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GML Data Finder

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.


Select from the following lists to narrow your search.
Category
Halocompounds (7)
Parameter  
CFC-11 (7)
Type
Insitu (6)
Surface PFP (1)
Frequency
Daily Averages (2)
Hourly Averages (2)
Monthly Averages (2)
Discrete (1)
Site  
NWR (7)
  or enter search term:
Information about site codes can be found here.
7 Datasets filtered from 5364 originally. Reset all Filters
Displaying [1 - 7] of 7 records.    
Dataset Number Site Category Parameter Type Frequency Year Data
1
 Niwot Ridge, Colorado, United States (NWR)
CFC-11 daily averaged measurements at Niwot Ridge, Colorado, United States from continuous in-situ CATS GC. 		Halocompounds CFC-11
(cfc11)		 Insitu Daily Averages Multiple Data
2
 Niwot Ridge, Colorado, United States (NWR)
CFC-11 hourly averaged measurements at Niwot Ridge, Colorado, United States from continuous in-situ CATS GC. 		Halocompounds CFC-11
(cfc11)		 Insitu Hourly Averages Multiple Data
3
 Niwot Ridge, Colorado, United States (NWR)
CFC-11 monthly averaged measurements at Niwot Ridge, Colorado, United States from continuous in-situ CATS GC. 		Halocompounds CFC-11
(cfc11)		 Insitu Monthly Averages Multiple Data
4
 Niwot Ridge, Colorado, United States (NWR)
CFC-11 daily averaged measurements at Niwot Ridge, Colorado, United States from continuous in-situ RITS GC. 		Halocompounds CFC-11
(cfc11)		 Insitu Daily Averages Multiple Data
5
 Niwot Ridge, Colorado, United States (NWR)
CFC-11 hourly averaged measurements at Niwot Ridge, Colorado, United States from continuous in-situ RITS GC. 		Halocompounds CFC-11
(cfc11)		 Insitu Hourly Averages Multiple Data
6
 Niwot Ridge, Colorado, United States (NWR)
CFC-11 monthly averaged measurements at Niwot Ridge, Colorado, United States from continuous in-situ RITS GC. 		Halocompounds CFC-11
(cfc11)		 Insitu Monthly Averages Multiple Data
7
 Niwot Ridge, Colorado, United States (NWR)
CFC11_B measurements from surface air samples collected in glass flasks at Niwot Ridge, Colorado, United States. 		Halocompounds CFC-11
(CCl3F (ion 103))		 Surface PFP Discrete Multiple Data
Displaying [1 - 7] of 7 records.    

Dataset list last updated on 07 October 2025
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