Knappensee
Knappensee in Schwandorf, Bavaria has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 2.2 m visibility. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 4 µg/L.
- Clarity
- 2.2 m
Why Knappensee has no A–F grade
Knappensee 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.
Knappensee is a lake in Schwandorf County, Bavaria.
Source: the Bavarian Environment Agency (LfU) Gewässerkundlicher Dienst — not the EPA Water Quality Portal, last sampled 2024-12-03. 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 Knappensee
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Moderate clarity, visible to about 7.2 ft. Phosphorus level: 9 µg/L. Chlorophyll-a: 4 µg/L. Trophic State Index: 43.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.2 m | Not graded |
| Phosphorus | 9 µg/L | Not graded |
| Chlorophyll-a (Algae) | 4 µg/L | Not graded |
| Trophic State Index (TSI) | 43 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Knappensee
Compare lakeside cabins, hotels, and vacation rentals near Knappensee in Schwandorf, 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 Knappensee
Frequently asked questions about Knappensee
What is the water quality of Knappensee?
- Knappensee in Schwandorf, Bavaria has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 2.2 m visibility. Phosphorus: 9 µg/L. Chlorophyll-a (algae): 4 µg/L.
Is Knappensee safe to swim in?
- Knappensee 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
129 measurements from 1 monitoring station, 2018–2024. 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-by129 samples · —
Analytical methods
- LfU Bayern GKD lake chemistry
Monitoring station identifiers (1)
2202
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See how grades are calculated and data sources.