Zeigler Coal Company Lake is an earth dam located in Randolph County, Illinois, built in 1977. It carries a Low hazard potential classification.
Dam profile
NID height · 19 ft19 ft tall and 600 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 Zeigler Coal Company Lake
Zeigler Coal Company Lake is a dam in Randolph, Illinois. The dam is owned by Zeigler Coal Company (private). It impounds the Trib Marys River near Steelville.
The dam stands 19 feet tall and stretches 600 feet across, and has a maximum storage capacity of 794 acre-feet. Completed in 1977, the structure is 49 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 09/12/2023.
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Location
| State | Illinois |
| County | Randolph |
| Nearest City | Steelville |
| River/Stream | Trib Marys River |
| Coordinates | 38.16006, -89.63943 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 600 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 794 acre-ft |
| Max Storage | 794 acre-ft |
| Normal Storage | 498 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Zeigler Coal Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/12/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00958 |
| Federal ID | IL00958 |
| More Info | State Dam Safety Program |