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WNA-BackTraj Data Access and Tools
To cite the campaign dataset, please use the following campaign DOI and citation:
Cui, Y., Chang, K.-L., Lee, Ju-Mee, & Iraci, T. (2025). FLEXPART for Western North American Ozone Observations [Dataset]. NASA Langley Atmospheric Science Data Center Distributed Active Archive Center. https://doi.org/10.5067/ASDC/WNA-BACKTRAJ
WNA-BackTraj Documents
| Name Sort descending | Description | File Type | Date Published | |
|---|---|---|---|---|
| FLEXPART for Western North American Ozone Observations Receptor Information | CSV (21.71 mb) | |||
| ReadMe file for monthly back-trajectory data from FLEXPART-ERA5 | DOCX (20.56 kb) | |||
| ReadMe file for the Gridded Ozone Dataset | DOCX (19.33 kb) | |||
| ReadMe file for the native FLEXPART-ERA5 SRR dataset | DOCX (16.63 kb) |
WNA-BackTraj Datasets
| Dataset Sort descending | Platforms | Temporal Extent | Spatial Extent | Location | Data State |
|---|---|---|---|---|---|
| Western North American FLEXPART Back Trajectory 1994 Data | FLEXPART | 1994-01-01 to 1994-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 1994-2021 Merge Data | FLEXPART | 1994-01-01 to 2021-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 1995 Data | FLEXPART | 1995-01-01 to 1995-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 1996 Data | FLEXPART | 1996-01-01 to 1996-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 1997 Data | FLEXPART | 1997-01-01 to 1997-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 1998 Data | FLEXPART | 1998-01-01 to 1998-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 1999 Data | FLEXPART | 1999-01-01 to 1999-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2000 Data | FLEXPART | 2000-01-01 to 2000-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2001 Data | FLEXPART | 2001-01-01 to 2001-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2002 Data | FLEXPART | 2002-01-01 to 2002-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2003 Data | FLEXPART | 2003-01-01 to 2003-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2004 Data | FLEXPART | 2004-01-01 to 2004-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2005 Data | FLEXPART | 2005-01-01 to 2005-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2006 Data | FLEXPART | 2006-01-01 to 2006-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2007 Data | FLEXPART | 2007-01-01 to 2007-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2008 Data | FLEXPART | 2008-01-01 to 2008-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2009 Data | FLEXPART | 2009-01-01 to 2009-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2010 Data | FLEXPART | 2010-01-01 to 2010-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2011 Data | FLEXPART | 2011-01-01 to 2011-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2012 Data | FLEXPART | 2012-01-01 to 2012-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2013 Data | FLEXPART | 2013-01-01 to 2013-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2014 Data | FLEXPART | 2014-01-01 to 2014-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2015 Data | FLEXPART | 2015-01-01 to 2015-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2016 Data | FLEXPART | 2016-01-01 to 2016-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
| Western North American FLEXPART Back Trajectory 2017 Data | FLEXPART | 2017-01-01 to 2017-12-31 |
N: 90 S: 0 E: 180 W: -180 |
WESTERN UNITED STATES, Troposphere, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | COMPLETE |
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