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#1 Federal
Digitized Contours from Georeferenced Plate 1980 from "Potentiometric maps of the Sparta Sand, northern Louisiana and southern Arkansas, 1900, 1965, 1975, and 1980" (Ryals, 1980; version 1.1, April 2021)
- Organization: Department of the Interior
- Dataset Last Updated: December 01, 2022 at 12:00 AM
The potentiometric surface of the Sparta Sand in northern Louisiana is shown by contours on four maps. Maps for 1900, 1965 , and spring 1975 are generalized, small-scale maps from previously...
- xml
- xml
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 03:39 AM

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