Where is Askjemvannet?

Askjemvannet is a lake in Norway. This page reports official water-quality measurements, shown as reported.

Is Askjemvannet safe to swim in?

Askjemvannet 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.

Askjemvannet

NorwayView map Directions

Miljødirektoratet publishes the water-quality measurements for Askjemvannet. Here is what has been measured.

Clarity

2.5 m

Murkier than most

Secchi · sampled 2023

Phosphorus

17.5 µg/L

More phosphorus than most

Measured by Miljødirektoratet

Chlorophyll-a

15 µg/L

More algae than most

Measured by Miljødirektoratet

Limited data

See the measurements Directions Where to stay

Askjemvannet in Norway has official water-quality measurements, shown as reported. Water clarity: 2.5 m visibility. Phosphorus: 17.5 µg/L. Chlorophyll-a (algae): 15 µg/L.

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How Askjemvannet is classified

Askjemvannet in Norway 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 Norwegian Environment Agency, via UNEP GEMS/Water (OPEN GFQA).

Askjemvannet is a lake in Unknown County, Norway.

Source: the Norwegian Environment Agency, via UNEP GEMS/Water (OPEN GFQA) — not the EPA Water Quality Portal, last sampled 2023-09-13. Methodology: how these readings are compared.

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Askjemvannet is safe to swim in today is a call for the Norwegian Environment Agency, via UNEP GEMS/Water (OPEN GFQA) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Askjemvannet

These are the measurements Miljødirektoratet publishes for Askjemvannet. More on the source.

Moderate clarity, visible to about 8.2 ft. Phosphorus 17.5 µg/L. Chlorophyll-a 15 µg/L. TSI 50.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)	2.5m	Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	17.5µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	15µg/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.	50	Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

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Answers come straight from the public measurements and survey records on this page.

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Fishing Askjemvannet

→ Askjemvannet fishing regulations (limits, seasons, special rules)

Frequently asked questions about Askjemvannet

Where is Askjemvannet?: Askjemvannet is a lake in Norway. This page reports official water-quality measurements, shown as reported.
What is the water quality of Askjemvannet?: Askjemvannet in Norway has official water-quality measurements, shown as reported. Water clarity: 2.5 m visibility. Phosphorus: 17.5 µg/L. Chlorophyll-a (algae): 15 µg/L.
Is Askjemvannet safe to swim in?: Askjemvannet 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

66 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 Agencyeuropeanenvironmentagenc66 samples · —

Analytical methods

GEMStat OPEN / CC BY 4.0

Monitoring station identifiers (1)

NOR00069

Authority classifications are shown as the authority published them. See where the data comes from and data sources.