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Brownlee Reservoir

Baker County, Oregon12,535 acresView mapDirections

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

Area
12,535 acres
Surface area
Shoreline
136.8 mi
Measured length
  • Impaired · Algal growth

Brownlee Reservoir in Baker County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 12535 acres.

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Brownlee Reservoir is a 12,535-acre lake in Baker County, Oregon.

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

What Brownlee Reservoir is good for

From access and monitoring records, not editorial picks.

  • Big water12,535 acres

Swimming conditions

No reading

Recreation use not supported

Nutrient and algae readings are not a swimming clearance. Brownlee Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth, mercury, oxygen depletion (low DO), pesticides, sediment / turbidity, temperature. Check local advisories before you swim.

Whether Brownlee Reservoir is safe to swim in today is a call for the Oregon Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Brownlee Reservoir

These are the measurements Oregon DEQ publishes for Brownlee 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 Brownlee Reservoir

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

Lake Details

Surface area

12,535 acres

Shoreline

136.8 mi

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

Stays via Stay22

Stays near Brownlee Reservoir

Compare lakeside cabins, hotels, and vacation rentals near Brownlee Reservoir in Baker County, Oregon — 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 Brownlee Reservoir

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Fishing Brownlee Reservoir

EPA Impairment Status

Brownlee Reservoir is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).

Causes of impairment

Algal growthMercuryOxygen depletion (low DO)PesticidesSediment / turbidityTemperature

Designated uses not supporting: Drinking water, Aquatic life, Fish consumption, Recreation, Other.

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit OR_LK_1705020103_05_100578 · Official waterbody report

Nearby Lakes in Baker County

Frequently asked questions about Brownlee Reservoir

Where is Brownlee Reservoir?

Brownlee Reservoir is a lake in Baker County, Oregon. Its water-quality measurements are published by Oregon DEQ and shown on this page as reported.

What is the water quality of Brownlee Reservoir?

Brownlee Reservoir in Baker County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 12535 acres.

Measurements on this page ↑

Is Brownlee Reservoir safe to swim in?

Nutrient and algae readings are not a swimming clearance. Brownlee Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth, mercury, oxygen depletion (low DO), pesticides, sediment / turbidity, temperature. Check local advisories before you swim.

Swimming on this page ↑

Where this data comes from

Measurements for Brownlee Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.

Other records on this page

Impairment status from EPA ATTAINS 303(d) database