Flood Control Dams in Ohio
Ohio has 120 flood control dams, of which 73 carry a high hazard classification. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate.
| # | Dam | County | Height (ft) | Hazard | Condition | Year |
|---|---|---|---|---|---|---|
| 1 | William H. Harsha Dam | Clermont | 205 | High | Not Available | 1973 |
| 2 | Caesar Creek Dam - Saddle Dike 2 | Warren | 180 | High | Not Available | 1976 |
| 3 | Englewood Dam | Montgomery | 121 | High | Fair | 1922 |
| 4 | Mohawk Dam | Coshocton | 111 | High | Not Available | 1937 |
| 5 | Germantown Dam | Montgomery | 107 | High | Fair | 1922 |
| 6 | West Fork Of Mill Creek Dam | Hamilton | 106 | High | Not Available | 1952 |
| 7 | Clarence J. Brown Dam | Clark | 98 | High | Not Available | 1973 |
| 8 | Berlin Dam | Mahoning | 96 | High | Not Available | 1943 |
| 9 | Alum Creek Dam | Delaware | 93 | High | Not Available | 1974 |
| 10 | Lakeview Cemetery Flood Control Dam | Cuyahoga | 89 | High | Fair | 1978 |
| 11 | Wills Creek Dam | Coshocton | 87 | High | Not Available | 1936 |
| 12 | Tom Jenkins Dam | Athens | 84 | High | Not Available | 1950 |
| 13 | Michael J. Kirwan Dam | Portage | 83 | High | Not Available | 1966 |
| 14 | Taylorsville Dam | Montgomery | 78 | High | Fair | 1922 |
| 15 | Lockington Dam | Shelby | 78 | High | Fair | 1922 |
| 16 | Hunters Run Structure No. 9 | Fairfield | 76 | High | Fair | 1959 |
| 17 | Wolf Run Lake Dam | Noble | 76 | High | Satisfactory | 1966 |
| 18 | Caldwell Lake Dam | Noble | 75 | High | Fair | 1969 |
| 19 | Leesville Dam | Carroll | 74 | High | Not Available | 1937 |
| 20 | Huffman Dam | Greene | 73 | High | Fair | 1922 |
| 21 | North Branch Kokosing Dam | Knox | 71 | High | Not Available | 1972 |
| 22 | Aston Oaks Lake Dam | Hamilton | 66 | High | Fair | 2000 |
| 23 | Atwood Dam | Tuscarawas | 65 | High | Not Available | 1936 |
| 24 | Clendening Dam | Harrison | 64 | High | Not Available | 1936 |
| 25 | Margaret Creek Structure No. 2 | Athens | 60 | High | Fair | 1970 |
| 26 | Rushcreek Structure No. Vi-a | Fairfield | 58 | High | Fair | 1982 |
| 27 | Hunters Run Structure No. 2 | Fairfield | 56 | Significant | Satisfactory | 1955 |
| 28 | Piedmont Dam | Harrison | 56 | High | Not Available | 1937 |
| 29 | Chippewa Creek Structure Iii-a | Medina | 55 | High | Satisfactory | 1980 |
| 30 | Hunters Run Structure No. 8 | Fairfield | 53 | High | Satisfactory | 1959 |
| 31 | Charles Mill Dam | Ashland | 52 | High | Not Available | 1936 |
| 32 | Rushcreek Structure No. Vi-d | Fairfield | 52 | High | Satisfactory | 1975 |
| 33 | Tappan Dam | Harrison | 52 | High | Not Available | 1936 |
| 34 | Hunters Run Structure No. 4 | Fairfield | 51 | High | Fair | 1960 |
| 35 | Chippewa Creek Structure Viii-d | Medina | 51 | Significant | Satisfactory | 1976 |
| 36 | Dillon Dam - Nashport Dike | Muskingum | 48 | High | Not Available | 1959 |
| 37 | Mosquito Creek Dam | Trumbull | 47 | High | Not Available | 1944 |
| 38 | Sharonville Retention Dam | Hamilton | 46 | High | Fair | 1967 |
| 39 | Senecaville Dam | Guernsey | 45 | High | Not Available | 1937 |
| 40 | Rush Creek Structure No. 1-b | Perry | 45 | High | Fair | 1975 |
| 41 | Margaret Creek Structure No. 6 | Athens | 42 | High | Poor | 1967 |
| 42 | Rushcreek Structure No. Iii-e | Perry | 42 | Significant | Satisfactory | 1986 |
| 43 | Rushcreek Structure No. Vii-a | Fairfield | 41 | High | Satisfactory | 1985 |
| 44 | Hunters Run Structure No. 1 | Fairfield | 41 | High | Fair | 1955 |
| 45 | Hunters Run Structure No. 5 | Fairfield | 41 | Significant | Fair | 1961 |
| 46 | Chippewa Creek Structure Iv-a | Medina | 41 | Significant | Satisfactory | 1973 |
| 47 | Kerruish Stormwater Control Facility Dam | Cuyahoga | 40 | High | Satisfactory | 1954 |
| 48 | Hunters Run Structure No. R-23 | Fairfield | 40 | Significant | Satisfactory | 1960 |
| 49 | Lewis Lake Dam | Scioto | 40 | Low | Not Rated | 1990 |
| 50 | East Fork Buck Creek Structure Iv-a | Champaign | 39 | Significant | Fair | 1966 |
| 51 | East Fork Buck Creek Structure I-b | Champaign | 38 | Significant | Poor | 1966 |
| 52 | Acacia Country Club Lake Dam | Cuyahoga | 38 | Significant | Poor | |
| 53 | Rushcreek Structure No. Iii-b | Perry | 38 | Significant | Satisfactory | 1968 |
| 54 | Forest Hill Park Dam No. 2 | Cuyahoga | 37 | High | Poor | 1963 |
| 55 | Wabash Structure No. 1 Dam | Darke | 37 | Significant | Satisfactory | 1964 |
| 56 | Big Bear Lake Dam | Scioto | 37 | High | Poor | 1972 |
| 57 | Rushcreek Structure No. V-c | Fairfield | 36 | High | Fair | 1969 |
| 58 | Rushcreek Structure No. Vii-c | Fairfield | 36 | Significant | Satisfactory | 1976 |
| 59 | Kemper Meadow Dam | Hamilton | 36 | Undetermined | Not Rated | 1997 |
| 60 | Pine Creek Structure No. 8 Dam | Lawrence | 36 | High | Fair | 1972 |
| 61 | Rushcreek Structure No. Iii-c | Perry | 36 | High | Satisfactory | 1977 |
| 62 | East Fork Buck Creek Structure Iii-a | Champaign | 35 | Significant | Fair | 1966 |
| 63 | Chippewa Creek Structure Ii-a | Medina | 35 | Significant | Fair | 1969 |
| 64 | Margaret Creek Structure No. 4 | Athens | 34 | High | Fair | 1971 |
| 65 | Rushcreek Structure No. Iii-a | Perry | 34 | High | Fair | 1969 |
| 66 | Rushcreek Structure No. Vi-f | Fairfield | 33 | Significant | Satisfactory | 1987 |
| 67 | Margaret Creek Structure No. 1 | Athens | 32 | High | Satisfactory | 1972 |
| 68 | Rushcreek Structure No. V-b | Fairfield | 32 | Significant | Satisfactory | 1971 |
| 69 | Rushcreek Structure No. Vii-d | Fairfield | 32 | Significant | Fair | 1972 |
| 70 | Chippewa Creek Structure V-d | Wayne | 32 | Significant | Satisfactory | 1971 |
| 71 | Fairfield Detention "c" Dam | Butler | 31 | High | Satisfactory | 1998 |
| 72 | Rushcreek Structure No. Ii | Perry | 31 | High | Fair | 1985 |
| 73 | Tarhe Dry Dam | Fairfield | 30 | High | Fair | 1995 |
| 74 | Hunters Run Structure No. R-13 | Fairfield | 30 | Low | Fair | 1956 |
| 75 | Hunters Run Structure No. R-63 | Fairfield | 30 | Significant | Poor | 1961 |
| 76 | Delaware Dam - Waldo Levee | Marion | 30 | High | Not Available | 1948 |
| 77 | Dover Dam - Fairfield Levee | Tuscarawas | 30 | High | Not Available | 1937 |
| 78 | Margaret Creek Structure No. 5 | Athens | 29 | Significant | Satisfactory | 1970 |
| 79 | Hunters Run Structure No. R-33 | Fairfield | 29 | Undetermined | Not Rated | 1960 |
| 80 | Crossings Of Springdale Lake No. 1 Dam | Hamilton | 29 | Significant | Fair | 1979 |
| 81 | Rushcreek Structure No. Iv-c | Perry | 29 | High | Fair | 1976 |
| 82 | Rushcreek Structure No. Iv-e | Perry | 29 | Significant | Satisfactory | 1979 |
| 83 | Rushcreek Structure No. Vii-e | Fairfield | 28 | High | Fair | 1967 |
| 84 | Hunters Run Structure No. R-65 | Fairfield | 28 | Low | Fair | 1961 |
| 85 | Hunters Run Structure No. R-21 | Fairfield | 28 | Low | Poor | 1961 |
| 86 | Upper Wabash Structure No. 3 Dam | Mercer | 28 | High | Satisfactory | 1963 |
| 87 | Chippewa Creek Structure V-c | Wayne | 28 | Significant | Satisfactory | 1971 |
| 88 | Rushcreek Structure No. V-a | Fairfield | 27 | Significant | Fair | 1970 |
| 89 | Hunters Run Structure No. 3 | Fairfield | 27 | High | Poor | 1960 |
| 90 | Chippewa Creek Structure Vii-c | Wayne | 27 | High | Fair | 1974 |
| 91 | East Fork Buck Creek Structure Ii-b | Champaign | 26 | Significant | Fair | 1966 |
| 92 | Wright Farm West Detention Basin Dam | Hamilton | 26 | High | Satisfactory | 1996 |
| 93 | Rushcreek Structure No. Iv-a | Perry | 26 | Significant | Satisfactory | 1979 |
| 94 | Hunters Run Structure No. 6 | Fairfield | 25 | High | Fair | 1961 |
| 95 | Chippewa Creek Structure Viii-c | Medina | 25 | High | Satisfactory | 1976 |
| 96 | Bolivar Dam - East Sparta Levee | Stark | 25 | High | Not Available | 1938 |
| 97 | Fairfield Detention "a" Dam | Butler | 24 | High | Satisfactory | 1997 |
| 98 | Hunters Run Structure R-42 | Fairfield | 24 | High | Poor | 1959 |
| 99 | Four Mile Creek Site 15 Dam | Preble | 23 | Low | Satisfactory | 1997 |
| 100 | Zf Batavia Retention Basin Dam | Clermont | 22 | Significant | Poor | 1980 |