Rivers of New Hampshire Ammonoosuc River Androscoggin River Ashuelot River Baker River Bearcamp River Blackwater River Cocheco River Connecticut River Contoocook River Diamond River Exeter River Isinglass River Lamprey River Merrimack River North Branch River Oyster River Pemigewasset River Piscataquog River Saco River Smith River Souhegan River Spicket River Sugar River Suncook River Upper Ammonoosuc River Warner River Winnicut River Winnipesaukee River
Watershed Hydrology Contoocook Merrimack Middle Connecticut Pemigewasset Piscataqua-Salmon Falls Saco Upper Androscoggin Upper Connecticut Upper Connecticut-Mascoma