River levels

Current St. Lawrence water levels from official gauges, both sides of the river.

Kingston, ON

74.68m above IGLD 1985

0.48 m above chart datum · observed Nov 2, 5:09 a.m. · Fisheries and Oceans Canada (CHS)

Brockville, ON

74.47m above IGLD 1985

0.52 m above chart datum · observed Nov 2, 5:09 a.m. · Fisheries and Oceans Canada (CHS)

Alexandria Bay, NY

74.58m above IGLD 1985

observed Nov 2, 5:00 a.m. · NOAA CO-OPS

Ogdensburg, NY

74.43m above IGLD 1985

observed Nov 2, 4:54 a.m. · NOAA CO-OPS

Updated 18 min ago. Readings refresh about every 30 minutes.

Data: Canadian Hydrographic Service (Fisheries and Oceans Canada) and NOAA CO-OPS. All readings are metres above the IGLD 1985 datum. For navigation and flood decisions use official sources directly.

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