Lake Barrington
Lake County, Illinois84 acresView mapDirections
No nutrient or algae sampling on record from Illinois EPA for this lake.
- Impaired · Nutrients (phosphorus, nitrogen)
- 13 ft max depth
Lake Barrington in Lake County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Maximum depth: 13 ft. Surface area: 84 acres.
Lake Barrington is a 84-acre lake in Lake County, Illinois with a maximum depth of 13 feet (8-foot average).
Source: EPA Water Quality Portal sampling records, Illinois EPA. Methodology: how these readings are compared.
Swimming conditions
No readingBacteria advisory
Nutrient and algae readings are not a swimming clearance. Lake Barrington is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen), pathogens (E. coli, fecal), turbidity. Check local advisories before you swim.
Whether Lake Barrington 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 Lake Barrington
These are the measurements Illinois EPA publishes for Lake Barrington, 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 Barrington
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
13 ft
Average depth
7.8 ft
Surface area
84 acres
Shoreline
2.9 mi
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Stays near Lake Barrington
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Fishing Lake Barrington
EPA Impairment Status
Lake Barrington 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: Recreation, Other.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit IL_RTZT · Official waterbody report
Nearby Lakes in Lake County
Frequently asked questions about Lake Barrington
Where is Lake Barrington?
- Lake Barrington is a lake in Lake County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.
What is the water quality of Lake Barrington?
- Lake Barrington in Lake County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Maximum depth: 13 ft. Surface area: 84 acres.
Is Lake Barrington safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Lake Barrington is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen), pathogens (E. coli, fecal), turbidity. Check local advisories before you swim.
How deep is Lake Barrington?
- Lake Barrington has a maximum depth of 13 feet and an average depth of 7.8 feet. The lake covers 84 acres.
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Where this data comes from
Measurements for Lake Barrington 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