Surficial Geology GIS Map of Big Thicket National Preserve, Texas

The Digital Surficial Geologic-GIS Map of the Neches Bottom and Jack Gore Baygall Units and Vicinity, Big Thicket National Preserve, Texas is a geospatial dataset from the National Park Service Geologic Resources Inventory. It includes GIS data layers, tables, and supporting documentation, derived from an unpublished Lamar University map by Aronow (1982). The data is available in ESRI file geodatabase and OGC geopackage formats.

Use Cases

• Map surficial geologic units based on the provided geologic unit descriptions.
• Analyze spatial relationships between geologic features within the Neches Bottom and Jack Gore Baygall units.
• Conduct environmental impact assessments using the geologic resource evaluation data.
• Integrate geologic layers with other park management GIS data.

Strengths

• Includes ancillary map information document with geologic unit descriptions.
• Data conforms to a source map scale of 1:24,000.
• Available in multiple GIS formats including ESRI file geodatabase and OGC geopackage.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Users are cautioned that features are within 12.2 meters (40 feet) of their actual location based on map accuracy standards.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

National Park Service Geologic Resources Division, adapted from Lamar University unpublished map by Aronow (1982).

Collection Method

Completed as a component of the Geologic Resources Inventory (GRI) program.

Time Range

Source map from 1982.

Freshness

Last updated 2026-03-04 01:01:07.559823; freshness should be verified.

Geography

Neches Bottom and Jack Gore Baygall Units and Vicinity, Big Thicket National Preserve, Texas.