Oak Island-Lighthouse Park, Caswell Beach (S15A)

Source Information

The NC Department of Environmental Quality – Division of Marine Fisheries- Shellfish Sanitation and Recreational Water Quality samples for Enterococci in Marine only sites. Tier 1 sites (daily use) are sampled weekly from April to October Tier 2 sites (non-daily)are sampled twice a month from April to October All tier sites are sampled once a month November to March. A site is marked Green when the geometric mean of the site is below 35 units of enterococci per 100 ml of water and/or a single sample of that site is below 104 units of enterococci per 100 ml of water. A site is marked Red when the geometric mean of the site exceeds 35 units of enterococci per 100 ml of water and/or a single sample of that site exceeds 104 units of enterococci per 100 ml of water. Results are made public by a press release, and a map of areas listed under advisory. They can be found on the agency webpage. Swimming Advisories are issued through social media (Twitter); signs posted on-site; phone calls made to local public health agencies and town officials; press releases sent via email to press, interested parties (the public can sign up to receive notifications here), public health agencies, and local officials. The public can get in touch by this email erin.bryan-millush@ncdenr.gov