Source
How the GNIS Lake Ontario/Lake America name change in the U.S. will appear in Maps
The U.S. Geographic Names Information System (GNIS) has formally renamed Lake Ontario to Lake America in the United States, and Google Maps is updating its labels to reflect this.
Why it matters
Depending on their location, Google Maps users will see different names for the same body of water, which may affect how they search for or identify the lake.
The details
Google Maps updates its information based on official government sources like GNIS. This action follows a long-standing policy regarding bodies of water with names that vary from country to country.
What's next
The name changes are starting to roll out now across Google Maps.
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