Little Lake Dam
Little Lake Dam is an earth dam located in Jackson County, Illinois, built in 1970. It carries a Low hazard potential classification.
About Little Lake Dam
The primary purpose of Little 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 Big Muddy River near Oraville.
The dam stands 15 feet tall, and has a maximum storage capacity of 80 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 10/26/2022.
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Location
| State | Illinois |
| County | Jackson |
| Nearest City | Oraville |
| River/Stream | Trib Big Muddy River |
| Coordinates | 37.78978, -89.37987 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 80 acre-ft |
| Max Storage | 80 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 | 10/26/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50086 |
| Federal ID | IL50086 |
| More Info | State Dam Safety Program |