Where is Sangamon Bay?

Sangamon Bay is a lake in Cass County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.

How deep is Sangamon Bay?

Sangamon Bay has a maximum depth of 18 feet. The lake covers 122 acres.

Sangamon Bay

Cass County, Illinois122 acresView map Directions

No nutrient or algae sampling on record from Illinois EPA for this lake.

Max depth

18 ft

Bathymetric survey

Area

122 acres

Surface area

Shoreline

2.8 mi

Measured length

18 ft max depth

See the measurements Directions Where to stay

Sangamon Bay in Cass County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Maximum depth: 18 ft. Surface area: 122 acres.

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Sangamon Bay is a 122-acre lake in Cass County, Illinois with a maximum depth of 18 feet.

Source: EPA Water Quality Portal sampling records, Illinois EPA. Methodology: how these readings are compared.

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Sangamon Bay 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.

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Water quality measurements for Sangamon Bay

These are the measurements Illinois EPA publishes for Sangamon Bay, 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 Sangamon Bay

Answers come straight from the public measurements and survey records on this page.

Lake Details

Max depth

18 ft

Surface area

122 acres

Shoreline

2.8 mi

Stays via Stay22

Stays near Sangamon Bay

Compare lakeside cabins, hotels, and vacation rentals near Sangamon Bay in Cass 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.

Top-rated places to stay near Sangamon Bay

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Fishing Sangamon Bay

→ Sangamon Bay fishing regulations (limits, seasons, special rules)

Nearby Lakes in Cass County

Eagle Lake1.9 miView →Swamp Slough3.3 miView →Boujan Swale Lake4.2 miView →Meyers Pond—View →Finger Lake—View →

Frequently asked questions about Sangamon Bay

Where is Sangamon Bay?: Sangamon Bay is a lake in Cass County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.
What is the water quality of Sangamon Bay?: Sangamon Bay in Cass County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Maximum depth: 18 ft. Surface area: 122 acres.
Is Sangamon Bay safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Sangamon Bay?: Sangamon Bay has a maximum depth of 18 feet. The lake covers 122 acres.