Blythe Slough
Codington County, South Dakota195 acresView mapDirections
No nutrient or algae sampling on record from SD DANR for this lake.
Blythe Slough in Codington County, South Dakota has water-quality measurements published by SD DANR, shown here as reported. Surface area: 195 acres.
Blythe Slough is a 195-acre lake in Codington County, South Dakota.
Source: EPA Water Quality Portal sampling records, SD DANR. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Blythe Slough is safe to swim in today is a call for the South Dakota Department of Agriculture and Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Blythe Slough
These are the measurements SD DANR publishes for Blythe Slough, 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 Blythe Slough
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
195 acres
Shoreline
3 mi
No bathymetric survey has been published for Blythe Slough, so its depth is not documented here.
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Nearby Lakes in Codington County
Frequently asked questions about Blythe Slough
Where is Blythe Slough?
- Blythe Slough is a lake in Codington County, South Dakota. Its water-quality measurements are published by SD DANR and shown on this page as reported.
What is the water quality of Blythe Slough?
- Blythe Slough in Codington County, South Dakota has water-quality measurements published by SD DANR, shown here as reported. Surface area: 195 acres.
Is Blythe Slough safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
Measurements for Blythe Slough come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.