Canandaigua Lake at Canandaigua

Highest listed crest 692.11 ftFlood stage 690.0 ft2 crests since 1972

The Canandaigua Lake at Canandaigua crested at major flood stage 1 time among the 2 crests the National Weather Service lists from 1972 to 2011. The highest, 692.11 ft on June 24, 1972, was major flooding, 2.11 feet above flood stage.

The gauge

Highest listed crest: 692.11 ft; June 24, 1972
Flood stage: 690.0 ft; Major flooding from 692.0 ft
Crests at major: 1; 98th of 160 gauges in New York
Most recent flood crest: May 1, 2011; 690.25 ft, minor flooding
Location: Ontario County; Near Canandaigua (1.2 mi), Geneva (14.7 mi)
Identifiers: NWS CNDN6; No USGS station

Flood stages

The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.

Flood categories, Canandaigua Lake at Canandaigua

Action stage	689.0	0	—	The level at which the NWS or its partners begin to take action
Flood stage (minor)	690.0	1	May 1, 2011	Minimal or no property damage, but possibly some public threat
Moderate flood stage	691.0	0	—	Some inundation of structures and roads near the stream
Major flood stage	692.0	1	Jun 24, 1972	Extensive inundation of structures and roads

Every listed crest

2 crests from 1972 to 2011. Filled: at or above flood stage. Hover a crest for its date and stage.

Crests at or above flood stage, by decade

These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor.
Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable.

Highest crests

Highest listed crests, Canandaigua Lake at Canandaigua

1	Jun 24, 1972	692.11	+2.11	Major	—
2	May 1, 2011	690.25	+0.25	Minor	—

Ontario County: every hazard · River floods across the country · New York

NOAA National Water Prediction Service, gauge CNDN6, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.