Lowell Gardner Pond Dam is an earth dam located in Warren County, Illinois, built in 1975. It carries a Low hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 200 ft long, taller than 55% 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 Lowell Gardner Pond Dam
The primary purpose of Lowell Gardner Pond Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Lowell Gardner;lowell Gardner (private). It impounds the Henderson Creek near Quawka.
The dam stands 26 feet tall and stretches 200 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 31 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1975, 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 07/21/2024.
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Location
| State | Illinois |
| County | Warren |
| Nearest City | Quawka |
| River/Stream | Henderson Creek |
| Coordinates | 41.00105, -90.54682 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 200 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 31 acre-ft |
| Max Storage | 31 acre-ft |
| Normal Storage | 17 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 140 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Lowell Gardner;lowell Gardner |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/21/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IL40152 |
| Federal ID | IL40152 |
| More Info | State Dam Safety Program |