Dams in St. Charles County, Missouri
116Total Dams
47High Hazard
8Significant
Dam Safety in St. Charles County, Missouri
St. Charles County has 116 dams tracked in the National Inventory of Dams. Of these, 47 are classified as high hazard — meaning failure would probably cause loss of human life. Another 8 carry a significant hazard classification. Currently, 1 dams have a condition assessment of poor or unsatisfactory.
The average dam in St. Charles County is 54 years old. The most common purpose is recreation. The tallest dam is New Melle Quarry at 90 ft.
Explore more: Oldest dams in Missouri · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| New Melle Quarry | High | Satisfactory | 90 | 1999 | |
| Callaway Forks Dam | High | Satisfactory | 80 | Recreation | 1981 |
| True Femme Osage Properties Lake Dam | High | Satisfactory | 73 | 2000 | |
| Weber Dam | High | Satisfactory | 72 | 2002 | |
| Sycamore Valley Lake Dam | High | Satisfactory | 72 | 2012 | |
| Warvid Lake Dam | High | Satisfactory | 69 | Recreation | 1989 |
| De Villa Trails Lake Dam | High | Satisfactory | 61 | Recreation | 1995 |
| Khani Dam | High | Unsatisfactory | 57 | 2001 | |
| Lake Sainte Louise Dam | High | Satisfactory | 52 | Recreation | 1967 |
| Femme Osage Lake Dam | High | Satisfactory | 50 | Recreation | 1980 |
| Incline Village Lake Dam | High | Satisfactory | 48 | Recreation | 1978 |
| Lake St. Louis Dam | High | Satisfactory | 47 | Recreation | 1973 |
| Green Gate Farms Dam | High | Satisfactory | 46 | 1994 | |
| Stergen Lake Dam | High | Satisfactory | 46 | Recreation | 1970 |
| Key Harbour Estate Dam #1 | High | Satisfactory | 44 | Flood Risk Reduction | 1992 |
| Warwick Downs Dam | High | Satisfactory | 42 | Recreation | 1969 |
| Key Harbour Estate Dam #2 | High | Satisfactory | 41 | Flood Risk Reduction | 1992 |
| Howell Dam | High | Satisfactory | 40 | Recreation | 1978 |
| Busch Wildlife #35 | High | Satisfactory | 39 | Recreation | 1963 |
| Park Charles South Dam | High | Satisfactory | 39 | Recreation | 1965 |
| Beaver Lake Dam | High | Satisfactory | 37 | Recreation | 1969 |
| Struckhoffs Lake Dam | High | Satisfactory | 37 | Recreation | 1972 |
| Busch Wildlife #37 Dam | High | Satisfactory | 36 | Recreation | 1970 |
| Soloman Lake Dam | High | Not Rated | 34 | Recreation | 1967 |
| Little Lake In The Woods Dam | High | Not Rated | 34 | Recreation | 1965 |
| Hoblitzelle Upper Lake Dam | High | Not Rated | 34 | Recreation | |
| Koenig Dam | High | Not Rated | 32 | Recreation | 1910 |
| Bair Lake Dam | High | Not Rated | 32 | Flood Risk Reduction | 1971 |
| The Bluffs Lake Dam | High | Not Rated | 32 | Recreation | |
| Poepsel Farm Lake Dam | High | Not Rated | 32 | Flood Risk Reduction | 1972 |
| Park Charles South No. 2 | High | Not Rated | 32 | Recreation | 1965 |
| Schultehenrich,robert Dam | High | Not Rated | 30 | Recreation | 1964 |
| Hughes Lake Dam | High | Not Rated | 30 | Recreation | 1975 |
| Kolb Lake Dam | High | Not Rated | 29 | Fire Protection, Stock, Or Small Fish Pond | 1970 |
| Univ Mo Exp Farm Dam- Mononame 207 | High | Not Rated | 29 | Irrigation | 1958 |
| Hafers Lake Dam | High | Not Rated | 27 | Recreation | 1955 |
| Oakridge Estates Lake Dam | High | Not Rated | 27 | Recreation | 1964 |
| August A Busch Lake #51 Dam | High | Not Rated | 27 | Recreation | 1962 |
| Green Valley Farm | High | Not Rated | 25 | Fire Protection, Stock, Or Small Fish Pond | 1972 |
| Lawson Lake Dam | High | Not Rated | 25 | Recreation | 1970 |
| Robert Schulte Dam | High | Not Rated | 25 | Recreation | 1973 |
| Brown Lake Dam | High | Not Rated | 25 | Fish and Wildlife Pond | 1960 |
| Bair, Jim Dam | High | Not Rated | 22 | Recreation | 1972 |
| Sioux Power Plant Dam | High | 21 | |||
| Cpc Spirit Of St. Louis Hospital Dam | High | Not Rated | 20 | ||
| August A Busch Lake #16 Dam | High | Not Rated | 20 | Recreation | 1959 |
| August A Busch Lake #570 Dam | High | Not Rated | 15 | Recreation | 1970 |
| Coleman Dam | Significant | Satisfactory | 51 | Recreation | 1991 |
| Cedar Lake Dam | Significant | Satisfactory | 37 | ||
| Hickory Lake Dam | Significant | Satisfactory | 37 | ||
| Busch Wildlife Dam #34 | Significant | Satisfactory | 37 | Recreation | 1957 |
| Chardonnay Lake Dam | Significant | Satisfactory | 36 | ||
| Berg Pond Lake Dam | Significant | Not Rated | 29 | ||
| Sadler Lake Dam | Significant | Not Rated | 25 | Flood Risk Reduction | 1972 |
| Siem Lake Dam | Significant | Not Rated | 23 | Flood Risk Reduction | 1973 |
| Klondike Lake Dam | Low | Satisfactory | 50 | Recreation | 1965 |
| Lost Lake Dam | Low | Satisfactory | 37 | Recreation | 1961 |
| Fox Lake Dam | Low | Not Rated | 34 | Recreation | 1960 |
| Lake Wood Dam | Low | Not Rated | 34 | Recreation | 1960 |
| Timber Lake Dam | Low | Not Rated | 32 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Lakeview Acres Dam | Low | Not Rated | 32 | Fish and Wildlife Pond | 1971 |
| Big Country Lake Dam | Low | Not Rated | 32 | Recreation | |
| Cloverleaf Farm Lake Dam | Low | Not Rated | 31 | Recreation | 1971 |
| Posepsel Farm Lake Dam | Low | Not Rated | 31 | Flood Risk Reduction | 1972 |
| Fette Lake Dam | Low | Not Rated | 30 | Recreation | 1968 |
| Langosch Lake Dam | Low | Not Rated | 30 | Recreation | 1962 |
| Muich Lake Dam | Low | Not Rated | 30 | Recreation | 1962 |
| Thompson Lake Dam | Low | Not Rated | 30 | Fire Protection, Stock, Or Small Fish Pond | 1969 |
| Hinnah Lake Dam | Low | Not Rated | 30 | Fish and Wildlife Pond | 1972 |
| Struckhoff Lake Dam Sec 11 | Low | Not Rated | 30 | Flood Risk Reduction | 1973 |
| New Melle Lake Estates Dam | Low | Not Rated | 30 | Recreation | 1974 |
| Arp Choille Co Dam Sec 23 | Low | Not Rated | 30 | Recreation | 1959 |
| Riverbend Estates Dam | Low | Not Rated | 29 | ||
| Hammel Lake Dam | Low | Not Rated | 29 | Debris Control | 1969 |
| Apprill Lake | Low | Not Rated | 25 | Recreation | 1972 |
| Wolfner Dam | Low | Not Rated | 25 | Recreation | 1981 |
| Stevener Lake Dam | Low | Not Rated | 25 | Recreation | |
| Biggs Lake Dam | Low | Not Rated | 25 | Recreation | 1965 |
| Birnbaum Lake Dam | Low | Not Rated | 25 | Recreation | 1973 |
| Inman Lake Dam | Low | Not Rated | 25 | Recreation | 1972 |
| Hitz Lake Dam | Low | Not Rated | 25 | Flood Risk Reduction | 1971 |
| Niedner Lake Dam | Low | Not Rated | 25 | Debris Control | 1967 |
| Borgelt Lake Dam | Low | Not Rated | 25 | Recreation | 1964 |
| Parker's Dam | Low | Not Rated | 25 | Recreation | 1972 |
| Mcnair Lake Dam | Low | Not Rated | 25 | Recreation | |
| Wolk Lake Dam | Low | Not Rated | 25 | Recreation | 1976 |
| Arnot Lake Dam | Low | Not Rated | 25 | Recreation | 1960 |
| Berry Park Dam | Low | Not Rated | 25 | Recreation | |
| Clement Lake Dam | Low | Not Rated | 25 | Debris Control | 1975 |
| Lake Dan-bea Dam | Low | Not Rated | 25 | Recreation | 1950 |
| Fordyce Lake Dam | Low | Not Rated | 25 | Fish and Wildlife Pond | 1976 |
| Forest Hills Lake Dam | Low | Not Rated | 25 | Recreation | |
| Schidinger-hannigan-hoffman Lake Dam | Low | Not Rated | 25 | Recreation | 1970 |
| August A Busch Lake #8 Dam | Low | Not Rated | 25 | Recreation | 1971 |
| August A Busch Lake #6 Dam | Low | Not Rated | 25 | Recreation | 1971 |
| Schulte Lake Dam | Low | Not Rated | 25 | Fish and Wildlife Pond | 1972 |
| Busch Wildlife Area-survey 1778 Dam | Low | Not Rated | 25 | Recreation | |
| Busch Wildlife Area-survey 887 Dam | Low | Not Rated | 25 | Recreation | |
| Aholt Farms East Lake Lower Dam | Low | Not Rated | 25 | Fish and Wildlife Pond | 1977 |
| Citizens Mort Inv Corp Dam-sec 36 | Low | Not Rated | 25 | Recreation | |
| Hoblitzelle Lower Lake Dam | Low | Not Rated | 24 | Recreation | |
| Mononame 507 | Low | Not Rated | 22 | Recreation | 1973 |
| Kraut Run Lake Dam | Low | Not Rated | 22 | Recreation | 1963 |
| Brommelsieck Lake Dam | Low | Not Rated | 22 | Fish and Wildlife Pond | 1967 |
| Garrett Lake Dam | Low | Not Rated | 20 | Recreation | 1970 |
| Johnson Lake Dam | Low | Not Rated | 20 | Recreation | 1970 |
| Mosley Lake Dam | Low | Not Rated | 20 | Fire Protection, Stock, Or Small Fish Pond | 1960 |
| Bridlespur Lake Dam | Low | Not Rated | 20 | Recreation | 1959 |
| Hueffmeir Lake Dam | Low | Not Rated | 20 | Fire Protection, Stock, Or Small Fish Pond | |
| August A Busch Lake #15 Dam | Low | Not Rated | 20 | Recreation | 1970 |
| Busch Wildlife Area-sec 27 Dam | Low | Not Rated | 20 | Recreation | |
| Busch Wildlife Area-survey 297 Dam | Low | Not Rated | 20 | Recreation | |
| Carlie Lake Dam | Low | Not Rated | 15 | Recreation | 1974 |
| August A Busch Lake #7 Dam | Low | Not Rated | 15 | Recreation | 1970 |
| Busch Wildlife Area-sec 36 Dam | Low | Not Rated | 15 | Recreation | |
| Diermann Recreation Area Dam | Low | Not Rated | 10 | Recreation | 1967 |