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LakeQuality

Starnberger See

NR
Not yet rated
6.2 m clear · Oligotrophic
Limited DataOligotrophic

Starnberger See in Starnberg, Bavaria has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 6.2 m visibility. Phosphorus: 6 µg/L. Chlorophyll-a (algae): 2 µg/L.

Clarity
6.2 m
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Why Starnberger See has no A–F grade

Starnberger See 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.

Starnberger See is a lake in Starnberg County, Bavaria.

Source: the Bavarian Environment Agency (LfU) Gewässerkundlicher Dienst — not the EPA Water Quality Portal, last sampled 2023-12-13. Grade methodology: LakeGrade methodology.

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Swimming Safety

Not rated

Limited data

Not rated for swimming — there is not enough monitoring data to judge this lake

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Water quality measurements for Starnberger See

These readings exist but do not meet the evidence bar for an A–F grade — see why.

Crystal clear, you can see 20.3 ft down. Phosphorus level: 6 µg/L. Chlorophyll-a: 2 µg/L. Trophic State Index: 34.

MetricValueGrade
Water Clarity (Secchi Depth)6.2 mNot graded
Phosphorus6 µg/LNot graded
Chlorophyll-a (Algae)2 µg/LNot graded
Trophic State Index (TSI)34Oligotrophic

Low nutrients, clear water, excellent for swimming

Where to stay near Starnberger See

Compare lakeside cabins, hotels, and vacation rentals near Starnberger See in Starnberg, 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 Starnberger See

Frequently asked questions about Starnberger See

What is the water quality of Starnberger See?

Starnberger See in Starnberg, Bavaria has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 6.2 m visibility. Phosphorus: 6 µg/L. Chlorophyll-a (algae): 2 µg/L.

Is Starnberger See safe to swim in?

Starnberger See 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.

Where this data comes from

134 measurements from 2 monitoring stations, 2016–2023. 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 Dienstgkd-by134 samples ·

Analytical methods

  • LfU Bayern GKD lake chemistry
Monitoring station identifiers (2)
  • 193508
  • 2097

Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See how grades are calculated and data sources.

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