Dam[1]
Height
Year removed
Location
Watercourse
Watershed
Notes
Unnamed dam
11 ft (3.4 m )
1993
Bradley Brook
Muddy Pond Dam
8 ft (2.4 m )
1992
Muddy Brook
Little Pond Dam
10 ft (3.0 m )
1994
Tributary to Bigelow Creek
Spoonville Dam
25 ft (7.6 m )
2012
East Granby 41°54′04 ″N 72°45′24 ″W / 41.9012°N 72.7568°W / 41.9012; -72.7568 (Spoonville Dam )
Farmington River
Farmington River
This hydropower dam had been partially washed out in 1955, forcing the river to flow rapidly through a narrow notch. It was removed to improve boat safety and to allow fish to swim upstream to spawn.[2]
Lower Pond Dam
12 ft (3.7 m )
1991
Wolcott 41°38′02 ″N 72°57′40 ″W / 41.634°N 72.9611°W / 41.634; -72.9611 (Lower Pond Dam )
Cedar Swamp Brook
Housatonic River
Old Papermill Pond Dam
9.8 ft (3.0 m )
2019
New Milford 41°36′28 ″N 73°24′43 ″W / 41.6079°N 73.4119°W / 41.6079; -73.4119 (Old Papermill Pond Dam )
East Aspetuck River
Mill dam owned by the Housatonic Fish and Game Protection Association.
Roraback Pond Dam
14.3 ft (4.4 m )
2021
Harwinton 41°43′44 ″N 73°03′08 ″W / 41.7289°N 73.0521°W / 41.7289; -73.0521 (Roraback Pond Dam )
Tributary to Leadmine Brook
The 510-foot (160 m ) long earthen dam was owned by the Connecticut Department of Energy and Environmental Protection and impounded a 0.83-acre (0.34 ha ) pond. It was in severe disrepair and was breached to remove maintenance and liability concerns, as well as for stream restoration.[3]
John Dee's Dam
17 ft (5.2 m )
Waterbury 41°33′01 ″N 73°01′26 ″W / 41.5503°N 73.024°W / 41.5503; -73.024 (John Dee's Dam )
Mad River
Century Brass Dam
2016
Waterbury 41°32′20 ″N 73°00′53 ″W / 41.539°N 73.0146°W / 41.539; -73.0146 (Century Brass Dam )
Union City Dam
16 ft (4.9 m )
1999
Naugatuck 41°29′45 ″N 73°03′11 ″W / 41.4959°N 73.053°W / 41.4959; -73.053 (Union City Dam )
Naugatuck River
Anaconda Dam
11 ft (3.4 m )
1999
Waterbury 41°34′21 ″N 73°03′12 ″W / 41.5724°N 73.0533°W / 41.5724; -73.0533 (Anaconda Dam )
Freight Street Dam
2 ft (0.61 m )
1999
Waterbury 41°33′13 ″N 73°03′09 ″W / 41.5535°N 73.0525°W / 41.5535; -73.0525 (Freight Street Dam )
Platts Mill Dam
10 ft (3.0 m )
1999
Waterbury 41°31′10 ″N 73°03′05 ″W / 41.5195°N 73.0513°W / 41.5195; -73.0513 (Platts Mill Dam )
Chase Brass Dam
4 ft (1.2 m )
2004
Watertown 41°35′54 ″N 73°03′38 ″W / 41.5984°N 73.0605°W / 41.5984; -73.0605 (Chase Brass Dam )
Brass mill dam.
Heminway Pond Dam
14 ft (4.3 m )
2018
Watertown
Steele Brook
Dam powered silk thread manufacturing, owned by the Town of Watertown.
Blackledge River Dam
11 ft (3.4 m )
2018
Glastonbury
Blackledge River
Lower Connecticut River
Sawmill dam owned by the Town of Glastonbury.
Ed Bills Pond Dam
11 ft (3.4 m )
2015[4]
Lyme 41°25′36 ″N 72°19′54 ″W / 41.4268°N 72.3318°W / 41.4268; -72.3318 (Ed Bills Pond Dam )
East Branch Eightmile River
Dam built for recreation and aesthetics.
Zemko Dam
5 ft (1.5 m )
2007
Salem 41°29′38 ″N 72°17′00 ″W / 41.494°N 72.2834°W / 41.494; -72.2834 (Zemko Dam )
Owned by The Nature Conservancy .
Pizzini Dam
4.5 ft (1.4 m )
2005
East Haddam 41°26′01 ″N 72°20′06 ″W / 41.4336°N 72.335°W / 41.4336; -72.335 (Pizzini Dam )
Eightmile River
Norton Paper Mill Dam
20 ft (6.1 m )
2016
Colchester 41°34′49 ″N 72°24′06 ″W / 41.5802°N 72.4017°W / 41.5802; -72.4017 (Norton Paper Mill Dam )
Jeremy River
Mill dam.
Raymond Brook Pond Dam
4 ft (1.2 m )
2007
Amston 41°36′54 ″N 72°22′04 ″W / 41.6149°N 72.3678°W / 41.6149; -72.3678 (Raymond Brook Pond Dam )
Raymond Brook
Slocomb Pond Dam
12 ft (3.7 m )
2020
Glastonbury 41°39′49 ″N 72°34′46 ″W / 41.6635°N 72.5794°W / 41.6635; -72.5794 (Slocomb Pond Dam )
Roaring Brook
Mill dam owned by the Town of Glastonbury.
Scantic River Dam (Springborn Dam)
26 ft (7.9 m )
2017
Hazardville 41°58′59 ″N 72°31′07 ″W / 41.9831°N 72.5185°W / 41.9831; -72.5185 (Scantic River Dam (Springborn Dam) )
Scantic River
Mill dam.
Karp Family Dam
2015
Suffield 41°57′44 ″N 72°37′50 ″W / 41.9622°N 72.6305°W / 41.9622; -72.6305 (Karp Family Dam )
Stony Brook
Dam built for recreation.
Indian Lake Dam
12 ft (3.7 m )
1994
Clinton 41°17′13 ″N 72°31′33 ″W / 41.2869°N 72.5257°W / 41.2869; -72.5257 (Indian Lake Dam )
Indian River
Indian River
Hyde Pond
4.8 ft (1.5 m )
2015
Stonington and Groton 41°23′48 ″N 71°57′34 ″W / 41.3966°N 71.9594°W / 41.3966; -71.9594 (Hyde Pond )
Whitford Brook
Mystic River
Grist mill dam.
Flock Process Dam
15 ft (4.6 m )
2018
Norwalk 41°08′23 ″N 73°25′37 ″W / 41.1398°N 73.4269°W / 41.1398; -73.4269 (Flock Process Dam )
Norwalk River
Norwalk River
Mill dam.
White Rock Dam
6 ft (1.8 m )
2015
Stonington 41°24′21 ″N 71°50′36 ″W / 41.4059°N 71.8434°W / 41.4059; -71.8434 (White Rock Dam )
Pawcatuck River
Pawcatuck River
Mill dam.
Murphy Dam
2009
Putnam 41°54′55 ″N 71°55′02 ″W / 41.9153°N 71.9173°W / 41.9153; -71.9173 (Murphy Dam )
Little River
Quinebaug River
Sprucedale Water Dam
10 ft (3.0 m )
1980
Woodstock 41°56′06 ″N 71°58′46 ″W / 41.9349°N 71.9795°W / 41.9349; -71.9795 (Sprucedale Water Dam )
Mill Brook
Moosup Dam #1
6 ft (1.8 m )
2014
Plainfield 41°43′03 ″N 71°54′04 ″W / 41.7176°N 71.9012°W / 41.7176; -71.9012 (Moosup Dam #1 )
Moosup River
Griswold Rubber Dam
4 ft (1.2 m )
2015
Plainfield 41°42′57 ″N 71°52′42 ″W / 41.7159°N 71.8784°W / 41.7159; -71.8784 (Griswold Rubber Dam )
Industrial dam.
Brunswick Mill #1 Dam
4 ft (1.2 m )
2017
Plainfield 41°43′03 ″N 71°51′40 ″W / 41.7176°N 71.861°W / 41.7176; -71.861 (Brunswick Mill #1 Dam )
National Inventory of Dams ID CT00579 .
Carpenter Dam
6 ft (1.8 m )
2016
Meriden and Cheshire 41°31′38 ″N 72°51′26 ″W / 41.5273°N 72.8571°W / 41.5273; -72.8571 (Carpenter Dam )
Quinnipiac River
Quinnipiac River
Mill dam.
Clark Brothers Dam
5 ft (1.5 m )
2016
Southington 41°34′16 ″N 72°53′48 ″W / 41.571°N 72.8967°W / 41.571; -72.8967 (Clark Brothers Dam )
Mill dam.
Woodings Pond Dam
15 ft (4.6 m )
1971
Wallingford 41°28′29 ″N 72°49′52 ″W / 41.4746°N 72.8312°W / 41.4746; -72.8312 (Woodings Pond Dam )
Tributary to Quinnipiac River
Simpson's Pond Dam
8 ft (2.4 m )
1995
Wallingford 41°27′04 ″N 72°48′34 ″W / 41.4512°N 72.8094°W / 41.4512; -72.8094 (Simpson's Pond Dam )
Wharton Brook
National Inventory of Dams ID CT00630 .
Main Street Dam
9.3 ft (2.8 m )
2010
Stamford 41°03′11 ″N 73°32′45 ″W / 41.053°N 73.5457°W / 41.053; -73.5457 (Main Street Dam )
Rippowam River
Rippowam River
Owned by City of Stamford.
Frankel Dams
6 ft (1.8 m )
2011
Westport 41°11′03 ″N 73°20′50 ″W / 41.1843°N 73.3471°W / 41.1843; -73.3471 (Frankel Dams )
Aspetuck River
Saugatuck River
Post Office Dam
6 ft (1.8 m )
2019
Sprague 41°37′00 ″N 72°05′05 ″W / 41.6167°N 72.0848°W / 41.6167; -72.0848 (Post Office Dam )
Beaver Brook
Shetucket River
Mill dam owned by the Town of Sprague.
Baltic Mills Dam
26 ft (7.9 m )
1938
Baltic 41°37′03 ″N 72°05′05 ″W / 41.6175°N 72.0848°W / 41.6175; -72.0848 (Baltic Mills Dam )
Shetucket River
Talbot Wildlife Management Area Dam
4 ft (1.2 m )
2015
Scotland
Merrick Branch
Owned by the State of Connecticut.
Picker Pond Dam
28 ft (8.5 m )
2021
Montville 41°26′39 ″N 72°07′15 ″W / 41.4442°N 72.1208°W / 41.4442; -72.1208 (Picker Pond Dam )
Oxoboxo River
Thames River
Dam built for recreation.
Uncasville Mill Dam
2020
Montville 41°26′14 ″N 72°06′35 ″W / 41.4372°N 72.1097°W / 41.4372; -72.1097 (Uncasville Mill Dam )
Rutan Dam
9 ft (2.7 m )
2012
Stonington 41°22′04 ″N 71°51′55 ″W / 41.3677°N 71.8652°W / 41.3677; -71.8652 (Rutan Dam )
Anguilla Brook
Wequetequock Cove
Dam built for a mink farm.
Pond Lily Dam
6 ft (1.8 m )
2015
New Haven 41°20′08 ″N 72°58′32 ″W / 41.3355°N 72.9756°W / 41.3355; -72.9756 (Pond Lily Dam )
West River
West River
Grist mill dam.