DOH-Hillsborough cautions the public of the presence of blue-green algae in Bayport Canal (private canal) on September 17, 2026. Water sample testing is underway. Blue-green algae have the potential to produce toxins.
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Recent Hillsborough County News
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DOH-Hillsborough has issued a health alert for the presence of harmful blue-green algae toxins in Lake Thonotosassa. The alert is in response to a water sample taken on September 14.
Upcoming Hillsborough County Events
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Oct
16
Hillsborough Free Testing Event
October 16, 2026, at 7 a.m. – 2:30 p.m.
7 a.m. – 2:30 p.m.
Specialty Care Clinic
Nov
20
Hillsborough Free Testing Event
November 20, 2026, at 7 a.m. – 2:30 p.m.
7 a.m. – 2:30 p.m.
Specialty Care Clinic
Dec
18
Hillsborough Free Testing Event
December 18, 2026, at 7 a.m. – 2:30 p.m.
7 a.m. – 2:30 p.m.
Specialty Care Clinic