Daum Lake Dam is an earth dam located in Knox County, Illinois, built in 1965. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 465 ft long, taller than 68% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Daum Lake Dam
The primary purpose of Daum Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Elmer Daum (private). It impounds the Trib Spoon River near Maquon.
The dam stands 30 feet tall and stretches 465 feet across, and has a maximum storage capacity of 94 acre-feet. Completed in 1965, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 10/02/2023.
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Location
| State | Illinois |
| County | Knox |
| Nearest City | Maquon |
| River/Stream | Trib Spoon River |
| Coordinates | 40.87933, -90.06093 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 465 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 94 acre-ft |
| Max Storage | 94 acre-ft |
| Normal Storage | 57 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Elmer Daum |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/02/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL01161 |
| Federal ID | IL01161 |
| More Info | State Dam Safety Program |