Maumee Bay State Park (Erie)) is a freshwater beach in Lucas County, Ohio. Across 195 bacteria samples collected between 2021 and 2025 at nearby monitoring stations, it earns a Beach Safety Grade of D — Poor.
About 22% of samples at Maumee Bay State Park (Erie)) 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 frequently crossed here over the monitored period. Bacteria samples frequently exceed the safe-swimming threshold; swimming advisories are common here.
Maumee Bay State Park (Erie)) 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.
📍 41.6860, -83.3810 · Open in Google Maps. Coordinates mark the monitored shoreline, not a specific access point.
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Common questions
Frequently Asked Questions
Maumee Bay State Park (Erie)) earns a Beach Safety Grade of D (Poor), based on 195 bacteria samples where about 22% exceeded the EPA safe-swimming threshold. Always confirm the current advisory before swimming, especially after heavy rain.
Water samples near Maumee Bay State Park (Erie)) 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.
Maumee Bay State Park (Erie)) is a freshwater beach in Lucas County, Ohio.
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.