Producing good water is a balancing act on Alabama’s Dauphin Island.
The barrier island a few miles off the state’s coast in the Gulf of Mexico has several wells, but they are all brackish, and the deepest and most productive well is the saltiest one. The water from that well has to be blended with water from wells in other aquifers to reduce the salt content of the raw water going to the treatment plant.“If you take our deepest well, which the other day when I checked was 1,944 ppm of chloride, but then you add in one or two of
