Miller Lake Dam is an earth dam located in Coles County, Illinois, built in 1950. It carries a Low hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 250 ft long, taller than 74% 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 Miller Lake Dam
The primary purpose of Miller Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Max Miller (private). It impounds the Embarass River-offstream near Oakland-offstream.
The dam stands 32 feet tall and stretches 250 feet across, and has a maximum storage capacity of 57 acre-feet. Completed in 1950, the structure is well-established, with more than 75 years of service.
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 10/16/2024.
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Location
| State | Illinois |
| County | Coles |
| Nearest City | Oakland-offstream |
| River/Stream | Embarass River-offstream |
| Coordinates | 39.66131, -88.04494 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 250 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 57 acre-ft |
| Max Storage | 57 acre-ft |
| Normal Storage | 37 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Max Miller |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/16/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL01109 |
| Federal ID | IL01109 |
| More Info | State Dam Safety Program |