Indiana Dunes State Park East Beach is a freshwater beach in Porter County, Indiana. Across 435 bacteria samples collected between 2021 and 2025 at nearby monitoring stations, it earns a Beach Safety Grade of C — Fair.
About 9% of samples at Indiana Dunes State Park East Beach exceeded the EPA Beach Action Value of 235 CFU/100 mL for Escherichia coli — the threshold at which water managers typically post a swimming advisory. In practice that means the safe-swimming limit was sometimes crossed here over the monitored period. Bacteria samples occasionally exceed the safe-swimming threshold — check the latest advisory before swimming.
Indiana Dunes State Park East Beach was not under a swimming advisory in the most recent EPA snapshot. Conditions can change quickly after heavy rain or high runoff, so it's still worth checking the current advisory the day you go.
📍 41.6640, -87.0620 · Open in Google Maps. Coordinates mark the monitored shoreline, not a specific access point.
Planning a trip to Indiana Dunes State Park East Beach?
Get water-quality updates and swim-advisory alerts for this beach — plus trip-planning tips — by email.
Where to stay near Indiana Dunes State Park East Beach
Find hotels, condos, and vacation rentals near Indiana Dunes State Park East Beach in Porter County, Indiana — live availability and prices to plan your beach trip.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Common questions
Frequently Asked Questions
Indiana Dunes State Park East Beach earns a Beach Safety Grade of C (Fair), based on 435 bacteria samples where about 9% exceeded the EPA safe-swimming threshold. Always confirm the current advisory before swimming, especially after heavy rain.
Water samples near Indiana Dunes State Park East Beach are tested for Escherichia coli, uploaded to the EPA Water Quality Portal. A sample above the Beach Action Value (235 CFU/100 mL) signals a higher risk of illness from swimming. BeachGrade summarizes multiple years of those results into one grade.
Indiana Dunes State Park East Beach is a freshwater beach in Porter County, Indiana.
Beach inventory and advisory status from the U.S. EPA BEACON program; bacteria samples from the Water Quality Portal. The Beach Safety Grade summarizes multiple years of monitoring — see our methodology. Water quality changes quickly, especially after rain; always check the official state or county advisory before swimming. BeachGrade is informational and not a substitute for official public-health guidance.