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GML Dataset

Name: Methane hourly averages from Walnut Grove, California, United States
Creator: NOAA Global Monitoring Laboratory
License: https://creativecommons.org/publicdomain/zero/1.0/
Keywords: Earth Science > Atmosphere > Atmospheric Chemistry > Carbon and Hydrocarbon compounds > Methane

Methane hourly averages from Walnut Grove, California, United States

Site	Category	Parameter	Type	Frequency	Year
Walnut Grove, California, United States (WGC) Hourly averages of Methane (ch4) In-situ measurements at Walnut Grove, California, United States	Greenhouse Gases	Methane (CH₄)	Insitu	Hourly Averages	Multiple

Download Data File Format: TextFile Size: 55252 kB

Download Data File Format: NetCDF4File Size: 9599 kB

Dataset README

Dataset updated

Sep 25, 2025

Time period covered

2007-09-23 - 2024-12-19

Citation

Continuous measurements of CO2, CO, CH4 on tall towers starting in 1992. J. B. Miller, A. Andrews, N. Miles, J. Kofler, M.E. Trudeau, P.S. Bakwin, M.L. Fischer, C. Sweeney, A.R. Desai, B. J. Viner, M. J. Parker, D. A. Jaffe, C. E. Miller, S. F. J. de Wekker,, K. Thoning, P. Handley, S. Morris. NOAA Global Monitoring Laboratory. Version: 2025-09-25. http://dx.doi.org/10.7289/V57W69F2

Location

License

This dataset was produced by NOAA and is not subject to copyright protection in the United States. NOAA waives any potential copyright and related rights in these data worldwide through the Creative Commons Zero v1.0 Universal Public Domain Dedication (CC0 1.0)

Fair Use Policy

These data are made freely available to the public and the scientific community in the belief that their wide dissemination will lead to greater understanding and new scientific insights. To ensure that GML receives fair credit for their work please include relevant citation text in publications. We encourage users to contact the data providers, who can provide detailed information about the measurements and scientific insight. In cases where the data are central to a publication, coauthorship for data providers may be appropriate.