Dam [1] Height Year removed Location Watercourse Watershed Notes Judd Brook Dam 5.1 ft (1.6 m) 2017 Easton 44°08′46″N 71°46′24″W / 44.1461°N 71.7734°W / 44.1461; -71.7734 (Judd Brook Dam ) Judd Brook Ammonoosuc River Water diversion dam. Pearl Lake Brook Dam 2008 Lisbon 44°12′25″N 71°53′31″W / 44.2069°N 71.8919°W / 44.2069; -71.8919 (Pearl Lake Brook Dam ) Pearl Lake Brook South Branch Gale River Dam 14 ft (4.3 m) 2020 Bethlehem 44°14′32″N 71°38′16″W / 44.2423°N 71.6378°W / 44.2423; -71.6378 (South Branch Gale River Dam ) South Branch Gale River Water supply dam owned by Littleton Water and Light. Munn Pond Dam 6 ft (1.8 m) 2019 Errol 44°44′07″N 71°11′16″W / 44.7354°N 71.1879°W / 44.7354; -71.1879 (Munn Pond Dam ) Tributary to Androscoggin River Androscoggin River Dam built for recreation and log storage. Owned by the New Hampshire Fish and Game Department . Homestead Woolen Mills Dam 14 ft (4.3 m) 2010 Swanzey 42°52′17″N 72°19′41″W / 42.8714°N 72.3281°W / 42.8714; -72.3281 (Homestead Woolen Mills Dam ) Ashuelot River Ashuelot River McGoldrick Dam 2001 Hinsdale 42°47′16″N 72°28′14″W / 42.7877°N 72.4706°W / 42.7877; -72.4706 (McGoldrick Dam ) Owned by the McGoldrick Paper Company. Winchester Dam 3 ft (0.91 m) 2002 Winchester 42°46′36″N 72°23′00″W / 42.7768°N 72.3834°W / 42.7768; -72.3834 (Winchester Dam ) Ferry Brook Dam 11 ft (3.4 m) 2019 Keene 42°58′32″N 72°14′32″W / 42.9755°N 72.2422°W / 42.9755; -72.2422 (Ferry Brook Dam ) Ferry Brook Dam built for conservation and agriculture. Owned by the Cheshire County Fish & Game Club. Pine Mill Dam 15 ft (4.6 m) 2019 North Haverhill 44°05′21″N 72°01′30″W / 44.0891°N 72.0251°W / 44.0891; -72.0251 (Pine Mill Dam ) Clark Brook Connecticut River Grist mill dam owned by the Connecticut River Conservancy and Mill Dam Water Supply. Clark Pond Dam 2018 Haverhill 44°05′24″N 71°59′52″W / 44.0899°N 71.9977°W / 44.0899; -71.9977 (Clark Pond Dam ) Cold River Dam 7 ft (2.1 m) [2] 2003 Walpole 43°07′49″N 72°25′07″W / 43.1302°N 72.4187°W / 43.1302; -72.4187 (Cold River Dam ) Cold River Dam built in the 1970s by Cold River Materials. [2] Lyman Falls Dam Remnant 4 ft (1.2 m) 2022 Columbia 44°46′39″N 71°35′44″W / 44.7774°N 71.5956°W / 44.7774; -71.5956 (Lyman Falls Dam Remnant Removal ) Connecticut River Hydroelectric dam owned by the Vermont River Conservancy. Hubner Pond Dam 30 ft (9.1 m) 2019 Chesterfield 42°52′16″N 72°28′09″W / 42.8711°N 72.4691°W / 42.8711; -72.4691 (Hubner Pond Dam ) Tributary to Hubbard Brook Dam built for recreation. Butternut Pond Dam 2013 Grantham 43°33′13″N 72°07′51″W / 43.5536°N 72.1308°W / 43.5536; -72.1308 (Butternut Pond Dam ) Butternut Brook Sugar River Owned by the New Hampshire Fish and Game Department . Stevens Brook Dam 8 ft (2.4 m) 2011 Claremont 43°23′15″N 72°21′05″W / 43.3876°N 72.3513°W / 43.3876; -72.3513 (Stevens Brook Dam ) Stevens Brook Fish rearing pond dam. West Henniker Dam 10 ft (3.0 m) 2004 Henniker 43°09′55″N 71°50′34″W / 43.1654°N 71.8427°W / 43.1654; -71.8427 (West Henniker Dam ) Contoocook River Contoocook River Paper mill dam owned by the Town of Henniker. Greene Wildlife Pond Dam (Ainsworth Pond Dam) 13 ft (4.0 m) 2015 Jaffrey 42°49′16″N 72°03′28″W / 42.821°N 72.0578°W / 42.821; -72.0578 (Greene Wildlife Pond Dam (Ainsworth Pond Dam) ) Stony Brook Dam built for recreation and wildlife. Beaver Lake Dam 8 ft (2.4 m) 2012 Derry 42°54′06″N 71°17′57″W / 42.9016°N 71.2992°W / 42.9016; -71.2992 (Beaver Lake Dam ) Beaver Brook Merrimack River Water supply dam for the Benjamin Chase Mill. Owned by the Town of Derry. Berry Brook Reservoir Dam 2013 Pittsfield 43°17′28″N 71°18′04″W / 43.2911°N 71.3010°W / 43.2911; -71.3010 (Berry Brook Reservoir Dam ) Berry Pond Brook Maxwell Pond Dam 15 ft (4.6 m) 2009 Manchester 43°00′37″N 71°28′45″W / 43.0103°N 71.4791°W / 43.0103; -71.4791 (Maxwell Pond Dam ) Black Brook The dam was originally constructed to create Maxwell Pond on Black Brook in 1900 for the purpose of ice harvesting. Owned by the City of Manchester. Heads Pond Dam 9 ft (2.7 m) 2010 Hooksett 43°06′31″N 71°26′55″W / 43.1086°N 71.4485°W / 43.1086; -71.4485 (Heads Pond Dam ) Browns Brook Jenkins Road McQuade Brook Dam 14 ft (4.3 m) 2012 Bedford 42°54′20″N 71°31′25″W / 42.9056°N 71.5237°W / 42.9056; -71.5237 (Jenkins Road McQuade Brook Dam ) McQuade Brook Dam built for transportation, owned by the Town of Bedford. McQuesten Dam #1 4 ft (1.2 m) 2016 Manchester 42°58′10″N 71°28′52″W / 42.9694°N 71.4811°W / 42.9694; -71.4811 (McQuesten Dam #1 ) McQuesten Brook McQuesten Dam #2 5 ft (1.5 m) 2016 Manchester 42°58′08″N 71°28′53″W / 42.969°N 71.4813°W / 42.969; -71.4813 (McQuesten Dam #2 ) McQuesten Dam #3 2.5 ft (0.76 m) 2016 Manchester 42°58′04″N 71°28′52″W / 42.9679°N 71.4812°W / 42.9679; -71.4812 (McQuesten Dam #3 ) South Main Street Dam 2.5 ft (0.76 m) 2016 Manchester 42°58′06″N 71°28′56″W / 42.9682°N 71.4821°W / 42.9682; -71.4821 (South Main Street Dam ) Stormwater retention dam. Magazine Street Dam 2014 Bedford 42°57′26″N 71°32′33″W / 42.9573°N 71.5426°W / 42.9573; -71.5426 (Magazine Street Dam ) Riddle Brook Merrimack Village Dam 2008 Merrimack 42°51′37″N 71°29′36″W / 42.8604°N 71.4932°W / 42.8604; -71.4932 (Merrimack Village Dam ) Souhegan River Grist mill dam later used as a water supply. Anne Jackson Girl Scout Dam 8 ft (2.4 m) 2012 Wilton 42°49′46″N 71°46′04″W / 42.8295°N 71.7679°W / 42.8295; -71.7679 (Anne Jackson Girl Scout Dam ) Tributary to Souhegan River Dam built for recreation. Owned by the Girl Scouts of the Green and White Mountains. Buck Street Dam West 12 ft (3.7 m) 2011 Pembroke 43°09′34″N 71°24′27″W / 43.1595°N 71.4074°W / 43.1595; -71.4074 (Buck Street Dam West ) Suncook River Tannery Brook Dam 19 ft (5.8 m) 2015 Boscawen 43°20′32″N 71°41′01″W / 43.3421°N 71.6837°W / 43.3421; -71.6837 (Tannery Brook Dam ) Tannery Brook Dam built for recreation and wildlife. Boyce Pond Dam/Horseshoe Pond Dam 11 ft (3.4 m) 2014 Fitzwilliam 42°45′12″N 72°10′19″W / 42.7533°N 72.1719°W / 42.7533; -72.1719 (Boyce Pond Dam/Horseshoe Pond Dam ) Tributary to Kemp Brook Millers River Mill dam. Upper IPC Dam 2008 Bristol 43°36′24″N 71°44′32″W / 43.6068°N 71.7422°W / 43.6068; -71.7422 (Upper IPC Dam ) Newfound River Pemigewasset River Bellamy River Dam V 4 ft (1.2 m) 2004 Dover 43°10′35″N 70°52′18″W / 43.1763°N 70.8717°W / 43.1763; -70.8717 (Bellamy River Dam V ) Bellamy River Piscataqua River Lower Sawyer Mill Dam 18 ft (5.5 m) 2018 Dover 43°10′42″N 70°52′30″W / 43.1783°N 70.875°W / 43.1783; -70.875 (Lower Sawyer Mill Dam ) Mill dams that powered Sawyer Woolen Mills . Upper Sawyer Mill Dam 15 ft (4.6 m) 2019 Dover 43°10′44″N 70°52′36″W / 43.179°N 70.8766°W / 43.179; -70.8766 (Upper Sawyer Mill Dam ) Union Village Dam 15 ft (4.6 m) 2014 Winchester 43°29′42″N 71°01′34″W / 43.4951°N 71.0262°W / 43.4951; -71.0262 (Union Village Dam ) Branch River Hydropower dam. Champlin Pond Dam #1 2005 Rochester 43°16′15″N 70°55′53″W / 43.2708°N 70.9313°W / 43.2708; -70.9313 (Champlin Pond Dam #1 ) Clark Brook Champlin Pond Dam #2 2005 Rochester 43°16′35″N 70°55′54″W / 43.2764°N 70.9317°W / 43.2764; -70.9317 (Champlin Pond Dam #2 ) Great Dam 16 ft (4.9 m) 2016 Exeter 42°58′53″N 70°56′40″W / 42.9813°N 70.9445°W / 42.9813; -70.9445 (Great Dam ) Exeter River Industrial dam. Bunker Pond Dam 16 ft (4.9 m) 2011 Epping 43°02′25″N 71°07′46″W / 43.0403°N 71.1294°W / 43.0403; -71.1294 (Bunker Pond Dam ) Lamprey River Owned by the New Hampshire Department of Environmental Services . Rex Tannery Dam 2010 Raymond 43°02′06″N 71°11′20″W / 43.0349°N 71.189°W / 43.0349; -71.189 (Rex Tannery Dam ) Tributary to Lamprey River Little Hale Pond Dam 15 ft (4.6 m) 2019 Durham 43°08′35″N 70°55′17″W / 43.143°N 70.9213°W / 43.143; -70.9213 (Little Hale Pond Dam ) Littlehole Creek Dam built for recreation, owned by Durham Public Works. Lower Peverly Pond Dam 2021 Newington 43°05′00″N 70°50′32″W / 43.0833°N 70.8423°W / 43.0833; -70.8423 (Lower Peverly Pond Dam ) Peverly Brook Water supply dam owned by the U.S. Fish and Wildlife Service . Winnicut River Dam 14 ft (4.3 m) 2009 Greenland 43°02′12″N 70°50′52″W / 43.0368°N 70.8477°W / 43.0368; -70.8477 (Winnicut River Dam ) Winnicut River Owned by the New Hampshire Fish and Game Department . Bearcamp River Dam 20 ft (6.1 m) 2003 South Tamworth 43°49′41″N 71°17′55″W / 43.8281°N 71.2987°W / 43.8281; -71.2987 (Bearcamp River Dam ) Bearcamp River Saco River Badger Pond Dam 18 ft (5.5 m) 2004 Belmont 43°27′08″N 71°28′08″W / 43.4521°N 71.4689°W / 43.4521; -71.4689 (Badger Pond Dam ) Tioga River Winnipesaukee River