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LakeQuality

Kochelsee

NR
Not yet rated
4.6 m clear · Oligotrophic
Limited DataOligotrophic

Kochelsee in Bad Tölz-Wolfratshausen, Bavaria has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 4.6 m visibility. Phosphorus: 7 µg/L. Chlorophyll-a (algae): 2 µg/L.

Clarity
4.6 m
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Why Kochelsee has no A–F grade

Kochelsee 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.

Kochelsee is a lake in Bad Tölz-Wolfratshausen County, Bavaria.

Source: the Bavarian Environment Agency (LfU) Gewässerkundlicher Dienst — not the EPA Water Quality Portal, last sampled 2022-11-14. 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 Kochelsee

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

Crystal clear, you can see 15.1 ft down. Phosphorus level: 7 µg/L. Chlorophyll-a: 2 µg/L. Trophic State Index: 36.

MetricValueGrade
Water Clarity (Secchi Depth)4.6 mNot graded
Phosphorus7 µg/LNot graded
Chlorophyll-a (Algae)2 µg/LNot graded
Trophic State Index (TSI)36Oligotrophic

Low nutrients, clear water, excellent for swimming

Where to stay near Kochelsee

Compare lakeside cabins, hotels, and vacation rentals near Kochelsee in Bad Tölz-Wolfratshausen, 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 Kochelsee

Frequently asked questions about Kochelsee

What is the water quality of Kochelsee?

Kochelsee in Bad Tölz-Wolfratshausen, Bavaria has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 4.6 m visibility. Phosphorus: 7 µg/L. Chlorophyll-a (algae): 2 µg/L.

Is Kochelsee safe to swim in?

Kochelsee 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

115 measurements from 1 monitoring station, 2017–2022. 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-by115 samples ·

Analytical methods

  • LfU Bayern GKD lake chemistry
Monitoring station identifiers (1)
  • 2018

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

Where to stay near Kochelsee →