October 30, 2026
DOH-Hillsborough reminds all residents and visitors to enjoy Halloween festivities safely this weekend by taking steps to protect themselves from mosquito bites.
DOH-Hillsborough has issued a water quality advisory for Simmons Park Beach in Ruskin.
The alert is in response to a water sample taken on October 12. The public should exercise caution in and around Lake Thonotosassa.
September 18, 2026
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.
September 18, 2026
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.
September 16, 2026
Tests completed on Tuesday, September 15, indicate that the water quality at these locations does not meet the recreational water quality criteria for Enterococcus bacteria recommended by the Florida Department of Health.
September 16, 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.
September 14, 2026
September 11, 2026
Tests completed on Wednesday, September 9, 2026, indicate that the water quality at Bahia Beach does not meet the recreational water quality criteria for Enterococcus bacteria.
Listeriosis outbreak associated with a restaurant in Tampa with food consumption between March 2026 and June 2026.
