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United States Precision Lightning Network (USPLN) Data


Lightning stroke data are collected in 1-hour reports which contain cloud-to-ground lightning stroke data and cloud flash discharges. The data are available in ASCII NAPLN extended data format. The reports have been combined into daily tar files. To request access to this data, please contact us via the info at the bottom of this page.

Archive note

Access to this data set is limited to project Principal Investigators.

File 20161030_report.tar has been found to be corrupted. This file will remain hidden until the issue is resolved. 

Due to unexpected hardware failure some files were lost corresponding to days in year 2017. Specifically, data from the following days were lost: 01/09, 01/20, 02/06, 02/18, 02/20, 02/22, 02/24, 03/02, 03/09, 03/13, 03/16, 03/29, 04/16, 04/18, 04/25, 05/18, 05/19, 06/06, 06/09, 06/10, 06/11, 06/13, 06/14, 06/16.

Data access

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Additional information

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Language English
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Related links

Temporal coverage

Begin datetime 2010-05-01 00:00:00
End datetime 2021-09-20 23:59:59

Spatial coverage

Map data from IBCSO, IBCAO, and Global Topography.

Maximum (North) Latitude: 90.00, Minimum (South) Latitude: -90.00
Minimum (West) Longitude: -180.00, Maximum (East) Longitude: 180.00

Primary point of contact information

EOL Data Support <>


Example citation following ESIP guidelines:

UCAR/NCAR - Earth Observing Laboratory. 2011. United States Precision Lightning Network (USPLN) Data. Version 1.0. UCAR/NCAR - Earth Observing Laboratory. Accessed 16 Oct 2021.

Today's date is shown: please replace with the date of your most recent access.

This dataset does not have a DOI. If you plan to cite this dataset, please email us to request a DOI, which will improve the searchability and cross-referencing of the citation.

Ancillary information

Metadata download

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