Bathing region · Italia
Lazio
Lazio has 365 officially assessed bathing waters, 340 of them currently rated excellent water quality by the EEA (last updated July 2026).
Excellent 340Good 16Sufficient 9
Lazio in central Italy has 370 official bathing sites, all of which have been officially assessed. Of these, 339 out of 370 are rated excellent, 27 good, 1 sufficient and 3 poor. The region combines 233 coastal bathing sites along the Tyrrhenian Sea with 136 inland lakes and 1 transitional water body. The coastline dominates, but the volcanic lakes of the interior are well represented too. All 370 sites with current water quality ratings can be found on nextlake.eu.