Lincoln, NE – The state of Nebraska has issued a health alert for Harmful Algal Blooms (HAB), also known as toxic blue-green algae, at Rockford Lake in Gage County, Fremont Lake No. 9 in Dodge County, and Bluestem Lake in Lancaster County. Maple Creek Recreation Area Lake in Colfax County has been removed from health alert after being on alert last week.Samples taken earlier this week ...