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The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Aquifers

Published by U.S. Environmental Protection Agency, Office of Water, | U.S. Environmental Protection Agency | Catalog Last Checked: May 01, 2026 at 06:07 PM | Dataset Last Updated: November 13, 2023
This dataset represents percent area consisting of carbonate-rock aquifers, igneous and metamorphic-rock, sandstone, sandstone and carbonate-rock, semiconsolidated sand, and unconsolidated sand and gravel aquifers within individual, local NHDPlusV2 catchments and upstream, contributing watersheds.

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