Sanford, Fla. — The Florida Department of Health in Seminole County (DOH-Seminole) has extended the Health Alert for the presence of harmful blue-green algal toxins in Lake Howell (Casselberry) and Lake Jesup. The Lake Howell alert is in response to a water sample taken on September 25, 2023, and is in effect through October 25, 2023. The Lake Jesup alert is in response to a water sample taken on September 27, 2023, and is in effect through October 27, 2023. The public should exercise caution in and around Lake Howell and Lake Jesup.
For media inquiries:
Mirna Chamorro • Mirna.Chamorro@FLHealth.gov • 407-665-3374
DOH-Seminole Extends Blue-Green Bloom Alert for Lake Jesup
September 19, 2023
Sanford, Fla. — The Florida Department of Health in Seminole County (DOH-Seminole) has extended the Health Alert for the presence of harmful blue-green algal toxins in Lake Jesup. The alert is in response to a water sample taken on September 14, 2023, and is in effect through October 14, 2023. The public should exercise caution in and around Lake Jesup where algal blooms are present.
DOH-Seminole Extends Blue-Green Algae Alert for Lake Jesup
August 22, 2023
Sanford, Fla. — The Florida Department of Health in Seminole County (DOH-Seminole) has extended the Health Alert for the presence of harmful blue-green algal toxins in Lake Jesup. The alert is in response to a water sample taken on August 17, 2023, and is in effect through September 16, 2023. The public should exercise caution in and around Lake Jesup where algal blooms are present.
DOH-Seminole Issues Rabies Advisory
August 14, 2023
Sanford, Fla. — The Florida Department of Health in Seminole County (DOH-Seminole) is issuing a rabies alert for neighborhoods in the Sanford area. The alert is in response to a bat which tested positive for rabies in that area. Residents and visitors in the area bordered to the north by East 8th Street, on the east by Brisson Avenue, on the south by East Airport Boulevard and on the west by South French Avenue should avoid contact with bat and wildlife. If you, a family member, or someone you know thinks that they were in contact with a bat, call Seminole County Animal Services at 407-665-5201 or the Florida Department of Health in Seminole County at 407-665-3243.
Sanford, Fla. — The Florida Department of Health in Seminole County (DOH-Seminole) is urging residents to take necessary precautions and follow safety measures during the current heat advisory. With temperatures soaring and heat indexes reaching dangerous levels, it is important to prioritize the well-being of individuals and communities.
Sanford, Fla. — The Florida Department of Health in Seminole County has issued a Health Alert for the presence of harmful blue-green algal toxins in Lake Jesup. The alert is in response to a water sample taken on July 26, 2023. The public should exercise caution in and around Lake Jesup where algal blooms are present.
DOH-Seminole Observes Men’s Health Month in June
June 23, 2023
Sanford, Fla. — The Florida Department of Health in Seminole County (DOH-Seminole) observes Men’s Health Month in June to encourage men to implement healthy living decisions. Men should get regular checkups and be aware of their age and lifestyle risks.
Sanford, Fla. — The Florida Department of Health in Seminole County (DOH-Seminole) has established a new partnership with Unite Us, the nation’s leading software company enabling cross-sector collaboration to improve people’s health and well-being, through which DOH-Seminole will leverage the Unite Us coordinated care network, known as Unite Florida, to securely send and receive referrals and track outcomes in a person-centered model.
Sanford, Fla. — The Florida Department of Health in Seminole County (DOH-Seminole) encourages residents and visitors to enjoy a safe and healthy Memorial Day weekend. Follow these tips for a healthy holiday weekend.
Sanford, Fla. — The Florida Department of Health in Seminole County (DOH-Seminole) has extended the Health Alert for the presence of harmful blue-green algal toxins in Lake Jesup. The alert is in response to a water sample taken on May 10, 2023, and is in effect through June 9, 2023. The public should exercise caution in and around Lake Jesup.

