Exxonmobil Coal Usa/mine 2/refuse Disposal Area 2
Exxonmobil Coal Usa/mine 2/refuse Disposal Area 2 is an earth dam located in Clinton County, Illinois, built in 1990. It carries a High hazard potential classification.
About Exxonmobil Coal Usa/mine 2/refuse Disposal Area 2
Exxonmobil Coal Usa/mine 2/refuse Disposal Area 2 is a dam in Clinton, Illinois. The dam is owned by Exxonmobil Environmental Services Compan (private). It impounds the Grassy Branch Creek near Albers.
The dam stands 56 feet tall and stretches 9,010 feet across, creates a reservoir covering 115 acres, has a maximum storage capacity of 1,536 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1990, the structure is 36 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. An emergency action plan is in place for this dam. The most recent inspection on record was 07/25/2025.
At 56 feet, this dam is taller than 94% of dams nationwide.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Illinois dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Illinois |
| County | Clinton |
| Nearest City | Albers |
| River/Stream | Grassy Branch Creek |
| Coordinates | 38.53941, -89.58751 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 56 ft |
| Dam Height | 56 ft |
| Dam Length | 9,010 ft |
| Year Completed | 1990 (36 years old) |
Storage & Hydraulics
| NID Storage | 1,536 acre-ft |
| Max Storage | 1,536 acre-ft |
| Surface Area | 115 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 16 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | EXXONMOBIL ENVIRONMENTAL SERVICES COMPAN |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 07/25/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | IL50191 |
| Federal ID | IL50191 |
| More Info | State Dam Safety Program |