Sugar Creek Lake Dam is a rockfill dam located in Wabash County, Illinois. It carries a Significant hazard potential classification.
Dam profile
NID height · 14 ft14 ft tall and 580 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic rockfill embankment section and the water level is illustrative.
About Sugar Creek Lake Dam
The primary purpose of Sugar Creek Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Sugar Creek Homeowners Improvement Assoc (private). It impounds the Sugar Creek.
The dam stands 14 feet tall and stretches 580 feet across, and has a maximum storage capacity of 73 acre-feet.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 06/20/2025.
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Location
| State | Illinois |
| County | Wabash |
| River/Stream | Sugar Creek |
| Coordinates | 38.38661, -87.82063 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 580 ft |
Storage & Hydraulics
| NID Storage | 73 acre-ft |
| Max Storage | 73 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Sugar Creek Homeowners Improvement Assoc |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 06/20/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50628 |
| Federal ID | IL50628 |
| More Info | State Dam Safety Program |