Beyers Lake Dam is an earth dam located in Shelby County, Illinois. It carries a Low hazard potential classification.
Dam profile
NID height · 45 ft45 ft tall and 500 ft long, taller than 90% 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 Beyers Lake Dam
The primary purpose of Beyers Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Beyers Lake Estates, Inc (private).
The dam stands 45 feet tall and stretches 500 feet across, and has a maximum storage capacity of 450 acre-feet.
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 06/11/2025.
At 45 feet, this dam is taller than 90% of dams nationwide.
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Location
| State | Illinois |
| County | Shelby |
| Coordinates | 39.33193, -89.05886 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 45 ft |
| Dam Height | 45 ft |
| Dam Length | 500 ft |
Storage & Hydraulics
| NID Storage | 450 acre-ft |
| Max Storage | 450 acre-ft |
| Normal Storage | 350 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Beyers Lake Estates, Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/11/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50692 |
| Federal ID | IL50692 |
| More Info | State Dam Safety Program |