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Cohas Brook

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Coordinates:42°55′54″N71°27′15″W / 42.93167°N 71.45417°W /42.93167; -71.45417

From Wikipedia, the free encyclopedia

River in New Hampshire, United States

Cohas Brook
Cohas Brook watershed (Interactive map)
Location
Country	United States
State	New Hampshire
Counties	Rockingham,Hillsborough
Towns & cities	Auburn,Londonderry,Manchester
Physical characteristics

Source
• location	Auburn
• coordinates	42°59′42″N71°19′38″W / 42.99500°N 71.32722°W /42.99500; -71.32722
• elevation	435 ft (133 m)

Mouth	Merrimack River
• location	Manchester
• coordinates	42°55′54″N71°27′15″W / 42.93167°N 71.45417°W /42.93167; -71.45417
• elevation	108 ft (33 m)
Length	16.5 mi (26.6 km)
Basin size	71 sq mi (180 km²)
Basin features
Tributaries
• right	Outlet ofMassabesic Lake

Cohas Brook is a 16.5-mile-long (26.6 km)^[1]river located in southernNew Hampshire in theUnited States. It is atributary of theMerrimack River, part of theGulf of Maine watershed.

Cohas Brook rises inAuburn, New Hampshire, north of Calef Pond. The brook follows a winding course westward to the Merrimack River inManchester. In Manchester it picks up the outlet ofMassabesic Lake, the water supply for the city. This lower portion was formerly known as the "Coos River".^[2]

Much of the brook's course is quite close to intense suburban development, including Interstate routes93 and293, the South Willow Street commercial corridor, andManchester–Boston Regional Airport.

References

[edit]

^New Hampshire GRANIT state geographic information system
^Morse, Jedidiah; "The American Gazetteer", Thomson & Andrews, 1810

Merrimack River watershed

Towns

Landmarks

Rivers of New Hampshire bydrainage system

Gulf of Maine

Atlantic coastal tributaries	Blackwater River Browns River Drakes River Hampton River Hampton Falls River Little River Old River Taylor River
Merrimack River watershed	Baboosic Brook Back River Baker River Bear Brook Beards Brook Beaver Brook Beebe River Big River Black Brook Blackwater River Cockermouth River Cohas Brook Contoocook River East Branch Baker River East Branch Pemigewasset River Fowler River Frazier Brook Gridley River Gunstock River Lane River Little River (Big River) Little River (Merrimack River) Little Massabesic Brook-Sucker Brook Little Suncook River Lost River Mad River Melvin River Merrimack River Merrymeeting River Middle Branch Piscataquog River Moosilauke Brook Nashua River Newfound River Nissitissit River North Branch Contoocook River North Fork East Branch Pemigewasset River Nubanusit Brook Pemigewasset River Pennichuck Brook Piscataquog River Powwow River Purgatory Brook Red Hill River Salmon Brook Shedd Brook Smith River Soucook River Souhegan River South Branch Baker River South Branch Piscataquog River South Branch Souhegan River Spicket River Squam River Stony Brook Suncook River Tioga River Turkey River Warner River West Branch Mad River West Branch Souhegan River West Branch Warner River Winnipesaukee River
Merrymeeting Bay (Androscoggin River watershed)	Androscoggin River Chickwolnepy Stream Clear Stream Dead River Dead Diamond River East Branch Dead Diamond River Little Dead Diamond River Little Magalloway River Magalloway River Middle Branch Dead Diamond River Middle Branch Little Magalloway River Mollidgewock Brook Moose Brook Moose River Peabody River Rattle River South Branch Little Dead Diamond River Swift Diamond River West Branch Dead Diamond River West Branch Little Dead Diamond River West Branch Little Magalloway River West Branch Magalloway River West Branch Peabody River Wild River
Piscataqua River watershed	Bean River Bellamy River Berrys River Branch River Bunker Creek Cochecho River Ela River Exeter River Fresh River Isinglass River Jones Brook Lamprey River Little River (Brentwood) Little River (Exeter) Little River (Lamprey River) Mad River North River North Branch River Oyster River Pawtuckaway River Piscassic River Piscataqua River Rattlesnake River Salmon Falls River Squamscott River Winnicut River
Saco Bay (Saco River watershed)	Bearcamp River Beech River Chocorua River Cold River (Bearcamp River) Cold River Cutler River Dan Hole River Deer River Dry River East Branch Saco River East Branch Whiteface River East Fork East Branch Saco River Ellis River Little Cold River Lovell River Mad River Middle Branch Mad River Mill Brook New River Ossipee River Pequawket Brook Pine River Rocky Branch Saco River Sawyer River Shepards River South River South Branch Mad River Swift River (Bearcamp River) Swift River (Saco River) West Branch Whiteface River Wildcat Brook Wonalancet River