Blackstone River

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Blackstone River
The Blackstone River in Massachusetts
Location
Country	United States
State	Massachusetts, Rhode Island
Region	New England
Physical characteristics
Source
• location	Worcester, MA
Mouth
• location	Seekonk River, at Pawtucket Falls in Pawtucket, Rhode Island
• coordinates	41°52′38″N 71°22′56″W / 41.8771°N 71.3822°W / 41.8771; -71.3822
Length	48 mi (77 km)
Basin size	540 sq mi (1,400 km2)

The Blackstone River in the United States flows through the states of Massachusetts and Rhode Island. It is 48 mi (77 km) long with a drainage area of 540 sq mi (1,400 km²) and drains into the Seekonk River at Pawtucket, Rhode Island. Its long history of industrial use has caused significant pollution, with the United States Environmental Protection Agency describing it as “the most polluted river in the country because of high concentrations of toxic sediments.”^[1]