Mali Raj
Coastal beach in Opatija, Kvarner · view on map
Latest water test (7 Sep 2026):
Excellent
Annual classification 2025:
Excellent
Quality history
20172025
Not classifiedExcellent
Year-by-year table
| Season | Classification |
|---|---|
| 2025 | Excellent |
| 2024 | Excellent |
| 2023 | Excellent |
| 2022 | Excellent |
| 2021 | Excellent |
| 2020 | Excellent |
| 2019 | Excellent |
| 2018 | Excellent |
| 2017 | Not classified |
Sample statistics by season
| 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|
| Samples taken | 40 | 40 | 40 | 40 |
| E. coli, 95th percentile (CFU/100 ml) | 24 | 20 | 16 | 23 |
| Intestinal enterococci, 95th pct. (CFU/100 ml) | 25 | 26 | 21 | 27 |
EU thresholds for an "Excellent" coastal rating: E. coli ≤ 250, enterococci ≤ 100 CFU/100ml (95th percentile).
Places to stay in Opatija
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Classifications follow the EU Bathing Water Directive: each season's rating is based on the last four seasons of samples. Source: European Environment Agency / Croatian national monitoring (Institute of Oceanography and Fisheries).