 The classification was promulgated on 7 November 2012 as Announcement 13661/2012 (Diário da República, Série 2, 215 (7 Novembro 2012).The bottling of the alkaline waters ceased in 2003, and work to recuperate the principal spring began in 2005.The thermal park and spa are located in isolated urban context surrounded and delimited by walls surmounted by grade and crossed by the "Ribeira da Folia".