Joyces Lake Dam is an earth dam located in Madison County, Illinois, built in 1969. It carries a Low hazard potential classification.
Dam profile
NID height · 24 ft24 ft tall and 275 ft long. 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 Joyces Lake Dam
The primary purpose of Joyces Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Melvin Joyce (private). It impounds the Trib Indian Creek near Meadowbrook-offstream.
The dam stands 24 feet tall and stretches 275 feet across, and has a maximum storage capacity of 123 acre-feet. Completed in 1969, 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 07/01/2024.
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Location
| State | Illinois |
| County | Madison |
| Nearest City | Meadowbrook-offstream |
| River/Stream | Trib Indian Creek |
| Coordinates | 38.98309, -89.97284 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 275 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 123 acre-ft |
| Max Storage | 123 acre-ft |
| Normal Storage | 83 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Melvin Joyce |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/01/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL01037 |
| Federal ID | IL01037 |
| More Info | State Dam Safety Program |