Blackwater River

In geography, a blackwater river has water-colour ranging from clear tea to coffee.

Independent of this technical sense, there are many individual rivers named Blackwater.

Blackwater River may refer to:

• The Blackwater River in Ontario, Canada
• The Blackwater River in the South Island of New Zealand
• The Blackwater River in Florida in the United States
• The Blackwater River in New Hampshire in the United States
• The Blackwater River in West Virginia in the United States
• One of two Blackwater Rivers in Virginia in the United States

River Blackwater may refer to:

• The River Blackwater, or its estuary, in Essex, England
• The River Blackwater, in Hampshire, England
• The River Blackwater , north of Inverness, Scotland
• The River Blackwater , near Blairgowrie, Scotland
• Any of three rivers in Ireland: the Munster Blackwater , the Meath Blackwater or the Ulster Blackwater