Pyramid Lake
Washoe County, NevadaView mapDirections
No nutrient or algae sampling on record from NDEP for this lake.
- Limited data
Pyramid Lake in Washoe County, Nevada has water-quality measurements published by NDEP, shown here as reported.
Pyramid Lake is a lake in Washoe County, Nevada. Overall water quality is declining over recent sampling years.
Source: EPA Water Quality Portal sampling records, NDEP, last sampled 2012-03-09. 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 Pyramid Lake is safe to swim in today is a call for the Nevada Division of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Pyramid Lake
These are the measurements NDEP publishes for Pyramid Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data.
Ask about Pyramid Lake
Answers come straight from the public measurements and survey records on this page.
→ Pyramid Lake water level: the live USGS gauge reading
Stays via Stay22
Stays near Pyramid Lake
Compare lakeside cabins, hotels, and vacation rentals near Pyramid Lake in Washoe County, Nevada — 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 Pyramid Lake
Water quality readings over time
2 seasons of samples on record (2012–2017). Calling a direction takes at least 4 years of the same measurement.
Water clarity
Worsening2 years
Phosphorus
Improving-3.02 µg/L/yr2 years
Chlorophyll-a
Worsening+0.22 µg/L/yr2 years
Nearby Lakes in Washoe County
Frequently asked questions about Pyramid Lake
Where is Pyramid Lake?
- Pyramid Lake is a lake in Washoe County, Nevada. Its water-quality measurements are published by NDEP and shown on this page as reported.
What is the water quality of Pyramid Lake?
- Pyramid Lake in Washoe County, Nevada has water-quality measurements published by NDEP, shown here as reported.
Is Pyramid Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Pyramid Lake across LakeQuality
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Where this data comes from
2 measurements from 1 monitoring station, 2012. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- North American Lake Management Society
NALMS2 samples · 2012
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.