Where is Pretty Tree Reservoir?

Pretty Tree Reservoir is a lake in Modoc County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.

Pretty Tree Reservoir

Modoc County, California115 acresView map Directions

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

Area

115 acres

Surface area

See the measurements Directions Where to stay

Pretty Tree Reservoir in Modoc County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 115 acres.

Loading map…

Pretty Tree Reservoir is a 115-acre lake in Modoc County, California.

Source: EPA Water Quality Portal sampling records, your state environmental agency. 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 Pretty Tree Reservoir is safe to swim in today is a call for the California State Water Resources Control Board and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

Get alerts for Pretty Tree Reservoir →

Water quality measurements for Pretty Tree Reservoir

These are the measurements SWRCB publishes for Pretty Tree Reservoir, 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 Pretty Tree Reservoir

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

Lake Details

Surface area

115 acres

No bathymetric survey has been published for Pretty Tree Reservoir, so its depth is not documented here.

Stays via Stay22

Stays near Pretty Tree Reservoir

Compare lakeside cabins, hotels, and vacation rentals near Pretty Tree Reservoir in Modoc County, California — 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 Pretty Tree Reservoir

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

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Follow Pretty Tree Reservoir’s readings

Email me when new measurements post for this lake. Updates stay free.

Or email

Fishing Pretty Tree Reservoir

→ Pretty Tree Reservoir fishing regulations (limits, seasons, special rules)

Nearby Lakes in Modoc County

Wood Flat Reservoir1.4 miView →Emigrant Spring Reservoir2.7 miView →Griener Reservoir3.5 miView →Raker and Thomas Reservoirs3.4 miView →Lauer Reservoir4.1 miView →Dead Horse Reservoir—View →

Frequently asked questions about Pretty Tree Reservoir

Where is Pretty Tree Reservoir?: Pretty Tree Reservoir is a lake in Modoc County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.
What is the water quality of Pretty Tree Reservoir?: Pretty Tree Reservoir in Modoc County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 115 acres.
Is Pretty Tree Reservoir safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.