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  • #1 Federal

    Volcanic and sedimentary-rock aquifers

    This data set represents the extent of the Volcanic and sedimentary-rock aquifers in the states of Montana, Wyoming, Idaho, Nevada, California, Oregon, and Washington.

    Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 09:25 PM

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