- Any previously published datasets in this report may have been altered from there original
projection, scale, and/or data format.
- Any previously published datasets in this report have not been checked for
accuracy and or precision and are being included in the report solely for
reference purposes; the USGS is not responsible for the accuracy or precision
of these reports.
- Spatial data provided by this report cannot be used at a larger scale
than originally intended.
- Links to non-U.S. Government software sites or use of non-U.S. Government
software does not constitute endorsement of the sites or software by the USGS or the
- Most spatial data were derived from base maps with scales of 1:1,000,000 or smaller, unless otherwise stated.