Brownlee Reservoir
Baker County, Oregon12,535 acresView mapDirections
No nutrient or algae sampling on record from Oregon DEQ for this lake.
- 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.
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 readingRecreation 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.
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.
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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
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.
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.
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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