Evans Plunge Mineral Springs

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The world's largest natural warm water indoor swimming pool. *NOT A HOT WATER SPRING* Evans Plunge Mineral Springs is consistently 87 degrees Fahrenheit year-round, the Lakota called it "Minnekahta" meaning "warm water." 5,000 gallons of water flow from the mineral springs every hour, completely refreshing the water in the pool numerous times every day. Evans Plunge Mineral Springs opened in 1890 and is the oldest attraction in the Black Hills. Currently owned & operated by the City of Hot Springs, Evans Plunge is proud to be open year round and offers both an indoor and an outdoor pool, plus a health club, which is included with admission!The world's largest natural warm water indoor swimming pool. *NOT A HOT WATER SPRING* Evans Plunge Mineral Springs is consistently 87 degrees Fahrenheit year-round, the Lakota called it "Minnekahta" meaning "warm water." 5,000 gallons of water flow from the mineral springs every hour, completely refreshing the water in the pool numerous times every day. Evans Plunge Mineral Springs opened in 1890 and is the oldest attraction in the Black Hills. Currently owned & operated by the City of Hot Springs, Evans Plunge is proud to be open year round and offers both an indoor and an outdoor pool, plus a health club, which is included with admission!