Grays Lake
Bonneville County, Idaho337 acresView mapDirections
No nutrient or algae sampling on record from Idaho DEQ for this lake.
Grays Lake in Bonneville County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Surface area: 337 acres.
Grays Lake is a 337-acre lake in Bonneville County, Idaho.
Source: EPA Water Quality Portal sampling records, IDEQ. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Grays Lake is safe to swim in today is a call for the Idaho Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Grays Lake
These are the measurements Idaho DEQ publishes for Grays 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. TSI undefined.
Ask about Grays Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
337 acres
Shoreline
19.5 mi
No bathymetric survey has been published for Grays Lake, so its depth is not documented here.
Stays via Stay22
Stays near Grays Lake
Compare lakeside cabins, hotels, and vacation rentals near Grays Lake in Bonneville County, Idaho — 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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Nearby Lakes in Bonneville County
Frequently asked questions about Grays Lake
Where is Grays Lake?
- Grays Lake is a lake in Bonneville County, Idaho. Its water-quality measurements are published by Idaho DEQ and shown on this page as reported.
What is the water quality of Grays Lake?
- Grays Lake in Bonneville County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Surface area: 337 acres.
Is Grays Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
Measurements for Grays Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.