huron-srl --> Specatacle Reef Light Location: 45 46.392 N, 84 08.202 W (Source: Chart) Depth: 1.2 m (4 ft) (Source: Chart) NDBC ID: SRLM4 NOTES: Coordinates are DD MM.MMM meaning degrees, minutes, and fractional minutes. All data times are UTC unless noted otherwise. A subset of this data is also available at the Nation Data Buoy Center (NDBC).