Keeven Lake Dam
Keeven Lake Dam is an earth dam located in Madison County, Illinois, built in 1970. It carries a Low hazard potential classification.
About Keeven Lake Dam
The primary purpose of Keeven Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Leonard Keeven (private). It impounds the Trib East Fork Silver Creek near St.jacob-offstream.
The dam stands 30 feet tall and stretches 245 feet across, and has a maximum storage capacity of 107 acre-feet. Completed in 1970, 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 07/11/2025.
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Location
| State | Illinois |
| County | Madison |
| Nearest City | St.jacob-offstream |
| River/Stream | Trib East Fork Silver Creek |
| Coordinates | 38.76548, -89.71496 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 245 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 107 acre-ft |
| Max Storage | 107 acre-ft |
| Normal Storage | 68 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | LEONARD KEEVEN |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 07/11/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL01034 |
| Federal ID | IL01034 |
| More Info | State Dam Safety Program |