalbard, Norway and Sweden (ZEP)
Monthly averages of H2 measurements from surface air samples collected in glass flasks at Ny-Alesund, Svalbard, Norway and Sweden. 		Greenhouse Gases Molecular Hydrogen
(H2)		 Flask Monthly Averages Multiple Data
Displaying [1 - 79] of 79 records.    

Dataset list last updated on 31 May 2025
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