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Lake Bonneville

Wasco County, Oregon19,452 acresView mapDirections

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

Area
19,452 acres
Surface area
  • Impaired · Dioxins

Lake Bonneville in Wasco County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 19452 acres.

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Lake Bonneville is a 19,452-acre lake in Wasco County, Oregon.

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

What Lake Bonneville is good for

From access and monitoring records, not editorial picks.

  • Big water19,452 acres

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Lake Bonneville is listed impaired under Clean Water Act §303(d) (IR 5) for dioxins, mercury, other cause, pH / acidity, pCBs, temperature. Check local advisories before you swim.

Whether Lake Bonneville 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 Lake Bonneville

These are the measurements Oregon DEQ publishes for Lake Bonneville, 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 Lake Bonneville

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

Lake Details

Surface area

19,452 acres

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

Stays via Stay22

Stays near Lake Bonneville

Compare lakeside cabins, hotels, and vacation rentals near Lake Bonneville in Wasco 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 Lake Bonneville

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

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Fishing Lake Bonneville

EPA Impairment Status

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

Causes of impairment

DioxinsMercuryOther causepH / acidityPCBsTemperature

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

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

Source: EPA ATTAINS assessment unit OR_LK_1707010504_88_100137 · Official waterbody report

Nearby Lakes in Wasco County

Frequently asked questions about Lake Bonneville

Where is Lake Bonneville?

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

What is the water quality of Lake Bonneville?

Lake Bonneville in Wasco County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 19452 acres.

Measurements on this page ↑

Is Lake Bonneville safe to swim in?

Nutrient and algae readings are not a swimming clearance. Lake Bonneville is listed impaired under Clean Water Act §303(d) (IR 5) for dioxins, mercury, other cause, pH / acidity, pCBs, temperature. Check local advisories before you swim.

Swimming on this page ↑

Where this data comes from

Measurements for Lake Bonneville 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