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Long Island Sound/Stony Brook Harbor Water Level

Live gauge height for Long Island Sound/Stony Brook Harbor, measured at USGS station CONNETQUOT BK NR CENTRAL ISLIP NY (10.3 mi from the nearest mapped ramp).

Current gauge height
2.48 ft
Updated 39 min ago
vs. 30-day average
Streamflow
19 cfs

Boat Ramps on Long Island Sound/Stony Brook Harbor (3)

See all Long Island Sound/Stony Brook Harbor boat ramps →

Long Island Sound/Stony Brook Harbor Water Level FAQ

What is the water level of Long Island Sound/Stony Brook Harbor today?

The USGS gauge for Long Island Sound/Stony Brook Harbor (CONNETQUOT BK NR CENTRAL ISLIP NY) currently reads a gauge height of 2.48 feet. Readings update throughout the day from USGS instrumentation.

Is Long Island Sound/Stony Brook Harbor high or low right now?

Compare today's reading with the 30-day chart above — a reading near the top of the range means high water, near the bottom means low water.

Where can I launch a boat on Long Island Sound/Stony Brook Harbor?

BoatLaunchMap lists 3 boat ramps on Long Island Sound/Stony Brook Harbor, each with directions, ratings, and launch details.

Data: U.S. Geological Survey, station 01306460. Gauge height is measured relative to the station datum, not lake depth. Always verify conditions on site before launching.