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This map shows potential alluvial aquifers based on sand, gravel, and alluvium types in the surficial geology datasets of Arizona, Colorado, New Mexico, and Utah.
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Fern Cave in Jackson County, Alabama is the longest and deepest cave in Alabama with over 15 miles of cave passages and 536 feet of depth. The cave is cooperatively managed by the U.S. Fish and Wildlife Service and the Southeastern Cave Conservancy. At least three different streams flow through the cave including the Surprise, Lower North, and Bottom Cave streams. Two of these streams, Lower North and Bottom Cave, merge together in the lower portions of the cave system while the Surprise stream remains independent of the others. These streams then appear as resurgences at springs along the Paint Rock River near the base of Nat Mountain. Recent bio-inventories have shown the cave to be one of the most bio-diverse...
    map background search result map search result map Colorado Plateau REA MQ B4: Where are the alluvial aquifers and their recharge areas (if known)? Mapping karst groundwater flow paths and delineating recharge areas for Fern Cave, Alabama through the use of dye tracing Colorado Plateau REA MQ B4: Where are the alluvial aquifers and their recharge areas (if known)?