Spjutsjon
Spjutsjon in Unknown, Sweden has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 6 m visibility. Phosphorus: 3.9 µg/L. Chlorophyll-a (algae): 1.3 µg/L.
- Clarity
- 6 m
Why Spjutsjon has no A–F grade
Spjutsjon in Sweden 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 Swedish Agency for Marine and Water Management, via UNEP GEMS/Water.
Spjutsjon is a lake in Unknown County, Sweden.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2023-10-15. 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 Spjutsjon
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Crystal clear, you can see 19.5 ft down. Phosphorus level: 3.9 µg/L. Chlorophyll-a: 1.3 µg/L. Trophic State Index: 30.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 5.95 m | Not graded |
| Phosphorus | 3.9 µg/L | Not graded |
| Chlorophyll-a (Algae) | 1.3 µg/L | Not graded |
| Trophic State Index (TSI) | 30 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Spjutsjon
Compare lakeside cabins, hotels, and vacation rentals near Spjutsjon in Unknown, Sweden — 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 Spjutsjon
Frequently asked questions about Spjutsjon
What is the water quality of Spjutsjon?
- Spjutsjon in Unknown, Sweden has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 6 m visibility. Phosphorus: 3.9 µg/L. Chlorophyll-a (algae): 1.3 µg/L.
Is Spjutsjon safe to swim in?
- Spjutsjon 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.
Explore Spjutsjon across LakeGrade
More lakes in Sweden
Where this data comes from
88 measurements from 1 monitoring station, 2016–2023. Retrieved from UNEP GEMS/Water GFQA (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- European Environment Agency
europeanenvironmentagenc88 samples · —
Analytical methods
- GEMStat OPEN / CC BY 4.0
Monitoring station identifiers (1)
SWE00259
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See methodology and data sources.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2023-10-15
Monitoring stations: 1