Abstract: Abstract: National Park Service unit boundaries.
Purpose: Purpose: Service wide boundary set for display and general analysis purposes. These digital park unit boundaries should not be used for any legal boundary disputes. They are intended solely for use only in identifying the general locations of national park units throughout the U.S.
| Field Number | Attribute | Description | Data Type |
| 0 | FID | Internal feature number. | Long Integer representing an object identifier |
| 1 | Shape | Feature geometry. | Geometry |
| 2 | PARKNAME | Park Name | Character String |
| 3 | DESIGNATIO | Designation of National Park | Character String |
| 4 | ALPHACODE | Four Letter code to Describe National Park | Character String |
| 5 | STABBR | U.S. Postal Service two letter state abbreviation for the additional states | Character String |
| 6 | STFIPS | State FIPS code | Character String |
| 7 | VERSION | The VERSION is a 2-digit number that will be incremented for all records in the database whenever a new release is distributed. | Character String |