About

North McNair Shoal lies within the scenic Thousand Islands region on the Canada-United States border, under the jurisdiction of Canada. This distinct shoal is positioned northwest of McNair Island, forming part of the Three Sisters Group, a cluster of islands known for their natural beauty. The shoal is specifically located northeast of the harbor in Brockville, Ontario, a city rich in history and culture, nestled along the banks of the St. Lawrence River.

Within the administrative boundaries of the City of Brockville, North McNair Shoal is part of the Leeds and Grenville County in Ontario. The precise coordinates of the shoal are 44° 35′ 46″ N and 75° 40′ 02″ W, placing it securely in the 44^36′ by 75^40′ two-minute box on navigational charts. While the area does not boast alternate names, its association with the nearby McNair Island underscores its connection to the local geography and the broader Thousand Islands ecosystem.

Island or Feature Name
North McNair Shoal

Nationality
Canada

Centroid Lat/Long
44° 35′ 46″ N – 75° 40′ 02″ W

Two-Minute Box
44^36′ x 75^40′

Location and description
Northwest of McNair Island in the Three Sisters Group noirtheast of Brockville, ONT harbor

Former, informal, or alternate names

Municipality
City of Brockville

County
Leeds and Grenville

Province / State
ONT

Ports?

Book refs

1000islands.co ID #
850

Search Natural Resources Canada for: North McNair Shoal
Search Google Maps for: North McNair Shoal
Search Wikipedia for: North McNair Shoal
Data source.