A .gov website belongs to an official government organization in the United States.
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.
Dataset Number | Site | Category | Name | Type | Frequency | Year | Data | Readme |
---|---|---|---|---|---|---|---|---|
1 |
Alaska Coast Guard, United States (ACG) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
2 |
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 |
3 |
Briggsdale, Colorado, United States (CAR) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
4 |
Offshore Cape May, New Jersey, United States (CMA) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
5 |
Dahlen, North Dakota, United States (DND) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
6 |
East Coast Outflow, United States (ECO) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
7 |
Estevan Point, British Columbia, Canada (ESP) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
8 |
East Trout Lake, Saskatchewan, Canada (ETL) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
9 |
Homer, Illinois, United States (HIL) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
10 |
INFLUX (Indianapolis Flux Experiment), United States (INX) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
11 |
Park Falls, Wisconsin, United States (LEF) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
12 |
Marcellus Pennsylvania, United States (MRC) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
13 |
Multiple Sites Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
14 |
Offshore Portsmouth, New Hampshire (Isles of Shoals), United States (NHA) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
15 |
North Slope, Alaska, United States (NSA) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
16 |
Northern Saskatchewan, Canada (NSK) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
17 |
Poker Flat, Alaska, United States (PFA) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
18 |
Rarotonga, Cook Islands (RTA) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
19 |
Offshore Charleston, South Carolina, United States (SCA) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
20 |
Southern Great Plains, Oklahoma, United States (SGP) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
21 |
Offshore Corpus Christi, Texas, United States (TGC) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
22 |
Trinidad Head, California, United States (THD) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
23 |
Atmospheric Tomography Mission (ATom), United States (TOM) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |
24 |
West Branch, Iowa, United States (WBI) Air samples collected in glass flasks. |
Halocompounds | CFC-11 (CCl3F (ion 103)) |
Aircraft PFP | Discrete | Multiple | Download | Readme |