Freesen Lake Dam is an earth dam located in Scott County, Illinois, built in 1967. It carries a Low hazard potential classification.
Dam profile
NID height · 31 ft31 ft tall and 480 ft long, taller than 72% 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 Freesen Lake Dam
The primary purpose of Freesen Lake Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Leroy Freesen (private). It impounds the Plum Creek-offstream near Florence.
The dam stands 31 feet tall and stretches 480 feet across, and has a maximum storage capacity of 203 acre-feet. Completed in 1967, 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 08/15/2025.
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Location
| State | Illinois |
| County | Scott |
| Nearest City | Florence |
| River/Stream | Plum Creek-offstream |
| Coordinates | 39.70218, -90.46295 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 480 ft |
| Year Completed | 1967 (59 years old) |
Storage & Hydraulics
| NID Storage | 203 acre-ft |
| Max Storage | 203 acre-ft |
| Normal Storage | 136 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Leroy Freesen |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/15/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00810 |
| Federal ID | IL00810 |
| More Info | State Dam Safety Program |