Alpsee Bei Schwangau
Alpsee Bei Schwangau in Ostallgäu, Bavaria has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 11 m visibility. Phosphorus: 5 µg/L. Chlorophyll-a (algae): 2 µg/L.
- Clarity
- 11 m
Why Alpsee Bei Schwangau has no A–F grade
Alpsee Bei Schwangau in Bavaria is published with the authority's own measurements, not a LakeQuality letter. official authority class; not a LakeQuality A–F letter Sampling here has recorded water clarity, phosphorus and algae (chlorophyll-a).
A letter on the LakeQuality scale would be an invention, not an official class. Everything below that has been measured is still reported on this page.
Monitoring: the Bavarian Environment Agency (LfU) Gewässerkundlicher Dienst.
Alpsee Bei Schwangau is a lake in Ostallgäu County, Bavaria.
Source: the Bavarian Environment Agency (LfU) Gewässerkundlicher Dienst — not the EPA Water Quality Portal, last sampled 2023-11-28. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Alpsee Bei Schwangau
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Crystal clear, you can see 36.1 ft down. Phosphorus level: 5 µg/L. Chlorophyll-a: 2 µg/L. Trophic State Index: 30.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 11 m | Not graded |
| Phosphorus | 5 µg/L | Not graded |
| Chlorophyll-a (Algae) | 2 µg/L | Not graded |
| Trophic State Index (TSI) | 30 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Alpsee Bei Schwangau
Compare lakeside cabins, hotels, and vacation rentals near Alpsee Bei Schwangau in Ostallgäu, Bavaria — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
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Fishing Alpsee Bei Schwangau
Frequently asked questions about Alpsee Bei Schwangau
What is the water quality of Alpsee Bei Schwangau?
- Alpsee Bei Schwangau in Ostallgäu, Bavaria has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 11 m visibility. Phosphorus: 5 µg/L. Chlorophyll-a (algae): 2 µg/L.
Is Alpsee Bei Schwangau safe to swim in?
- Alpsee Bei Schwangau has official nutrient and clarity measurements, not a bacteria swim class and not a safety clearance. Algal blooms, currents, and depth are not covered. Always check local notices before swimming.
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Where this data comes from
56 measurements from 1 monitoring station, 2017–2023. Retrieved from the listed programme (not the EPA Water Quality Portal). See data sources on 2026-08-20.
Collected and reported by
- Bayerisches Landesamt für Umwelt (LfU) — Gewässerkundlicher Dienst
gkd-by56 samples · —
Analytical methods
- LfU Bayern GKD lake chemistry
Monitoring station identifiers (1)
2134
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See how grades are calculated and data sources.