Dams in Boulder, Colorado

103
Total Dams
32
High Hazard
19
Significant
106.6 yrs
Avg Age
Hazard Name Height
Dam Name Hazard Height Built Type State
Gold Lake #2 Boulder Significant Hazard 19 ft 1879 Earth Colorado
Sunset Lake Boulder Low Hazard 11 ft — Earth Colorado
Mesa Boulder Low Hazard 16 ft 1907 Earth Colorado
Marfell Lake No. 1 Boulder Low Hazard 12 ft 1880 Earth Colorado
Six Mile - Northwest Boulder Low Hazard 14 ft 1892 Earth Colorado
Branith #1 Boulder Low Hazard 13 ft — Earth Colorado
Dodd Boulder Low Hazard 12 ft 1875 Earth Colorado
Longs Peak #2 Boulder Low Hazard 41 ft 1968 Earth Colorado
Crystal Boulder Low Hazard 11 ft 1881 Earth Colorado
Prince No. 1 Boulder Low Hazard 14 ft 1879 Earth Colorado
Left Hand Boulder Low Hazard 10 ft 1900 Earth Colorado
Silver Spruce #2 Boulder Low Hazard 18 ft 1958 Earth Colorado
Slinde Boulder Low Hazard 21 ft 1950 Earth Colorado
Joder Boulder Low Hazard 36 ft 1962 Earth Colorado
Teller Lake No. 5 - East Boulder Low Hazard 10 ft 1911 Earth Colorado
Lakewood Reservoir Boulder Low Hazard 22 ft 1906 Earth Colorado
Hecla Boulder Low Hazard 12 ft 1915 Earth Colorado
Beaver Park East Boulder Low Hazard 10 ft 1892 Earth Colorado
Teller Lake No. 5 - West Boulder Low Hazard 9 ft 1911 Earth Colorado
Walker Boulder Low Hazard 8 ft 1892 Earth Colorado
St. Joe Tailings Boulder Low Hazard 37 ft 1936 Other Colorado
Green Lake No. 3 Boulder Low Hazard 28 ft 1907 Rockfill Colorado
Panama No. 1 - Northeast Boulder Low Hazard 12 ft 1904 Rockfill Colorado
Tumblesom Boulder Low Hazard 19 ft 1918 Rockfill Colorado
Teller No. 2 Boulder Low Hazard 12 ft 1904 Earth Colorado
Steele Brothers #1 Boulder Low Hazard 12 ft 1918 Earth Colorado
Copeland Boulder Low Hazard 24 ft 1934 Earth Colorado
Davis No. 2 Boulder Low Hazard 11 ft 1948 Earth Colorado
Green Lake No. 1 Boulder Low Hazard 24 ft 1940 Rockfill Colorado
Calkins Boulder Low Hazard 8 ft 1879 Earth Colorado
Peterson Lake Boulder Low Hazard 12 ft 1961 Earth Colorado
Divide Boulder Low Hazard 8 ft 1879 Earth Colorado
West Lake Boulder Low Hazard 10 ft 2020 Earth Colorado
Skyscraper Boulder Low Hazard 22 ft 1940 Masonry Colorado
Hodgson-Harris Boulder Low Hazard 23 ft 1906 Earth Colorado
Green Lake No. 2 Boulder Low Hazard 52 ft 1938 Rockfill Colorado
Golden Pond No. 3 Boulder Low Hazard 13 ft — Earth Colorado
Steele Brothers #2 Boulder Low Hazard 13 ft 1900 Earth Colorado
South Boulder Diversion Intake Dam Boulder Low Hazard 34 ft 1936 Concrete Colorado
Wwtp Boulder Low Hazard 14 ft — — Colorado
Western Mobile Lake 4 Boulder Low Hazard 31 ft — Earth Colorado
Mccaslin Boulder Low Hazard 16 ft 1908 Earth Colorado
Viele Lake Boulder Low Hazard 19 ft 1967 Earth Colorado
Island Lake Boulder Low Hazard 18 ft 1890 Concrete Colorado
Goodhue No. 1 Boulder Low Hazard 14 ft 1938 Earth Colorado
Loukonen Brothers Boulder Low Hazard 35 ft 1961 Earth Colorado
Longs Peak #1 Boulder Low Hazard 30 ft 1960 Earth Colorado
Lake Isabelle Boulder Low Hazard 38 ft 1925 Rockfill Colorado
Panama No. 1 - Northwest Boulder Low Hazard 7 ft 1904 Rockfill Colorado
Swede Boulder Low Hazard 15 ft 1930 Earth Colorado