Health Alert DOH-St. Johns Cautions About Red Tide at South Ponte Vedra August 18, 2026 DOH-St. Johns advises the public to be cautious due to the presence of red tide near South Ponte Vedra. Read more
Health Alert DOH-St. Johns Cautions About Blue-Green Algae at St. Johns River – Riverfront Park August 7, 2026 Water sample testing is underway. Since environmental conditions can change at any time, it is important to exercise caution, even if presence of toxins has not yet been confirmed. Read more
Health Alert DOH-St. Johns Cautions About Blue-Green Algae at St. Johns River – Shands Bridge July 28, 2026 Water sample testing is underway. It is important to exercise caution, even if presence of toxins has not yet been confirmed. Read more
Health Alert DOH-St. Johns Issues Blue-Green Algae Health Alert for St. Johns River-Watson Island July 21, 2026 The alert is in response to a water sample taken on July 13. The public should exercise caution in and around St. Johns River-Watson Island. Read more
Press Release DOH- St. Johns Cautions About Blue Green Algae for St. Johns River- Shands Bridge April 17, 2026 Read more
Press Release DOH-St. Johns Offices Close in Honor of Martin Luther King Jr. Day January 14, 2026 Read more
Press Release DOH- St. Johns Cautions About Blue Green Algae at the St. Johns River- Shands Bridge December 18, 2025 Read more