Lincoln – The state has issued a health alert for Harmful Algal Blooms (HAB), also known as toxic blue-green algae, at Kirkman's Cove Lake in Richardson County.
Samples taken earlier this week at the lake measure above the threshold of 8 parts per billion (ppb) of total microcystin, which is a toxin released by certain strains of bluegreen algae.
When a health alert is issued, signs are posted to ad…