Information on this web site is preliminary and has not been formally reviewed and approved by the Director of the U.S. Geological Survey. Although efforts have been made to screen information for data that may be seriously compromised, the data provided here are not guaranteed to be correct or complete. Conclusions drawn from the data are the responsibility of the users. For more detail on data quality, including evaluation of data from heterogeneous sources, see technical discussion in the relevant sections. Mention of commercial software or services does not imply endorsement by the USGS.

Specific information about the Data Exchange and Database Pages

All information contained in the SOFIA Data Exchange and Database pages are considered PROVISIONAL data that have not been reviewed or edited unless otherwise indicated. These data may be subject to significant change and are not citeable until reviewed and approved by the U.S. Geological Survey. Data users are cautioned to consider carefully the provisional nature of the information before using it for decisions that concern personal or public safety or the conduct of business that involves substantial monetary or operational consequences. Information concerning the accuracy and appropriate uses of these data or concerning other project material may be obtained from the principle investigator for the project that collected the data.

Non-USGS Information