HomeWater ReportWater Report Breakdown – Big Slough at Tropicaire Blvd. – Water Report Breakdown – Big Slough at Tropicaire Blvd. – adminOctober 1, 2022October 1, 2022 Flood Warning | North Port, FL (northportfl.gov) The current Gage Height for The Big Slough at Tropicaire Blvd. is 27.76 Ft.