Bathing water quality in Castilla–La Mancha, Spain
Castilla–La Mancha has 38 official bathing waters in the EEA dataset for the 2025 season (25 lake and 13 river). 60.5% were classified Excellent — 26.1 points below the 86.6% across Spain — and 7 were Poor. By province, the Excellent share is highest in Guadalajara (85.7% of 7) and lowest in Albacete (50% of 8). 14 sites have been Excellent in every season from 2015 to 2025.
Calidad de las aguas de baño en Castilla-La Mancha
De 38 zonas de baño oficiales de la UE en Castilla-La Mancha, el 60,5 % fue «excelente» en 2025; zonas con calificación «insuficiente»: 7.
official bathing waters
Excellent in 2025
Poor in 2025
Map of official bathing waters in Castilla–La Mancha
Castilla–La Mancha by province
Sites are placed in the Eurostat NUTS 3 provinces that contain their reported coordinates.
| Province | Sites | Excellent | Good | Sufficient | Poor | Not classified |
|---|---|---|---|---|---|---|
| Ciudad Real | 10 | 6 (60%) | 1 | 0 | 3 | 0 |
| Cuenca | 9 | 6 (66.7%) | 3 | 0 | 0 | 0 |
| Albacete | 8 | 4 (50%) | 2 | 0 | 1 | 1 |
| Guadalajara | 7 | 6 (85.7%) | 0 | 0 | 1 | 0 |
| Toledo | 4 | 1 (25%) | 0 | 0 | 2 | 1 |
Sea, lakes and rivers in Castilla–La Mancha
| Water type | Sites | Excellent | Good | Sufficient | Poor | Not classified |
|---|---|---|---|---|---|---|
| Lake | 25 | 18 (72%) | 2 | 0 | 3 | 2 |
| River | 13 | 5 (38.5%) | 4 | 0 | 4 | 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
14 sites were Excellent in all eleven seasons. Ordered by the length of the unbroken Excellent run ending in 2025.
- EMBALSE ALCORLO TOBA (LA) PM1 11 seasons · Guadalajara
- EMBALSE BUENDIA BUEND?A 02 PM1 11 seasons · Cuenca
- EMBALSE BUENDIA BUEND?A PM1 11 seasons · Cuenca
- EMBALSE ENTREPE?AS ALOC?N 02 PM1 11 seasons · Guadalajara
- EMBALSE ENTREPE?AS PAREJA 02 PM1 11 seasons · Guadalajara
- LAGUNA EL TOBAR BETETA PM1 11 seasons · Cuenca
- LAGUNA ENTRELAGOS RUIDERA PM1 11 seasons · Ciudad Real
- LAGUNA LA SALVADORA OSSA DE MONTIEL PM1 11 seasons · Albacete
- LAGUNA SAN PEDRA OSSA DE MONTIEL 02 PM1 11 seasons · Albacete
- LAGUNA SAN PEDRA OSSA DE MONTIEL 03 PM1 11 seasons · Albacete
- PANTANO EMBALSE CARBONERAS BRAZATORTAS PM1 11 seasons · Ciudad Real
- RIO BULLAQUE PIEDRABUENA 03 PM1 11 seasons · Ciudad Real
- RIO CUERVO SANTA MAR?A DEL VAL PM1 11 seasons · Cuenca
- RIO TAJO ZAOREJAS PM1 11 seasons · Guadalajara
- LAGUNA SANTO MORCILLO OSSA DE MONTIEL PM2 8 seasons · Albacete
- RIO ESCABAS CA?AMARES PM1 8 seasons · Cuenca
- LAGUNA DEL REY RUIDERA PM1 7 seasons · Ciudad Real
- EMBALSE CAZALEGAS CAZALEGAS PM1 5 seasons · Toledo
- EMBALSE PALMACES P?LMACES DE JADRAQUE PM1 4 seasons · Guadalajara
- EMBALSE ENTREPE?AS DUR?N PM1 3 seasons · Guadalajara
- RIO BULLAQUE PIEDRABUENA 04 PM1 2 seasons · Ciudad Real
- EMBALSE BOLARQUE ALMONACID DE ZORITA PM1 1 season · Cuenca
- LAGUNA LA MORENILLA RUIDERA PM1 1 season · Ciudad Real
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.
- LAGUNA VILLAFRANCA VILLAFRANCA DE LOS CABALLEROS 03 PM1 Poor in 4 of 8 classified seasons · Toledo
- RIO BULLAQUE ROBLEDO (EL) 02 PM1 Poor in 4 of 4 classified seasons · Ciudad Real
- RIO BULLAQUE ROBLEDO (EL) PM1 Poor in 4 of 8 classified seasons · Ciudad Real
- LAGUNA VILLAFRANCA VILLAFRANCA DE LOS CABALLEROS 04 PM1 Poor in 3 of 8 classified seasons · Toledo
- LAGUNA LA TOMILLA OSSA DE MONTIEL PM1 Poor in 1 of 11 classified seasons · Albacete
- RIO BULLAQUE PORZUNA PM1 Poor in 1 of 1 classified seasons · Ciudad Real
- RIO TAJO TRILLO PM1 Poor in 1 of 10 classified seasons · Guadalajara
Changes from 2024 to 2025
Improved (1)
- LAGUNA LA MORENILLA RUIDERA PM1 Good → Excellent
Declined (4)
- EMBALSE LA TOBA CUENCA PM1 Excellent → Good
- LAGUNA LA TOMILLA OSSA DE MONTIEL PM1 Sufficient → Poor
- RIO BULLAQUE PIEDRABUENA 02 PM1 Excellent → Good
- RIO GUADIELA ALBENDEA PM1 Excellent → Good
How Castilla–La Mancha 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 | 36 | 23 | 63.9% | 7 |
| 2024 | 32 | 24 | 75% | 3 |
| 2023 | 34 | 25 | 73.5% | 3 |
| 2022 | 34 | 25 | 73.5% | 2 |
| 2021 | 31 | 25 | 80.6% | 1 |
| 2020 | 30 | 24 | 80% | 1 |
| 2019 | 32 | 27 | 84.4% | 2 |
| 2018 | 34 | 25 | 73.5% | 3 |
| 2017 | 32 | 20 | 62.5% | 3 |
| 2016 | 30 | 22 | 73.3% | 0 |
| 2015 | 31 | 26 | 83.9% | 0 |
Places with the most bathing waters in Castilla–La Mancha
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 |
|---|---|---|---|---|
| Ruidera | Albacete | 10 | 7 (70%) | 1 |
| Piedrabuena | Ciudad Real | 3 | 2 (66.7%) | 0 |
| El Robledo | Ciudad Real | 3 | 0 (0%) | 3 |
| Villafranca de los Caballeros | Toledo | 3 | 0 (0%) | 2 |
| Buendía | Cuenca | 2 | 2 (100%) | 0 |
| Chillarón del Rey | Guadalajara | 2 | 2 (100%) | 0 |
All 38 official bathing waters in Castilla–La Mancha
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 38 sites as CSV (classes 2015–2025, coordinates, nearest place; EEA data, CC BY 4.0)
Ciudad Real 10 sites · 60% Excellent · 3 Poor
- LAGUNA DEL REY RUIDERA PM1 Excellent Excellent 7 seasons in a row
- LAGUNA ENTRELAGOS RUIDERA PM1 Excellent Excellent 11 seasons in a row
- LAGUNA LA MORENILLA RUIDERA PM1 Excellent Good → Excellent since 2024
- PANTANO EMBALSE CARBONERAS BRAZATORTAS PM1 Excellent Excellent 11 seasons in a row
- RIO BULLAQUE PIEDRABUENA 02 PM1 Good Excellent → Good since 2024
- RIO BULLAQUE PIEDRABUENA 03 PM1 Excellent Excellent 11 seasons in a row
- RIO BULLAQUE PIEDRABUENA 04 PM1 Excellent Excellent 2 seasons in a row
- RIO BULLAQUE PORZUNA PM1 · El Robledo Poor Poor in 1 of 1 classified seasons
- RIO BULLAQUE ROBLEDO (EL) 02 PM1 · El Robledo Poor Poor in 4 of 4 classified seasons
- RIO BULLAQUE ROBLEDO (EL) PM1 · El Robledo Poor Poor in 4 of 8 classified seasons
Cuenca 9 sites · 66.7% Excellent
- EMBALSE BOLARQUE ALMONACID DE ZORITA PM1 Excellent
- EMBALSE BUENDIA BUEND?A 02 PM1 Excellent Excellent 11 seasons in a row
- EMBALSE BUENDIA BUEND?A PM1 Excellent Excellent 11 seasons in a row
- EMBALSE LA TOBA CUENCA PM1 · Uña Good Excellent → Good since 2024
- LAGUNA EL TOBAR BETETA PM1 · Masegosa Excellent Excellent 11 seasons in a row
- RIO CUERVO SANTA MAR?A DEL VAL PM1 · Santa María del Val Excellent Excellent 11 seasons in a row
- RIO ESCABAS CA?AMARES PM1 · Cañamares Excellent Excellent 8 seasons in a row
- RIO GUADIELA ALBENDEA PM1 · Arandilla del Arroyo Good Excellent → Good since 2024
- RIO JUCAR CUENCA 03 PM1 Good
Albacete 8 sites · 50% Excellent · 1 Poor
- LAGUNA LA COLGADA OSSA DE MONTIEL PM2 · Ruidera Good
- LAGUNA LA REDONDILLA OSSA DE MONTIEL PM1 · Ruidera Not classified
- LAGUNA LA SALVADORA OSSA DE MONTIEL PM1 · Ruidera Excellent Excellent 11 seasons in a row
- LAGUNA LA TOMILLA OSSA DE MONTIEL PM1 · Ruidera Poor Poor in 1 of 11 classified seasons
- LAGUNA SAN PEDRA OSSA DE MONTIEL 02 PM1 · Ruidera Excellent Excellent 11 seasons in a row
- LAGUNA SAN PEDRA OSSA DE MONTIEL 03 PM1 · Ruidera Excellent Excellent 11 seasons in a row
- LAGUNA SANTO MORCILLO OSSA DE MONTIEL PM2 · Ruidera Excellent Excellent 8 seasons in a row
- RIO JUCAR ALCAL? DEL J?CAR PM1 · Alcalá del Júcar Good
Guadalajara 7 sites · 85.7% Excellent · 1 Poor
- EMBALSE ALCORLO TOBA (LA) PM1 · San Andrés del Congosto Excellent Excellent 11 seasons in a row
- EMBALSE ENTREPE?AS ALOC?N 02 PM1 · Chillarón del Rey Excellent Excellent 11 seasons in a row
- EMBALSE ENTREPE?AS DUR?N PM1 · Chillarón del Rey Excellent Excellent 3 seasons in a row
- EMBALSE ENTREPE?AS PAREJA 02 PM1 Excellent Excellent 11 seasons in a row
- EMBALSE PALMACES P?LMACES DE JADRAQUE PM1 · Pálmaces de Jadraque Excellent Excellent 4 seasons in a row
- RIO TAJO TRILLO PM1 Poor Poor in 1 of 10 classified seasons
- RIO TAJO ZAOREJAS PM1 Excellent Excellent 11 seasons in a row
Toledo 4 sites · 25% Excellent · 2 Poor
- EMBALSE CAZALEGAS CAZALEGAS PM1 Excellent Excellent 5 seasons in a row
- LAGUNA VILLAFRANCA VILLAFRANCA DE LOS CABALLEROS 02 PM1 Not classified
- LAGUNA VILLAFRANCA VILLAFRANCA DE LOS CABALLEROS 03 PM1 Poor Poor in 4 of 8 classified seasons
- LAGUNA VILLAFRANCA VILLAFRANCA DE LOS CABALLEROS 04 PM1 Poor Poor in 3 of 8 classified seasons
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 Castilla–La Mancha were rated Excellent in 2025?
- 23 of 38 (60.5%) in the official EEA 2025 classification; 6 were Good, 0 Sufficient and 7 Poor, and 2 had no class. That ranks Castilla–La Mancha 12 of 15 Spain autonomous communities by Excellent share.
- Which province of Castilla–La Mancha has the highest share of Excellent sites?
- Guadalajara: 85.7% of its 7 sites were Excellent in 2025. Cuenca follows with 66.7%. Only provinces with at least five sites are compared; see the full table.
- Which beaches and lakes in Castilla–La Mancha have the best long-term record?
- 14 sites were Excellent in every season from 2015 to 2025, for example EMBALSE ALCORLO TOBA (LA) PM1, EMBALSE BUENDIA BUEND?A 02 PM1, EMBALSE BUENDIA BUEND?A PM1. See the ranking.
- Which places in Castilla–La Mancha have the most official bathing waters?
- Ruidera (10, 70% Excellent), Piedrabuena (3, 66.7% Excellent), El Robledo (3, 0% Excellent). See the place table; places are the nearest named settlement to each site.
- Were any bathing waters in Castilla–La Mancha rated Poor?
- Yes, 7: LAGUNA VILLAFRANCA VILLAFRANCA DE LOS CABALLEROS 03 PM1, RIO BULLAQUE ROBLEDO (EL) 02 PM1, RIO BULLAQUE ROBLEDO (EL) PM1, LAGUNA VILLAFRANCA VILLAFRANCA DE LOS CABALLEROS 04 PM1 and 3 more.
- 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.