Bathing region · España
Castilla y León
Castilla y León has 38 officially assessed bathing waters, 15 of them currently rated excellent water quality by the EEA (last updated July 2026).
Excellent 15Good 13Sufficient 3Poor 7
Castilla y León has 43 registered bathing sites, of which 39 have been officially assessed. 15 of 39 received an 'excellent' rating, 12 are rated good. The region is shaped by inland waters: 26 bathing sites are located on rivers, 17 on lakes, with no coastal sites. 4 sites are rated sufficient and 8 as poor. The landscape is typical of the central Spanish plateau – rivers and reservoirs dominate. All rated bathing sites can be browsed and filtered by water quality on nextlake.eu.