Snakeden Hollow Lake
Knox County, Illinois151 acresView mapDirections
No nutrient or algae sampling on record from Illinois EPA for this lake.
- Impaired · Mercury
- 62 ft max depth
Snakeden Hollow Lake in Knox County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Maximum depth: 62.1 ft. Surface area: 151 acres.
Snakeden Hollow Lake is a 151-acre lake in Knox County, Illinois with a maximum depth of 62 feet.
Source: EPA Water Quality Portal sampling records, Illinois EPA. Methodology: how these readings are compared.
What Snakeden Hollow Lake is good for
From access and monitoring records, not editorial picks.
- Deep water62.1 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Snakeden Hollow Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
Whether Snakeden Hollow Lake is safe to swim in today is a call for the Illinois Environmental Protection Agency and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Snakeden Hollow Lake
These are the measurements Illinois EPA publishes for Snakeden Hollow 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 Snakeden Hollow Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
62.1 ft
Surface area
151 acres
Shoreline
8.1 mi
Stays via Stay22
Stays near Snakeden Hollow Lake
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Fishing Snakeden Hollow Lake
EPA Impairment Status
Snakeden Hollow Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Fish consumption.
Source: EPA ATTAINS assessment unit IL_UDU · Official waterbody report
Nearby Lakes in Knox County
Frequently asked questions about Snakeden Hollow Lake
Where is Snakeden Hollow Lake?
- Snakeden Hollow Lake is a lake in Knox County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.
What is the water quality of Snakeden Hollow Lake?
- Snakeden Hollow Lake in Knox County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Maximum depth: 62.1 ft. Surface area: 151 acres.
Is Snakeden Hollow Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Snakeden Hollow Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
How deep is Snakeden Hollow Lake?
- Snakeden Hollow Lake has a maximum depth of 62.1 feet. The lake covers 151 acres.
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Where this data comes from
Measurements for Snakeden Hollow 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