What does “Excellent” mean?
How the official classes work, which bacteria are measured and why an Excellent annual class is not a universal safety guarantee.
Read the guide →Guides
Understand the rating before you plan the swim.
BathingWaterFinder uses official annual EEA classifications. These guides explain what those ratings mean, what they do not mean, and how to combine them with current local advice.
Annual rating vs live safety
Why temporary pollution, algae, weather, currents and closures still require a same-day authority check.
Read the guide →Coastal vs inland water
What the 2025 EEA data says about coastal, lake and river bathing waters across Europe.
Read the guide →