Bathing water quality in Aragon, Spain
Aragon has 21 official bathing waters in the EEA dataset for the 2025 season (11 river and 10 lake). 42.9% were classified Excellent — 43.7 points below the 86.6% across Spain — and 1 was Poor. By province, the Excellent share is highest in Teruel (66.7% of 6) and lowest in Zaragoza (20% of 5). 2 sites have been Excellent in every season from 2015 to 2025.
Calidad de las aguas de baño en Aragón
De 21 zonas de baño oficiales de la UE en Aragón, el 42,9 % fue «excelente» en 2025; zonas con calificación «insuficiente»: 1.
official bathing waters
Excellent in 2025
Poor in 2025
Map of official bathing waters in Aragon
Aragon by province
Sites are placed in the Eurostat NUTS 3 provinces that contain their reported coordinates.
| Province | Sites | Excellent | Good | Sufficient | Poor | Not classified |
|---|---|---|---|---|---|---|
| Huesca | 10 | 4 (40%) | 4 | 1 | 1 | 0 |
| Teruel | 6 | 4 (66.7%) | 1 | 1 | 0 | 0 |
| Zaragoza | 5 | 1 (20%) | 3 | 1 | 0 | 0 |
Sea, lakes and rivers in Aragon
| Water type | Sites | Excellent | Good | Sufficient | Poor | Not classified |
|---|---|---|---|---|---|---|
| Lake | 10 | 5 (50%) | 3 | 2 | 0 | 0 |
| River | 11 | 4 (36.4%) | 5 | 1 | 1 | 0 |
Coastal waters are assessed against stricter bacterial limits than lakes and rivers but are diluted far more; see how the classes are calculated.
Most consistent Excellent sites
2 sites were Excellent in all eleven seasons. Ordered by the length of the unbroken Excellent run ending in 2025.
- EMBALSE JOAQUIN COSTA PUEBLA DE CASTRO (LA) PM1 11 seasons · Huesca
- RIO MATARRA?A BECEITE PM1 11 seasons · Teruel
- RIO ARAGON SUBORDAN VALLE DE HECHO PM1 6 seasons · Huesca
- EMBALSE E. ARQUILLO DE SAN B TERUEL PM1 4 seasons · Teruel
- EMBALSE LANUZA SALLENT DE G?LLEGO PM1 3 seasons · Huesca
- EMBALSE LA LOTETA BOQUI ENI PM1 2 seasons · Zaragoza
- EMBALSE VALBONA VALBONA PM1 1 season · Teruel
- RIO SUBORDAN VALLE DE HECHO PM1 1 season · Huesca
- RIO ULDEMO BECEITE PM1 1 season · Teruel
Rated Poor in 2025
For a Poor site the Bathing Water Directive requires management measures, including a bathing prohibition or advice against bathing, so check the authority before visiting.
- RIO ARA FISCAL 02 PM1 Poor in 9 of 10 classified seasons · Huesca
Changes from 2024 to 2025
Improved (4)
- EMBALSE ESTANCA DE ALCANIZ ALCA IZ PM1 Poor → Sufficient
- RIO CINCA PU?RTOLAS PM1 Sufficient → Good
- RIO SUBORDAN VALLE DE HECHO PM1 Good → Excellent
- RIO ULDEMO BECEITE PM1 Good → Excellent
Declined (3)
- BARRANCO RIO ARAGON SUBORDAN VALLE DE HECHO PM1 Excellent → Good
- EMBALSE LA LOTETA LUCENI PM1 Excellent → Good
- RIO BERGANTES AGUAVIVA PM1 Excellent → Good
How Aragon rated since 2015
Counts for the sites in today’s 2025 inventory; the Excellent share is calculated over classified sites only.
| Season | Classified | Excellent | Excellent share | Poor |
|---|---|---|---|---|
| 2025 | 21 | 9 | 42.9% | 1 |
| 2024 | 20 | 9 | 45% | 2 |
| 2023 | 21 | 9 | 42.9% | 1 |
| 2022 | 19 | 10 | 52.6% | 1 |
| 2021 | 16 | 11 | 68.8% | 0 |
| 2020 | 14 | 13 | 92.9% | 0 |
| 2019 | 13 | 10 | 76.9% | 1 |
| 2018 | 13 | 9 | 69.2% | 1 |
| 2017 | 12 | 7 | 58.3% | 1 |
| 2016 | 13 | 5 | 38.5% | 3 |
| 2015 | 13 | 6 | 46.2% | 2 |
Places with the most bathing waters in Aragon
Each site is matched to its nearest named place (GeoNames, within 8 km in a straight line), so beaches of one resort or lake shore can be compared together. Select a place to show only its sites in the full list.
| Place | Province | Sites | Excellent | Poor |
|---|---|---|---|---|
| Valderrobres | Teruel | 2 | 2 (100%) | 0 |
| Echo | Huesca | 2 | 1 (50%) | 0 |
| Boltaña | Huesca | 2 | 0 (0%) | 1 |
All 21 official bathing waters in Aragon
Grouped by province, alphabetical within each group. Open a site for its 2015–2025 history, nearby alternatives, weather forecast and the national profile link.
Download all 21 sites as CSV (classes 2015–2025, coordinates, nearest place; EEA data, CC BY 4.0)
Huesca 10 sites · 40% Excellent · 1 Poor
- BARRANCO RIO ARAGON SUBORDAN VALLE DE HECHO PM1 · Echo Good Excellent → Good since 2024
- EMBALSE JOAQUIN COSTA PUEBLA DE CASTRO (LA) PM1 · Secastilla Excellent Excellent 11 seasons in a row
- EMBALSE LANUZA SALLENT DE G?LLEGO PM1 · Sallent de Gállego Excellent Excellent 3 seasons in a row
- RIO ALCANADRE BIERGE 02 PM1 Good
- RIO ARA BOLTA?A PM1 · Boltaña Good
- RIO ARA FISCAL 02 PM1 · Boltaña Poor Poor in 9 of 10 classified seasons
- RIO ARAGON SUBORDAN VALLE DE HECHO PM1 Excellent Excellent 6 seasons in a row
- RIO BELLOS PU?RTOLAS PM1 · Laspuña Sufficient
- RIO CINCA PU?RTOLAS PM1 · Puértolas Good Sufficient → Good since 2024
- RIO SUBORDAN VALLE DE HECHO PM1 · Echo Excellent Good → Excellent since 2024
Teruel 6 sites · 66.7% Excellent
- EMBALSE E. ARQUILLO DE SAN B TERUEL PM1 Excellent Excellent 4 seasons in a row
- EMBALSE ESTANCA DE ALCANIZ ALCA IZ PM1 Sufficient Poor → Sufficient since 2024
- EMBALSE VALBONA VALBONA PM1 Excellent
- RIO BERGANTES AGUAVIVA PM1 Good Excellent → Good since 2024
- RIO MATARRA?A BECEITE PM1 · Valderrobres Excellent Excellent 11 seasons in a row
- RIO ULDEMO BECEITE PM1 · Valderrobres Excellent Good → Excellent since 2024
Zaragoza 5 sites · 20% Excellent
- EMBALSE DE SAN BARTOLOME EJEA DE LOS CABALLEROS PM1 · Biota Good
- EMBALSE LA LOTETA BOQUI ENI PM1 · Gallur Excellent Excellent 2 seasons in a row
- EMBALSE LA LOTETA LUCENI PM1 Good Excellent → Good since 2024
- EMBALSE MEQUINENZA CASPE 02 PM1 Sufficient
- EMBALSE MEQUINENZA CASPE PM1 Good
Compared with other autonomous communities in Spain
| # | Autonomous community | Sites | Excellent | Poor |
|---|---|---|---|---|
| 1 | Andalusia | 382 | 96.6% | 2 |
| 2 | Murcia | 85 | 96.5% | 0 |
| 3 | Canary Islands | 218 | 95.9% | 0 |
| 4 | Catalonia | 263 | 92.8% | 1 |
| 5 | Galicia | 519 | 89.2% | 5 |
| 6 | Valencian Community | 293 | 88.4% | 5 |
| 7 | Asturias | 73 | 86.3% | 2 |
| 8 | Cantabria | 40 | 85% | 1 |
| 9 | Basque Country | 62 | 72.6% | 2 |
| 10 | Balearic Islands | 191 | 69.6% | 3 |
| 11 | Navarre | 15 | 66.7% | 0 |
| 12 | Castilla–La Mancha | 38 | 60.5% | 7 |
| 13 | Aragon | 21 | 42.9% | 1 |
| 14 | Castile and León | 41 | 36.6% | 7 |
| 15 | Extremadura | 29 | 31% | 11 |
Autonomous communities with at least 15 official bathing waters. Size, water type and how densely sites are designated differ, so the table is context rather than a verdict.
Quick answers
- How many bathing waters in Aragon were rated Excellent in 2025?
- 9 of 21 (42.9%) in the official EEA 2025 classification; 8 were Good, 3 Sufficient and 1 Poor. That ranks Aragon 13 of 15 Spain autonomous communities by Excellent share.
- Which province of Aragon has the highest share of Excellent sites?
- Teruel: 66.7% of its 6 sites were Excellent in 2025. Huesca follows with 40%. Only provinces with at least five sites are compared; see the full table.
- Which beaches in Aragon have the best long-term record?
- 2 sites were Excellent in every season from 2015 to 2025, for example EMBALSE JOAQUIN COSTA PUEBLA DE CASTRO (LA) PM1, RIO MATARRA?A BECEITE PM1, RIO ARAGON SUBORDAN VALLE DE HECHO PM1. See the ranking.
- Which places in Aragon have the most official bathing waters?
- Valderrobres (2, 100% Excellent), Echo (2, 50% Excellent), Boltaña (2, 0% Excellent). See the place table; places are the nearest named settlement to each site.
- Were any bathing waters in Aragon rated Poor?
- Yes, 1: RIO ARA FISCAL 02 PM1.
- Where do I check whether swimming is allowed today?
- On NÁYADE (Ministry of Health) (Ministry of Health (NÁYADE system) and the regional health authorities). Temporary bans, pollution alerts and closures are published there and on signs at the water, not in the annual EEA class.
Spain overview · All autonomous communities of Spain · Bathing season dates
Sources and method
Bathing-water records: European Environment Agency (EEA), data and coordinates reported by Spain, licensed CC BY 4.0. Region and province boundaries: Eurostat NUTS 2024 (© EuroGeographics for the administrative boundaries). Place names: GeoNames (CC BY 4.0). A site belongs to the area that contains its reported coordinates; a site up to 10 km off the generalised coastline is placed in the nearest area of Spain. Counts, shares and rankings are calculated by BathingWaterFinder from the official records.