Dunning Spring, Decorah, IA 52101

Beautiful spring that flows at 100 gallons/hour from the hillside, via a stainless steel pipe, into an old cast-iron tub just off highway C. Take a right on Hwy 14 towards Viroqua. Sterling and Liberty pole. Continue left on 27 until 82 splits. Continue on Highway C for 2 miles, just after Rising Sun. You'll find the spring right at McManus Road/Highway C. Just pull over and you can fill up 20 gallons within 10 minutes.
Also see /locations/north-america/usa/wisconsin/bath-tub-spring-soldiers-grove-wi-54655/

The stainless steel pipe runs deep into a hillside and flows out into an old, lichen-covered tub of cast iron. The flow rate is 100 gallons/hr. Heading south on Hwy 14 towards Viroqua from WI, turn right on H27/82 and continue on H27/82 (veer left) until reaching Rising Sun, WI. At Rising Sun, WI take a left onto H27 on Highway C. Follow this road for approximately 2 miles. You will find the bathtub at the bottom on your left side.