Where is Grandaddy Lake?

Grandaddy Lake is a lake in Duchesne County, Utah. Its water-quality measurements are published by Utah DWQ and shown on this page as reported.

Grandaddy Lake

Duchesne County, Utah168 acresView map Directions

No nutrient or algae sampling on record from Utah DWQ for this lake.

Area

168 acres

Surface area

Shoreline

3.4 mi

Measured length

See the measurements Directions Where to stay

Grandaddy Lake in Duchesne County, Utah has water-quality measurements published by Utah DWQ, shown here as reported. Surface area: 168 acres.

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Grandaddy Lake is a 168-acre lake in Duchesne County, Utah.

Source: EPA Water Quality Portal sampling records, Utah DWQ. Methodology: how these readings are compared.

Swimming conditions

No reading

Not rated

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

Whether Grandaddy Lake is safe to swim in today is a call for the Utah Division of Water Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Grandaddy Lake

These are the measurements Utah DWQ publishes for Grandaddy 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 Grandaddy Lake

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

Lake Details

Surface area

168 acres

Shoreline

3.4 mi

No bathymetric survey has been published for Grandaddy Lake, so its depth is not documented here.

Stays via Stay22

Stays near Grandaddy Lake

Compare lakeside cabins, hotels, and vacation rentals near Grandaddy Lake in Duchesne County, Utah — 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.

Top-rated places to stay near Grandaddy Lake

Prices for Oct 16–18, 4 adults. Change dates on the map below.

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Follow Grandaddy Lake’s readings

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Fishing Grandaddy Lake

→ Grandaddy Lake fishing regulations (limits, seasons, special rules)

Nearby Lakes in Duchesne County

Betsy Lake0.8 miView →Mohawk Lake1.2 miView →Fish Hatchery Lake2 miView →Pine Island Lake3 miView →Governor Dern Lake3.8 miView →Pinto Lake4.2 miView →

Frequently asked questions about Grandaddy Lake

Where is Grandaddy Lake?: Grandaddy Lake is a lake in Duchesne County, Utah. Its water-quality measurements are published by Utah DWQ and shown on this page as reported.
What is the water quality of Grandaddy Lake?: Grandaddy Lake in Duchesne County, Utah has water-quality measurements published by Utah DWQ, shown here as reported. Surface area: 168 acres.
Is Grandaddy Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.