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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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Halocompounds (82)
Parameter  
Methyl Chloroform (82)
Type
Insitu (33)
Aircraft PFP (24)
Surface PFP (24)
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Frequency
Discrete (49)
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  or enter search term:
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82 Datasets filtered from 5419 originally. Reset all Filters
Displaying [1 - 82] of 82 records.    
Dataset Number Site Category Parameter Type Frequency Year Data
1
 Alaska Coast Guard, United States (ACG)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Alaska Coast Guard, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
2
 Atmospheric Carbon and Transport - America, United States (ACT)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Atmospheric Carbon and Transport - America, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
3
 Argyle, Maine, United States (AMT)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Argyle, Maine, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
4
 Boulder Atmospheric Observatory, Colorado, United States (BAO)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Boulder Atmospheric Observatory, Colorado, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
5
 Barrow Atmospheric Baseline Observatory, United States (BRW)
Methyl Chloroform daily averaged measurements at Barrow Atmospheric Baseline Observatory, United States from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Daily Averages Multiple Data
6
 Barrow Atmospheric Baseline Observatory, United States (BRW)
Methyl Chloroform hourly averaged measurements at Barrow Atmospheric Baseline Observatory, United States from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Hourly Averages Multiple Data
7
 Barrow Atmospheric Baseline Observatory, United States (BRW)
Methyl Chloroform monthly averaged measurements at Barrow Atmospheric Baseline Observatory, United States from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Monthly Averages Multiple Data
8
 Barrow Atmospheric Baseline Observatory, United States (BRW)
Methyl Chloroform daily averaged measurements at Barrow Atmospheric Baseline Observatory, United States from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Daily Averages Multiple Data
9
 Barrow Atmospheric Baseline Observatory, United States (BRW)
Methyl Chloroform hourly averaged measurements at Barrow Atmospheric Baseline Observatory, United States from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Hourly Averages Multiple Data
10
 Barrow Atmospheric Baseline Observatory, United States (BRW)
Methyl Chloroform monthly averaged measurements at Barrow Atmospheric Baseline Observatory, United States from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Monthly Averages Multiple Data
11
 Brentwood, Maryland, United States (BWD)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Brentwood, Maryland, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
12
 Briggsdale, Colorado, United States (CAR)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Briggsdale, Colorado, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
13
 Offshore Cape May, New Jersey, United States (CMA)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Offshore Cape May, New Jersey, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
14
 Carbon in Arctic Reservoirs Vulnerability Experiment (CARVE), United States (CRV)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Carbon in Arctic Reservoirs Vulnerability Experiment (CARVE), United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
15
 Dahlen, North Dakota, United States (DND)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Dahlen, North Dakota, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
16
 East Coast Outflow, United States (ECO)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at East Coast Outflow, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
17
 Estevan Point, British Columbia, Canada (ESP)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Estevan Point, British Columbia, Canada. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
18
 East Trout Lake, Saskatchewan, Canada (ETL)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at East Trout Lake, Saskatchewan, Canada. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
19
 Harvard Forest, Massachusetts, United States (HFM)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Harvard Forest, Massachusetts, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
20
 Homer, Illinois, United States (HIL)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Homer, Illinois, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
21
 INFLUX (Indianapolis Flux Experiment), United States (INX)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at INFLUX (Indianapolis Flux Experiment), United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
22
 INFLUX (Indianapolis Flux Experiment), United States (INX)
CH3CCL3_A measurements from surface air samples collected in glass flasks at INFLUX (Indianapolis Flux Experiment), United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
23
 LA Megacities, United States (LAC)
CH3CCL3_A measurements from surface air samples collected in glass flasks at LA Megacities, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
24
 Park Falls, Wisconsin, United States (LEF)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Park Falls, Wisconsin, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
25
 Park Falls, Wisconsin, United States (LEF)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Park Falls, Wisconsin, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
26
 Lewisburg, Pennsylvania, United States (LEW)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Lewisburg, Pennsylvania, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
27
 Mt. Bachelor Observatory, United States (MBO)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Mt. Bachelor Observatory, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
28
 Mauna Loa, Hawaii, United States (MLO)
Methyl Chloroform daily averaged measurements at Mauna Loa, Hawaii, United States from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Daily Averages Multiple Data
29
 Mauna Loa, Hawaii, United States (MLO)
Methyl Chloroform hourly averaged measurements at Mauna Loa, Hawaii, United States from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Hourly Averages Multiple Data
30
 Mauna Loa, Hawaii, United States (MLO)
Methyl Chloroform monthly averaged measurements at Mauna Loa, Hawaii, United States from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Monthly Averages Multiple Data
31
 Mauna Loa, Hawaii, United States (MLO)
Methyl Chloroform daily averaged measurements at Mauna Loa, Hawaii, United States from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Daily Averages Multiple Data
32
 Mauna Loa, Hawaii, United States (MLO)
Methyl Chloroform hourly averaged measurements at Mauna Loa, Hawaii, United States from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Hourly Averages Multiple Data
33
 Mauna Loa, Hawaii, United States (MLO)
Methyl Chloroform monthly averaged measurements at Mauna Loa, Hawaii, United States from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Monthly Averages Multiple Data
34
 Marcellus Pennsylvania, United States (MRC)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Marcellus Pennsylvania, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
35
 Marcellus Pennsylvania, United States (MRC)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Marcellus Pennsylvania, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
36
 Mashpee, Massachusetts, United States (MSH)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Mashpee, Massachusetts, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
37
 Mt. Wilson Observatory, United States (MWO)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Mt. Wilson Observatory, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
38
 Multiple Sites
Methyl Chloroform (CH3CCl3) measurements from flask samples analyzed by GCMS 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Flask Discrete Multiple Data
39
 Multiple Sites
CH3CCL3_A measurements from aircraft air samples collected in glass flasks. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
40
 Multiple Sites
CH3CCL3_A measurements from surface air samples collected in glass flasks. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
41
 NE Baltimore, Maryland, United States (NEB)
CH3CCL3_A measurements from surface air samples collected in glass flasks at NE Baltimore, Maryland, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
42
 Offshore Portsmouth, New Hampshire (Isles of Shoals), United States (NHA)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Offshore Portsmouth, New Hampshire (Isles of Shoals), United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
43
 North Slope, Alaska, United States (NSA)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at North Slope, Alaska, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
44
 Northern Saskatchewan, Canada (NSK)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Northern Saskatchewan, Canada. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
45
 NW Baltimore, United States (NWB)
CH3CCL3_A measurements from surface air samples collected in glass flasks at NW Baltimore, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
46
 Niwot Ridge, Colorado, United States (NWR)
Methyl Chloroform daily averaged measurements at Niwot Ridge, Colorado, United States from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Daily Averages Multiple Data
47
 Niwot Ridge, Colorado, United States (NWR)
Methyl Chloroform hourly averaged measurements at Niwot Ridge, Colorado, United States from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Hourly Averages Multiple Data
48
 Niwot Ridge, Colorado, United States (NWR)
Methyl Chloroform monthly averaged measurements at Niwot Ridge, Colorado, United States from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Monthly Averages Multiple Data
49
 Niwot Ridge, Colorado, United States (NWR)
Methyl Chloroform daily averaged measurements at Niwot Ridge, Colorado, United States from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Daily Averages Multiple Data
50
 Niwot Ridge, Colorado, United States (NWR)
Methyl Chloroform hourly averaged measurements at Niwot Ridge, Colorado, United States from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Hourly Averages Multiple Data
51
 Niwot Ridge, Colorado, United States (NWR)
Methyl Chloroform monthly averaged measurements at Niwot Ridge, Colorado, United States from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Monthly Averages Multiple Data
52
 Niwot Ridge, Colorado, United States (NWR)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Niwot Ridge, Colorado, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
53
 Poker Flat, Alaska, United States (PFA)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Poker Flat, Alaska, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
54
 Rarotonga, Cook Islands (RTA)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Rarotonga, Cook Islands. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
55
 Offshore Charleston, South Carolina, United States (SCA)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Offshore Charleston, South Carolina, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
56
 Beech Island, South Carolina, United States (SCT)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Beech Island, South Carolina, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
57
 Southern Great Plains, Oklahoma, United States (SGP)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Southern Great Plains, Oklahoma, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
58
 Southern Great Plains, Oklahoma, United States (SGP)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Southern Great Plains, Oklahoma, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
59
 Tutuila, American Samoa (SMO)
Methyl Chloroform daily averaged measurements at Tutuila, American Samoa from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Daily Averages Multiple Data
60
 Tutuila, American Samoa (SMO)
Methyl Chloroform hourly averaged measurements at Tutuila, American Samoa from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Hourly Averages Multiple Data
61
 Tutuila, American Samoa (SMO)
Methyl Chloroform monthly averaged measurements at Tutuila, American Samoa from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Monthly Averages Multiple Data
62
 Tutuila, American Samoa (SMO)
Methyl Chloroform daily averaged measurements at Tutuila, American Samoa from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Daily Averages Multiple Data
63
 Tutuila, American Samoa (SMO)
Methyl Chloroform hourly averaged measurements at Tutuila, American Samoa from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Hourly Averages Multiple Data
64
 Tutuila, American Samoa (SMO)
Methyl Chloroform monthly averaged measurements at Tutuila, American Samoa from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Monthly Averages Multiple Data
65
 South Pole, Antarctica, United States (SPO)
Methyl Chloroform daily averaged measurements at South Pole, Antarctica, United States from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Daily Averages Multiple Data
66
 South Pole, Antarctica, United States (SPO)
Methyl Chloroform hourly averaged measurements at South Pole, Antarctica, United States from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Hourly Averages Multiple Data
67
 South Pole, Antarctica, United States (SPO)
Methyl Chloroform monthly averaged measurements at South Pole, Antarctica, United States from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Monthly Averages Multiple Data
68
 South Pole, Antarctica, United States (SPO)
Methyl Chloroform daily averaged measurements at South Pole, Antarctica, United States from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Daily Averages Multiple Data
69
 South Pole, Antarctica, United States (SPO)
Methyl Chloroform hourly averaged measurements at South Pole, Antarctica, United States from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Hourly Averages Multiple Data
70
 South Pole, Antarctica, United States (SPO)
Methyl Chloroform monthly averaged measurements at South Pole, Antarctica, United States from continuous in-situ RITS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Monthly Averages Multiple Data
71
 Sutro Tower, San Francisco, California, United States (STR)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Sutro Tower, San Francisco, California, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
72
 Summit, Greenland (SUM)
Methyl Chloroform daily averaged measurements at Summit, Greenland from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Daily Averages Multiple Data
73
 Summit, Greenland (SUM)
Methyl Chloroform hourly averaged measurements at Summit, Greenland from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Hourly Averages Multiple Data
74
 Summit, Greenland (SUM)
Methyl Chloroform monthly averaged measurements at Summit, Greenland from continuous in-situ CATS GC. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Insitu Monthly Averages Multiple Data
75
 Offshore Corpus Christi, Texas, United States (TGC)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Offshore Corpus Christi, Texas, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
76
 Trinidad Head, California, United States (THD)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Trinidad Head, California, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
77
 Thurmont, Maryland, United States (TMD)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Thurmont, Maryland, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
78
 Atmospheric Tomography Mission (ATom), United States (TOM)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at Atmospheric Tomography Mission (ATom), United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
79
 West Branch, Iowa, United States (WBI)
CH3CCL3_A measurements from aircraft air samples collected in glass flasks at West Branch, Iowa, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Aircraft PFP Discrete Multiple Data
80
 West Branch, Iowa, United States (WBI)
CH3CCL3_A measurements from surface air samples collected in glass flasks at West Branch, Iowa, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
81
 Walnut Grove, California, United States (WGC)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Walnut Grove, California, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
82
 Moody, Texas, United States (WKT)
CH3CCL3_A measurements from surface air samples collected in glass flasks at Moody, Texas, United States. 		Halocompounds Methyl Chloroform
(CH3CCl3)		 Surface PFP Discrete Multiple Data
Displaying [1 - 82] of 82 records.    

Dataset list last updated on 06 June 2026
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