Lake Catatoga Dam
Low HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Illinois |
| County | Macoupin |
| Nearest City | CARLINVILLE |
| River/Stream | TRIB DRY FORK MACOUPIN CREEK |
| Coordinates | 39.18889, -89.94703 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 52 ft |
| Dam Height | 52 ft |
| Dam Length | 555 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 1,011 acre-ft |
| Max Storage | 1,011 acre-ft |
| Normal Storage | 786 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | LAKE CATATOGA ASSOCIATION, INC. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 08/16/2025 |
| Emergency Action Plan | No |