Blue-green algae are once again invading Doctors Lake, leaving parts of the lake looking bright green.

The Florida Department of Health in Clay County issued a health alert Friday after finding harmful blue-green algae toxins in Doctors Lake near Magnolia Road.

The Department of Health in Clay County is alerting people that Doctors Lake has blue-green algae.

Clay County health officials have issued another alert for the presence of harmful blue-green algal toxins in Doctors Lake.

Clay County health officials have issued an alert for the presence of harmful blue-green algal toxins in Doctors Lake near the Pace Island Dock.

Clay County officials asked boaters to avoid all of the county’s waterways Friday as the Clay County Sheriff’s Office Marine Unit worked to clear debris left in the wake of Nicole.

From flooding in Downtown St. Augustine and Doctors Lake to the impacts in Downtown Jacksonville and along the beaches, you can choose your view of what’s happening live with Tropical Storm Nicole from our News4JAX SkyCam Network.

News4JAX viewers on Thursday shared numerous photos of trees that were knocked down in Northeast Florida as Ian rolled its way across the state.

Clay County is working to eliminate major damage issues during catastrophic storms like what the county dealt with in 2017 following Hurricane Irma.

According to the Florida Department of Health in Clay County, people should be cautious in and around Doctors Lake at Camp Echockotee, near Lucy Branch and at the end of Lawrence Road.

The Florida Department of Health has issued a health alert for Doctor's Lake - Mill Cove due to harmful blue-green algal toxins found in the water.

GREEN COVE SPRINGS, Fla. – Clay County Emergency Management is preparing for residents to potentially experience tropical storm gusts and slightly elevated water levels, specifically along the St. Johns River and Doctors Lake areas, early Monday morning due to Isaias. Currently, Clay County is under a tropical storm warning. “We will continue to monitor the track of this system and adjust plans accordingly,” said Emergency Management Director John Ward. Clay County Emergency Management encourages residents to continue to monitor this storm and its path. For updates, go to alert.claycountygov.com or follow Clay County, FL Emergency Management on Facebook.