The signs are down and Chub Lake Beach is safe for swimming again, according to Carlton County officials, who retested the beach since sending out a notice in July.

Carlton County zoning and environmental services administrator Heather Cunningham explained that when the beach is closed due to failed test results, it applies only to the county-owned public beach, not the entire lake. Reasons for a failed test can vary, she said, but it is not because of failed septic systems at Chub Lake, a groundwater-fed lake which generally has good water. A county FAQ notes that the sources of fecal cont...