Some people who live in older neighborhoods in Madison, Wis., are surprised to find Kevin Miller at their door, asking to look for a private well on their property.Often their response is, “We don’t have a well. We’ve had city water for 30 years,” says Miller, a water-quality aide (and designated “well hunter”) with the Madison Water Utility. Sometimes those residents are wrong — they do have a well, an artifact of earlier times that while no longer in use creates a conduit to one of the aquifers that supply the city’s drinking water.Finding and abandoning those wells is a part
