Pelhamer See
Rosenheim, BavariaView mapDirections
LfU publishes the water-quality measurements for Pelhamer See. Here is what has been measured.
- Limited data
Pelhamer See in Rosenheim, Bavaria has official water-quality measurements, shown as reported. Water clarity: 2 m visibility. Phosphorus: 22 µg/L. Chlorophyll-a (algae): 5 µg/L.
How Pelhamer See is classified
Pelhamer See in Bavaria is published with the authority's own measurements and class. The measurements here are published by the agency that samples the lake, as reported. Sampling here has recorded water clarity, phosphorus and algae (chlorophyll-a).
LakeQuality publishes no grade of its own beside it. Everything below thathas been measured is reported on this page.
Monitoring: the Bavarian Environment Agency (LfU) Gewässerkundlicher Dienst.
Pelhamer See is a lake in Rosenheim County, Bavaria.
Source: the Bavarian Environment Agency (LfU) Gewässerkundlicher Dienst — not the EPA Water Quality Portal, last sampled 2022-11-07. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Pelhamer See is safe to swim in today is a call for the Bavarian Environment Agency (LfU) Gewässerkundlicher Dienst and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Pelhamer See
These are the measurements LfU publishes for Pelhamer See. More on the source.
Murky, only visible to about 6.6 ft. Phosphorus 22 µg/L. Chlorophyll-a 5 µg/L. TSI 48.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 22µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 5µg/L | Measured, not scored The green pigment in algae — a direct measure of how much algae is in the water. |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 48 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
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Frequently asked questions about Pelhamer See
Where is Pelhamer See?
- Pelhamer See is a lake in Rosenheim, Bavaria. This page reports official water-quality measurements, shown as reported.
What is the water quality of Pelhamer See?
- Pelhamer See in Rosenheim, Bavaria has official water-quality measurements, shown as reported. Water clarity: 2 m visibility. Phosphorus: 22 µg/L. Chlorophyll-a (algae): 5 µg/L.
Is Pelhamer See safe to swim in?
- Pelhamer 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.
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Where this data comes from
115 measurements from 1 monitoring station, 2016–2022. 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 Dienst
gkd-by115 samples · —
Analytical methods
- LfU Bayern GKD lake chemistry
Monitoring station identifiers (1)
2049
Authority classifications are shown as the authority published them. See where the data comes from and data sources.