Douglass Park Lagoon Lake
Cook County, IllinoisView mapDirections
No nutrient or algae sampling on record from Illinois EPA for this lake.
- Limited data
Douglass Park Lagoon Lake in Cook County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported.
Douglass Park Lagoon Lake is a lake in Cook County, Illinois.
Source: EPA Water Quality Portal sampling records, Illinois EPA, last sampled 2023-05-16. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Douglass Park Lagoon 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 Douglass Park Lagoon Lake
These are the measurements Illinois EPA publishes for Douglass Park Lagoon 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.
Ask about Douglass Park Lagoon Lake
Answers come straight from the public measurements and survey records on this page.
Stays via Stay22
Stays near Douglass Park Lagoon Lake
Compare lakeside cabins, hotels, and vacation rentals near Douglass Park Lagoon Lake in Cook County, Illinois — 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.
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Fishing Douglass Park Lagoon Lake
Regulated Pollution Sources Nearby
1 EPA-permitted facility operate within about 5 miles of Douglass Park Lagoon Lake under Clean Water Act (NPDES) discharge permits. 1 facility has a reported Clean Water Act violation in the past three years.
- Midwest Salt LlcChicago · 2.4 mi away · NPDES IL0080298Recent violation
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Nearby Lakes in Cook County
Frequently asked questions about Douglass Park Lagoon Lake
Where is Douglass Park Lagoon Lake?
- Douglass Park Lagoon Lake is a lake in Cook County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.
What is the water quality of Douglass Park Lagoon Lake?
- Douglass Park Lagoon Lake in Cook County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported.
Is Douglass Park Lagoon Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Douglass Park Lagoon Lake across LakeQuality
Planning a trip around Indiana Dunes?
Douglass Park Lagoon Lake is about 35 miles from Indiana Dunes National Park. Crowds there swing hard by season, so the month you pick changes both how busy the park is and what lodging costs.
Best time to visit Indiana Dunes →More lakes in Illinois
Other Lakes in Illinois
Where this data comes from
1 measurement from 1 monitoring station, 2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- USGS Illinois Water Science Center
USGS-IL1 sample · 2023
Analytical methods
- Secchi disk method
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Regulated discharger data from EPA ECHO (ICIS-NPDES)