Although the well visible today dates back to the 17th century, exploitation of the salt spring dates back to Neolithic times and continued until the 19th century.
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Excavations carried out at the bottom of the well between 1999 and 2002 enabled a fascine of almond rods to be carbon-14 dated to the first half of the 6th millennium BC (between 5800 and 5500), attesting to extremely early exploitation of this saltwater spring. The well was rediscovered in 1636. The masonry of the well dates back to this period. Exploitation was continuous until the mid-19th century. In 1840, a new law prohibited this type of installation. The well was closed. However, it...
