Siloam Springs Lake Dam
Siloam Springs Lake Dam is an earth dam located in Adams County, Illinois, built in 1955. It carries a Low hazard potential classification.
About Siloam Springs Lake Dam
The primary purpose of Siloam Springs Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Illinois Department Of Natural Resources (state). It impounds the Trib Mckee Creek near Benville-offstream.
The dam stands 55 feet tall and stretches 283 feet across, and has a maximum storage capacity of 1,171 acre-feet. Completed in 1955, 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 03/29/2024.
At 55 feet, this dam is taller than 94% of dams nationwide.
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Location
| State | Illinois |
| County | Adams |
| Nearest City | Benville-offstream |
| River/Stream | Trib Mckee Creek |
| Coordinates | 39.87995, -90.93618 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 55 ft |
| Dam Height | 55 ft |
| Dam Length | 283 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 1,171 acre-ft |
| Max Storage | 1,171 acre-ft |
| Normal Storage | 793 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | ILLINOIS DEPARTMENT OF NATURAL RESOURCES |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 03/29/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00475 |
| Federal ID | IL00475 |
| More Info | State Dam Safety Program |