High Bacteria Levels Prompt Beach Closures And Advisories In Four States
High bacteria readings have prompted beach closures and swimming advisories in four states, including Iowa, Massachusetts, New Jersey and Washington, as health officials warn against entering affected waters.[1]
Iowa's Department of Natural Resources advises against swimming at Backbone, Pine Lake South, Geode Lake, Union Grove, Pleasant Creek and Nine Eagles beaches because of elevated E. coli. Massachusetts has closed several beaches this month and publishes an hourly Beach Water Quality Dashboard for updates. New Jersey posted advisories at eight beaches and lakes and closed Beesley's Point Beach after high fecal bacteria readings. Washington's advisory map lists multiple beaches under swimming warnings, and Lake Meridian Park is presently closed for high bacteria.
Environment America reported that 61% of U.S. beaches had potentially unsafe contamination levels at least once in 2024. In 2025, Surfrider Foundation testing found 65% of 620 sampled sites yielded at least one high bacteria result exceeding state health standards. About 80% of the nation's roughly 6,352 coastal and Great Lakes beaches were in state monitoring programs as of 2021, leaving gaps in surveillance. Mainstream outlets have highlighted the closures as a public health concern.[1]
Iowa's state auditor posted on social media that residents deserve beaches they can swim at without health worries, and local outlets urged caution heading into the holiday weekend. Officials urge swimmers to avoid affected waters until follow-up tests show bacteria levels have returned to safe ranges. Check state DNR or local health department dashboards for the latest closures and advisories.
The mainstream summary does not mention the alarming statistic that 65% of 620 sampling sites tested by the Surfrider Foundation in 2025 yielded at least one high bacteria result exceeding state health standards. This raises concerns about the broader implications of water quality across U.S. beaches and suggests that the current advisories may be part of a larger trend of contamination that is not limited to the states currently highlighted. Furthermore, while the summary notes the closures and advisories, it downplays the fact that approximately 80% of the nation's 6,352 coastal and Great Lakes beaches were in state monitoring programs as of 2021, indicating significant gaps in surveillance that could leave many beaches untested and potentially unsafe for swimmers.
Additionally, the summary does not address the structural issues contributing to increased beach closures, such as malfunctioning sewage treatment plants and stormwater runoff, which the U.S. Environmental Protection Agency identifies as primary sources of fecal contamination. This lack of context may lead readers to view the current situation as isolated incidents rather than part of a systemic problem affecting water quality nationwide. These insights highlight the need for a more comprehensive approach to managing beach safety and environmental health.
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📊 Relevant Data
In 2025, 65% of 620 sampling sites at U.S. beaches tested by the Surfrider Foundation yielded at least one high bacteria result exceeding state health standards.
Surfrider Foundation's 2025 Clean Water Report — Surfrider Foundation
There are approximately 6,352 coastal and Great Lakes beaches in the United States, of which 5,053 (80%) participate in state monitoring programs.
EPA's Beach Report: 2021 Swimming Season — U.S. Environmental Protection Agency
📌 Key Facts
- As of June 2026, Iowa DNR advises against swimming at Backbone, Pine Lake South, Geode Lake, Union Grove, Pleasant Creek and Nine Eagles beaches due to elevated E. coli.
- Massachusetts has closed several beaches this month for high bacteria and algae and publishes an hourly updated Beach Water Quality Dashboard.
- Recent high fecal bacteria readings prompted swimming advisories at eight New Jersey beaches and lakes and the closure of Beesley's Point Beach.
- Washington state's advisory map lists multiple beaches under swimming advisories, some permanent, and Lake Meridian Park is presently closed for high bacteria.
- Environment America reported that 61% of U.S. beaches had potentially unsafe contamination levels at least once in 2024.
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