U.S. Geographic Features from MyTopo
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Massachusetts
Norfolk County
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Sunken Ledge
Sunken Ledge
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Norfolk County · Massachusetts
Description
In Boston Harbor at Quincy Bay 3.7 mi NE of Quincy; City of Quincy.
Nearby Features
Hangman Island
Island · 0.6 mi SW
Wreck Rock
Island · 0.7 mi S
Quincy Bay
Bay · 0.7 mi WSW
Quarantine Rocks
Bar · 0.8 mi NNE
Sculpin Ledge Channel
Channel · 0.9 mi NW
Portuguese Cove
Bay · 1.0 mi ESE
West Gut
Gut · 1.0 mi SE
Houghs Neck
Cape · 1.2 mi SSE
Nut Island
Cape · 1.2 mi SSE
Rainsford Island
Island · 1.3 mi NNE
Data Sources & Attribution
Feature data:
U.S. Geographic Names Information System (GNIS)
– U.S. Geological Survey.
Elevation:
USGS Elevation Point Query Service (EPQS)
.
Topographic basemap:
USGS National Map
.
Quad map thumbnails:
USGS US Topo
.
Watershed boundaries:
USGS Watershed Boundary Dataset (WBD)
.
Protected areas:
USGS Protected Areas Database (PAD-US)
– Gap Analysis Project.
Photos (where shown):
Wikidata
/
Wikimedia Commons
– individual licenses apply.
Printed map ordering:
MyTopo Map Store
.
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