Bathing water quality in Upper Austria, Austria
Upper Austria has 44 official bathing waters in the EEA dataset for the 2025 season — all lake. 95.5% were classified Excellent — 1 points below the 96.5% across Austria — and 1 was Poor. By area, the Excellent share is highest in Traunviertel (100% of 24) and lowest in Linz-Wels (66.7% of 6). 39 sites have been Excellent in every season from 2015 to 2025.
Badegewässerqualität in Oberösterreich
Von 44 offiziellen EU-Badestellen in Oberösterreich waren 2025 95,5 % „ausgezeichnet“; Zahl der als „mangelhaft“ eingestuften Badestellen: 1.
official bathing waters
Excellent in 2025
Poor in 2025
Map of official bathing waters in Upper Austria
Upper Austria by area
Sites are placed in the Eurostat NUTS 3 areas that contain their reported coordinates.
| Area | Sites | Excellent | Good | Sufficient | Poor | Not classified |
|---|---|---|---|---|---|---|
| Traunviertel | 24 | 24 (100%) | 0 | 0 | 0 | 0 |
| Innviertel | 8 | 8 (100%) | 0 | 0 | 0 | 0 |
| Linz-Wels | 6 | 4 (66.7%) | 1 | 0 | 1 | 0 |
| Mühlviertel | 4 | 4 (100%) | 0 | 0 | 0 | 0 |
| Steyr-Kirchdorf | 2 | 2 (100%) | 0 | 0 | 0 | 0 |
Most consistent Excellent sites
39 sites were Excellent in all eleven seasons. Ordered by the length of the unbroken Excellent run ending in 2025; the first 24 are shown and every site is in the full list below.
- ATTERSEE, ATTERSEE 11 seasons · Traunviertel
- ATTERSEE, LITZLBERG 11 seasons · Traunviertel
- ATTERSEE, SEEWALCHEN 11 seasons · Traunviertel
- ATTERSEE, STEINBACH 11 seasons · Traunviertel
- ATTERSEE, UNTERACH 11 seasons · Traunviertel
- ATTERSEE, WEIßENBACH 11 seasons · Traunviertel
- ATTERSEE, WEYREGG 11 seasons · Traunviertel
- AUSEE HOHENLOHE, LUFTENBERG 11 seasons · Mühlviertel
- BADESEE STEYREGG 11 seasons · Linz-Wels
- ELISABETHSEE, KLAUS 11 seasons · Steyr-Kirchdorf
- FELDKIRCHEN-BADESEE (N-O) 11 seasons · Linz-Wels
- GLEINKERSEE, SPITAL A. P. 11 seasons · Steyr-Kirchdorf
- HALLSTÄTTERSEE, HALLSTATT 11 seasons · Traunviertel
- HALLSTÄTTERSEE, KESSELGRABEN 11 seasons · Traunviertel
- HALLSTÄTTERSEE, OBERTRAUN 11 seasons · Traunviertel
- HALLSTÄTTERSEE, UNTERSEE 11 seasons · Traunviertel
- HERÄTINGERSEE, IBM 11 seasons · Innviertel
- HOLZÖSTERSEE, FRANKING 11 seasons · Innviertel
- IRR- ODER ZELLERSEE, LAITER 11 seasons · Traunviertel
- IRR- ODER ZELLERSEE, TIEFGRABEN 11 seasons · Traunviertel
- IRR- ODER ZELLERSEE, ZELL AM MOOS 11 seasons · Traunviertel
- KLAFFER BADESEE 11 seasons · Mühlviertel
- MATTSEE, LOCHEN/GEBERTSHAM 11 seasons · Innviertel
- MINING BADESEE 11 seasons · Innviertel
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.
- PLESCHINGERSEE, STEYREGG Poor in 2 of 11 classified seasons · Linz-Wels
Changes from 2024 to 2025
Improved (3)
- MONDSEE, MONDSEE Good → Excellent
- WALDHAUSEN BADESEE Good → Excellent
- WEIKERLSEE, LINZ Sufficient → Good
Declined (0)
None.
How Upper Austria 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 | 44 | 42 | 95.5% | 1 |
| 2024 | 44 | 40 | 90.9% | 1 |
| 2023 | 44 | 40 | 90.9% | 0 |
| 2022 | 44 | 41 | 93.2% | 0 |
| 2021 | 44 | 41 | 93.2% | 0 |
| 2020 | 44 | 44 | 100% | 0 |
| 2019 | 44 | 43 | 97.7% | 0 |
| 2018 | 44 | 44 | 100% | 0 |
| 2017 | 44 | 43 | 97.7% | 0 |
| 2016 | 44 | 43 | 97.7% | 0 |
| 2015 | 44 | 43 | 97.7% | 0 |
Places with the most bathing waters in Upper Austria
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 | Area | Sites | Excellent | Poor |
|---|---|---|---|---|
| Steinbach am Attersee | Traunviertel | 3 | 3 (100%) | 0 |
| Altheim | Innviertel | 2 | 2 (100%) | 0 |
| Ebensee | Traunviertel | 2 | 2 (100%) | 0 |
| Mondsee | Traunviertel | 2 | 2 (100%) | 0 |
| Seewalchen | Traunviertel | 2 | 2 (100%) | 0 |
| Zell am Moos | Traunviertel | 2 | 2 (100%) | 0 |
| Steyregg | Linz-Wels | 2 | 1 (50%) | 0 |
All 44 official bathing waters in Upper Austria
Grouped by area, alphabetical within each group. Open a site for its 2015–2025 history, nearby alternatives, weather forecast and the national profile link.
Download all 44 sites as CSV (classes 2015–2025, coordinates, nearest place; EEA data, CC BY 4.0)
Traunviertel 24 sites · 100% Excellent
- ATTERSEE, ATTERSEE Excellent Excellent 11 seasons in a row
- ATTERSEE, LITZLBERG · Seewalchen Excellent Excellent 11 seasons in a row
- ATTERSEE, SEEWALCHEN Excellent Excellent 11 seasons in a row
- ATTERSEE, STEINBACH · Steinbach am Attersee Excellent Excellent 11 seasons in a row
- ATTERSEE, UNTERACH · Steinbach am Attersee Excellent Excellent 11 seasons in a row
- ATTERSEE, WEIßENBACH · Steinbach am Attersee Excellent Excellent 11 seasons in a row
- ATTERSEE, WEYREGG Excellent Excellent 11 seasons in a row
- HALLSTÄTTERSEE, HALLSTATT Excellent Excellent 11 seasons in a row
- HALLSTÄTTERSEE, KESSELGRABEN Excellent Excellent 11 seasons in a row
- HALLSTÄTTERSEE, OBERTRAUN Excellent Excellent 11 seasons in a row
- HALLSTÄTTERSEE, UNTERSEE · Bad Goisern Excellent Excellent 11 seasons in a row
- IRR- ODER ZELLERSEE, LAITER · Oberhofen am Irrsee Excellent Excellent 11 seasons in a row
- IRR- ODER ZELLERSEE, TIEFGRABEN · Zell am Moos Excellent Excellent 11 seasons in a row
- IRR- ODER ZELLERSEE, ZELL AM MOOS Excellent Excellent 11 seasons in a row
- MONDSEE, LOIBICHL · Innerschwand Excellent Excellent 11 seasons in a row
- MONDSEE, MONDSEE Excellent Good → Excellent since 2024
- MONDSEE, ST. LORENZ Excellent Excellent 11 seasons in a row
- OFFENSEE, EBENSEE Excellent Excellent 11 seasons in a row
- REGAU BADESEE Excellent Excellent 11 seasons in a row
- TRAUNSEE, GMUNDEN Excellent Excellent 11 seasons in a row
- TRAUNSEE, RINDBACH · Ebensee Excellent Excellent 11 seasons in a row
- TRAUNSEE, TRAUNKIRCHEN Excellent Excellent 11 seasons in a row
- TRAUNSSEE, ALTMÜNSTER Excellent Excellent 11 seasons in a row
- WOLFGANGSEE, APPESBACH · Sankt Wolfgang im Salzkammergut Excellent Excellent 11 seasons in a row
Innviertel 8 sites · 100% Excellent
- HERÄTINGERSEE, IBM · Moosdorf Excellent Excellent 11 seasons in a row
- HÖLLERERSEE, ST. PANTALEON · Sankt Georgen bei Salzburg Excellent Excellent 2 seasons in a row
- HOLZÖSTERSEE, FRANKING · Ostermiething Excellent Excellent 11 seasons in a row
- MATTSEE, LOCHEN/GEBERTSHAM · Palting Excellent Excellent 11 seasons in a row
- MINING BADESEE · Altheim Excellent Excellent 11 seasons in a row
- MÜHLHEIM BADESEE · Altheim Excellent Excellent 11 seasons in a row
- PRAMET BADESEE Excellent Excellent 11 seasons in a row
- WILDENAU BADESEE · Wippenham Excellent Excellent 11 seasons in a row
Linz-Wels 6 sites · 66.7% Excellent · 1 Poor
- BADESEE STEYREGG Excellent Excellent 11 seasons in a row
- FELDKIRCHEN-BADESEE (N-O) · Goldwörth Excellent Excellent 11 seasons in a row
- PICHLINGERSEE, LINZ · Raffelstetten Excellent Excellent 11 seasons in a row
- PLESCHINGERSEE, STEYREGG · Plesching Poor Poor in 2 of 11 classified seasons
- TRAUN-OEDT BADESEE Excellent Excellent 11 seasons in a row
- WEIKERLSEE, LINZ · Steyregg Good Sufficient → Good since 2024
Mühlviertel 4 sites · 100% Excellent
- AUSEE HOHENLOHE, LUFTENBERG · Abwinden Excellent Excellent 11 seasons in a row
- KLAFFER BADESEE · Klaffer am Hochficht Excellent Excellent 11 seasons in a row
- MITTERKIRCHEN BADESEE · Mitterkirchen im Machland Excellent Excellent 11 seasons in a row
- WALDHAUSEN BADESEE · Dorfstetten Excellent Good → Excellent since 2024
Steyr-Kirchdorf 2 sites · 100% Excellent
- ELISABETHSEE, KLAUS Excellent Excellent 11 seasons in a row
- GLEINKERSEE, SPITAL A. P. · Windischgarsten Excellent Excellent 11 seasons in a row
Compared with other states in Austria
| # | State | Sites | Excellent | Poor |
|---|---|---|---|---|
| 1 | Carinthia | 32 | 100% | 0 |
| 2 | Vienna | 17 | 100% | 0 |
| 3 | Vorarlberg | 16 | 100% | 0 |
| 4 | Salzburg | 36 | 97.2% | 0 |
| 5 | Tyrol | 35 | 97.1% | 0 |
| 6 | Styria | 31 | 96.8% | 0 |
| 7 | Upper Austria | 44 | 95.5% | 1 |
| 8 | Burgenland | 19 | 94.7% | 0 |
| 9 | Lower Austria | 30 | 90% | 0 |
States 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 Upper Austria were rated Excellent in 2025?
- 42 of 44 (95.5%) in the official EEA 2025 classification; 1 were Good, 0 Sufficient and 1 Poor. That ranks Upper Austria 7 of 9 Austria states by Excellent share.
- Which area of Upper Austria has the highest share of Excellent sites?
- Traunviertel: 100% of its 24 sites were Excellent in 2025. Innviertel follows with 100%. Only areas with at least five sites are compared; see the full table.
- Which beaches and lakes in Upper Austria have the best long-term record?
- 39 sites were Excellent in every season from 2015 to 2025, for example ATTERSEE, ATTERSEE, ATTERSEE, LITZLBERG, ATTERSEE, SEEWALCHEN. See the ranking.
- Which places in Upper Austria have the most official bathing waters?
- Steinbach am Attersee (3, 100% Excellent), Altheim (2, 100% Excellent), Ebensee (2, 100% Excellent). See the place table; places are the nearest named settlement to each site.
- Were any bathing waters in Upper Austria rated Poor?
- Yes, 1: PLESCHINGERSEE, STEYREGG.
- Where do I check whether swimming is allowed today?
- On AGES bathing-water database (Federal health ministry with the provinces and AGES). Temporary bans, pollution alerts and closures are published there and on signs at the water, not in the annual EEA class.
Austria overview · All states of Austria · Bathing season dates
Sources and method
Bathing-water records: European Environment Agency (EEA), data and coordinates reported by Austria, licensed CC BY 4.0. Region and area 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 Austria. Counts, shares and rankings are calculated by BathingWaterFinder from the official records.