Dams in Harrison, Iowa

100
Total Dams
1
High Hazard
1
Significant
45.5 yrs
Avg Age
Hazard Name Height
Dam Name Hazard Height Built Type State
Mill Picayune Watershed Site B-3 Harrison High Hazard 38 ft 1962 Earth Iowa
Harrison County Roadgrade Dam 18-79-43 Harrison Significant Hazard 66 ft 1959 Earth Iowa
Mill Picayune Watershed Site P-4-1 Harrison Low Hazard 29 ft 1994 Earth Iowa
Mosquito of Harrison Watershed Site 7-1 Harrison Low Hazard 50 ft 1993 Earth Iowa
Harmony Creek Watershed Site 7 Harrison Low Hazard 40 ft 1958 Earth Iowa
Mosquito Creek Watershed Site 6-5 Harrison Low Hazard 47 ft 1979 Earth Iowa
Mosquito of Harrison Watershed Site 7-2 Harrison Low Hazard 29 ft 1992 Earth Iowa
Mill Picayune Watershed Site S-10-1 Harrison Low Hazard 51 ft 1962 Earth Iowa
Mill Picayune Watershed Site S-1 Harrison Low Hazard 32 ft 1994 Earth Iowa
Mill Picayune Watershed Site N-13-1 Harrison Low Hazard 31 ft 1965 Earth Iowa
Mill Picayune Watershed Site M-2-3 Harrison Low Hazard 39 ft 1967 Earth Iowa
Mill Picayune Watershed Site I-1 Harrison Low Hazard 35 ft 1984 Earth Iowa
Mill Picayune Watershed Site S-10-2 Harrison Low Hazard 49 ft 1965 Earth Iowa
Mill Picayune Watershed Site D-3 Harrison Low Hazard 42 ft 1968 Earth Iowa
Mill Picayune Watershed Site S-8-2 Harrison Low Hazard 48 ft 1984 Earth Iowa
Harmony Creek Watershed Site 4 Harrison Low Hazard 46 ft 1958 Earth Iowa
Mosquito of Harrison Watershed Site C-1 Harrison Low Hazard 27 ft 1990 Earth Iowa
Harmony Creek Watershed Site 1 Harrison Low Hazard 43 ft 1958 Earth Iowa
Mosquito of Harrison Wtrshd Site11-1-3a Harrison Low Hazard 32 ft 1996 Earth Iowa
Mosquito of Harrison Watershed Site 7-4 Harrison Low Hazard 40 ft 1993 Earth Iowa
Mill Picayune Watershed Site S-8-3 Harrison Low Hazard 34 ft 1965 Earth Iowa
Mill Picayune Watershed Site M-3-1 Harrison Low Hazard 48 ft 1964 Earth Iowa
Nowak Dam Harrison Low Hazard 38 ft 2001 Earth Iowa
Mill Picayune Watershed Site S-4 Harrison Low Hazard 29 ft 1991 Earth Iowa
Mill Picayune Watershed Site G-1 Harrison Low Hazard 34 ft 1986 Earth Iowa
Mill Picayune Watershed Site N-3 Harrison Low Hazard 42 ft 1973 Earth Iowa
Mill Picayune Watershed Site P-41-1 Harrison Low Hazard 29 ft 1984 Earth Iowa
Mosquito of Harrison Watershed Site 5-1 Harrison Low Hazard 52 ft 1985 Earth Iowa
Mill Picayune Watershed Site S-8-1 Harrison Low Hazard 30 ft 1985 Earth Iowa
Mill Picayune Watershed Site E-1 Harrison Low Hazard 33 ft 1969 Earth Iowa
Mosquito of Harrison Watershed Site 5-3 Harrison Low Hazard 40 ft 1988 Earth Iowa
Mill Picayune Watershed Site M-6-1 Harrison Low Hazard 37 ft 1992 Earth Iowa
Mill Picayune Watershed Site S-32-1 Harrison Low Hazard 34 ft 1992 Earth Iowa
Harmony Creek Watershed Site 6 Harrison Low Hazard 45 ft 1958 Earth Iowa
Mill Picayune Watershed Site S-36-1 Harrison Low Hazard 31 ft 1992 Earth Iowa
Mosquito of Harrison Watershed Site 5-2 Harrison Low Hazard 43 ft 1988 Earth Iowa
Mill Picayune Watershed Site S-10-7 Harrison Low Hazard 45 ft 1962 Earth Iowa
Harmony Creek Watershed Site 5 Harrison Low Hazard 23 ft 1958 Earth Iowa
Mill Picayune Watershed Site A-2 Harrison Low Hazard 31 ft 1966 Earth Iowa
Mc Clendon Dam Harrison Low Hazard 31 ft 2000 Earth Iowa
Willow Lake Dam Harrison Low Hazard 31 ft 1976 Earth Iowa
Elias Dam Harrison Low Hazard 36 ft 1955 Earth Iowa
Little Sioux River Bedgrade Control Harrison Low Hazard 8 ft 1985 — Iowa
South Magnolia Watershed Site 3 Harrison Low Hazard 28 ft 1958 Earth Iowa
Iowa Noname70 Harrison Low Hazard 31 ft 1976 Earth Iowa
Heistand/Swain Dam Harrison Low Hazard 26 ft 1968 Earth Iowa
Brummer Dam Harrison Low Hazard 41 ft 1945 Earth Iowa
Heistand/Erlewine Dam Harrison Low Hazard 31 ft 1968 Earth Iowa
Erickson Dam Harrison Low Hazard 27 ft 2003 Earth Iowa
Johnson (Oscar) Dam Harrison Low Hazard 49 ft 2011 Earth Iowa