Juniper Basin Reservoir
Owyhee County, Idaho233 acresView mapDirections
No nutrient or algae sampling on record from Idaho DEQ for this lake.
- Impaired · Pathogens (E. coli, fecal)
Juniper Basin Reservoir in Owyhee County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Surface area: 233 acres.
Juniper Basin Reservoir is a 233-acre lake in Owyhee County, Idaho.
Source: EPA Water Quality Portal sampling records, IDEQ. Methodology: how these readings are compared.
Swimming conditions
No readingBacteria advisory
Nutrient and algae readings are not a swimming clearance. Juniper Basin Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for pathogens (E. coli, fecal), sediment / turbidity. Check local advisories before you swim.
Whether Juniper Basin Reservoir is safe to swim in today is a call for the Idaho Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Juniper Basin Reservoir
These are the measurements Idaho DEQ publishes for Juniper Basin 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.
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Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
233 acres
Shoreline
4.5 mi
No bathymetric survey has been published for Juniper Basin Reservoir, so its depth is not documented here.
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Fishing Juniper Basin Reservoir
EPA Impairment Status
Juniper Basin 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: Aquatic life, Recreation.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit ID17050104SW005L_0L · Official waterbody report
Nearby Lakes in Owyhee County
Frequently asked questions about Juniper Basin Reservoir
Where is Juniper Basin Reservoir?
- Juniper Basin Reservoir is a lake in Owyhee County, Idaho. Its water-quality measurements are published by Idaho DEQ and shown on this page as reported.
What is the water quality of Juniper Basin Reservoir?
- Juniper Basin Reservoir in Owyhee County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Surface area: 233 acres.
Is Juniper Basin Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Juniper Basin Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for pathogens (E. coli, fecal), sediment / turbidity. Check local advisories before you swim.
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Where this data comes from
Measurements for Juniper Basin 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