In 2008, researchers dyed Wind Cave’s What the Hell Lake to map hidden water links; 1 month later, green dye reached 2 cave waters but left park wells clear

In Wind Cave, a lake with an unusual name sparked an essential investigation into water systems. Through dye tracing, researchers uncovered the intricate relationships between underground water sources within the park. The study determined that the lake’s concealed waters aren’t part of the park’s potable supply. These insights equip park managers with vital information for effective conservation and development strategies.
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