Merrimack River Watershed Council, Inc

Watershed - Geography - Tributaries

Tributaries

There are several major tributaries (e.g., streams, brooks, or rivers) to the Merrimack. These tributaries may be part of a larger subwatershed and therefore may not be listed above as its own watershed. The major tributaries are:

• Artichoke River
• Beaver Brook
• Black Brook
• Cohas Brook
• Concord River
• Contoocook River
• Little River
• Nashua River
• Pemigewasset River
• Piscataquog River
• Pow Wow River
• Salmon Brook
• Shawsheen River
• Sohegan River
• Soucook Brook
• Spicket
• Stony Brook
• Suncook River
• Turkey River
• Winnipesaukee River

The following table, taken from the Merrimack River Basin description written by US Fish and Wildlife Service, provides detailed information about the major tributaries of the Merrimack.

Table 1. Major Tributaries of the Merrimack River Basin.
Tributary Name	Distance from Tributary's Confluence with Main Stem to Ocean	Drainage Area in Square Miles	Percent of Total Basin
Concord River	40	405	8
Nashua River	55	538	11
Souhegan River	63	171	3
Piscataquog River	71	202	4
Suncook River	83	157	3
Soucook River	86 <	77	2
Contoocook River	101	776	15
Winnipesaukee River	115	488	10
Pemigewasset River Smith River Baker River Beebe River Mad River East Branch	115	1021	20

Merrimack River Watershed Council, Inc.
600 Suffolk Street, Fifth Floor
Lowell, MA 01854
Phone: 978.275.0120
FAX: 978.275.0125

www.merrimack.org

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