Although the U. S. Geological Survey is making these data
sets available to others who may find the data of value, the U. S. Geological Survey does
not warrant, endorse, or recommend the use of these data setse for any given
purpose. The user assumes the entire risk related to the use of these
data. These data sets are not for navigational purposes. The U. S. Geological Survey is
providing these data "as is", and the U. S. Geological Survey disclaims
any and all warranties, whether expressed or implied, including (without
limitation) any implied warranties of merchantability or fitness for a
particular purpose. In no event will the U. S. Geological Survey be
liable to you or to any third party for any direct, indirect, incidental, consequential,
special, or exemplary damages or lost profits resulting from any use or
misuse of these data.
Acknowledgement of the U. S. Geological Survey,
FISC
St. Petersburg office, as a data source would be
appreciated in products developed from these data, and such acknowledgement as is standard for
citation and legal practices for data source is expected by users of
this data. Sharing new data layers developed directly from these data
would also be appreciated by the U. S. Geological Survey staff. Users
should be aware that comparisons with other data sets for the same area from other time
periods may be inaccurate due to inconsistencies resulting from changes
in photo interpretation, mapping conventions, and digital processes
over time. These data are not legal documents and are not to be used as
such.