Flamms Lake Dam is an earth dam located in Union County, Illinois. It carries a Low hazard potential classification.
Dam profile
NID height · 29 ft29 ft tall and 870 ft long, taller than 65% 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 Flamms Lake Dam
The primary purpose of Flamms Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Russell & Tonya Flamm (private). It impounds the Trib Cypress Creek near Cypress.
The dam stands 29 feet tall and stretches 870 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 221 acre-feet, and collects water from a drainage area of 0 square miles.
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 09/27/2021.
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Location
| State | Illinois |
| County | Union |
| Nearest City | Cypress |
| River/Stream | Trib Cypress Creek |
| Coordinates | 37.45451, -89.21085 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 870 ft |
Storage & Hydraulics
| NID Storage | 221 acre-ft |
| Max Storage | 221 acre-ft |
| Normal Storage | 131 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,145 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Russell & Tonya Flamm |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/27/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50625 |
| Federal ID | IL50625 |
| More Info | State Dam Safety Program |