September 18, 2026
DOH-Orange) is informing residents of two additional confirmed cases of locally-acquired dengue. DOH-Orange and Orange County Mosquito Control are coordinating surveillance and prevention efforts by continuing coverage within affected communities.
August 14, 2026
The alert is in response to water samples taken on August 11.
Orlando, Fla. — The Florida Department of Health in Orange County (DOH-Orange) has lifted the health alert issued on January 16, 2026, for harmful blue-green algae toxins in Lake Killarney – Killarney Drive. Follow-up water samples taken by the Florida Department of Environmental Protection (DEP) did not detect algae toxins, indicating the public may resume water-related activities.
April 27, 2026
Orlando, Fla. — The Florida Department of Health in Orange County (DOH-Orange) has issued a health alert for the presence of harmful blue-green algae toxins in NW Recreation Complex Pond (E Shore). The alert is in response to water samples taken on April 22, 2026.
Orlando, Fla. — The Florida Department of Health in Orange County (DOH-Orange) has lifted the health alert issued on March 16, 2026, for harmful blue-green algae toxins in Lake Gatlin — SW Cove. Follow-up water samples taken by the Florida Department of Environmental Protection (DEP) did not detect algae toxins, indicating the public may resume water-related activities.
Orlando, Fla. — The Florida Department of Health in Orange County (DOH-Orange) has issued a health alert for the presence of harmful blue-green algae toxins in Lake Killarney (Near Center). The alert is in response to water samples taken on January 8, 2026.
The Florida Department of Health in Orange County (DOH-Orange) cautions the public of the presence of blue-green algae in Lake Bessie – N Shore.
