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
Barker Meadow Boulder High Hazard 177 ft 1909 Concrete Colorado
Erie Boulder High Hazard 17 ft 1935 Earth Colorado
Longmont Wtp Forebay Embankment Boulder High Hazard 20 ft 2005 Earth Colorado
Pleasant Valley Boulder High Hazard 19 ft 1868 Earth Colorado
Boulder - South Boulder High Hazard 45 ft 1955 Earth Colorado
Glacier Lake Boulder High Hazard 25 ft 1905 Earth Colorado
Davis No. 1 Boulder High Hazard 10 ft 1910 Earth Colorado
Left Hand Park Boulder High Hazard 50 ft 1966 Earth Colorado
Leggett & Hillcrest Boulder High Hazard 28 ft 1917 Earth Colorado
Harper Lake Boulder High Hazard 11 ft 1985 Earth Colorado
Silver Lake Boulder High Hazard 70 ft 1887 Earth Colorado
Waneka Boulder High Hazard 27 ft 1865 Earth Colorado
Hayden Boulder High Hazard 27 ft 1905 Earth Colorado
Mesa Park Boulder High Hazard 23 ft 1907 Earth Colorado
Baseline - East Boulder High Hazard 40 ft 1905 Earth Colorado
Marshall Lake Boulder High Hazard 80 ft 1908 Earth Colorado
Boulder - North Boulder High Hazard 44 ft 1955 Earth Colorado
Beaver Park Boulder High Hazard 33 ft 1892 Earth Colorado
Superior Boulder High Hazard 59 ft 1994 Earth Colorado
Six Mile - Main Boulder High Hazard 35 ft 1892 Earth Colorado
Valmont 'A' Boulder High Hazard 67 ft 1962 Earth Colorado
Clover Basin Boulder High Hazard 34 ft 1910 Earth Colorado
Pine Brook Boulder High Hazard 84 ft 2006 Roller-Compacted Concrete Colorado
Left Hand Valley Boulder High Hazard 54 ft 1952 Earth Colorado
Kossler Boulder High Hazard 20 ft 1909 Earth Colorado
Button Rock Boulder High Hazard 210 ft 1969 Earth Colorado
Gross Boulder High Hazard 340 ft 1955 Concrete Colorado
Lagerman Boulder High Hazard 34 ft 1878 Earth Colorado
Foothills Boulder High Hazard 52 ft 1911 Earth Colorado
Mccall Boulder High Hazard 14 ft 1909 Earth Colorado
Baseline - Northwest Boulder High Hazard 20 ft 1905 Earth Colorado
Jasper Boulder High Hazard 18 ft 1988 Rockfill Colorado
Highland #2 (South) Boulder Significant Hazard 37 ft 1881 Earth Colorado
Gold Lake #1 Boulder Significant Hazard 24 ft 1879 Earth Colorado
Ish #3 (East Dam) Boulder Significant Hazard 12 ft — Earth Colorado
Louisville No. 1 Boulder Significant Hazard 13 ft 1888 Earth Colorado
Gaynor Boulder Significant Hazard 10 ft — Earth Colorado
Goose Lake Boulder Significant Hazard 32 ft 1908 Timber Crib Colorado
Oligarchy #1 Boulder Significant Hazard 29 ft 1889 Earth Colorado
Panama No. 1 - South Boulder Significant Hazard 16 ft 1904 Earth Colorado
Brainard Lake Boulder Significant Hazard 15 ft 1943 Other Colorado
Gold Lake #2 Boulder Significant Hazard 19 ft 1879 Earth Colorado
Los Lagos No. 3 Boulder Significant Hazard 10 ft 1894 Earth Colorado
Gold Lake #3 Boulder Significant Hazard 9 ft 1879 Earth Colorado
Prince No. 1 Boulder Significant Hazard 14 ft 1893 Earth Colorado
Highland #2 (North) Boulder Significant Hazard 37 ft 1881 Earth Colorado
Margaret Spurgeon #1 Boulder Significant Hazard 32 ft 1963 Earth Colorado
Albion Lake Boulder Significant Hazard 36 ft 1913 Concrete Colorado
Mcintosh Boulder Significant Hazard 17 ft 1902 Earth Colorado
Allen Lake Boulder Significant Hazard 24 ft 1928 Earth Colorado