Newman Lake
Spokane County, Washington1,091 acresView mapDirections
No nutrient or algae sampling on record from Washington Ecology for this lake.
- Impaired · Mercury
Newman Lake in Spokane County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Surface area: 1091 acres.
Newman Lake is a 1,091-acre lake in Spokane County, Washington.
Source: EPA Water Quality Portal sampling records, WA Ecology. Methodology: how these readings are compared.
What Newman Lake is good for
From access and monitoring records, not editorial picks.
- Big water1,091 acres
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Newman Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, nuisance exotic species, nutrients (phosphorus, nitrogen). Check local advisories before you swim.
Whether Newman Lake is safe to swim in today is a call for the Washington State Department of Ecology and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Newman Lake
These are the measurements Washington Ecology publishes for Newman Lake, 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 Newman Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
1,091 acres
Shoreline
10.1 mi
No bathymetric survey has been published for Newman Lake, so its depth is not documented here.
Stays via Stay22
Stays near Newman Lake
Compare lakeside cabins, hotels, and vacation rentals near Newman Lake in Spokane County, Washington — 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 Newman Lake
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Fishing Newman Lake
EPA Impairment Status
Newman Lake is officially listed as impaired under Clean Water Act §303(d) in the 2018 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life, Fish consumption.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit WA17010305000428_001_001 · Official waterbody report
Nearby Lakes in Spokane County
Frequently asked questions about Newman Lake
Where is Newman Lake?
- Newman Lake is a lake in Spokane County, Washington. Its water-quality measurements are published by Washington Ecology and shown on this page as reported.
What is the water quality of Newman Lake?
- Newman Lake in Spokane County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Surface area: 1091 acres.
Is Newman Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Newman Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, nuisance exotic species, nutrients (phosphorus, nitrogen). Check local advisories before you swim.
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Where this data comes from
Measurements for Newman Lake 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