Description: Data identified as "NPS FEE" in the ATTRIBUTE field is aggregated from NPS Lands published tract data by merging those tracts indentified by Lands as having NPS fee ownership and falling within the legislated boundary of an NPS unit. Links to the complete data/metadata for each published unit is also provided in this metadata record. Data identified as "Preliminary NPS FEE" in the ATTRIBUTE field is aggregated from NPS Lands unpublished tract data. In addition to aggregation this data has not completed all required QA/QC steps for publication and may be generalized or contain errors. NPS assumes no liability for use of this data.