Little Sister Lake Dam
Low HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Illinois |
| County | Fulton |
| Nearest City | MAPLE MILLS |
| River/Stream | LITTLE SISTER CREEK |
| Coordinates | 40.46052, -90.05884 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 38 ft |
| Dam Height | 38 ft |
| Dam Length | 380 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 221 acre-ft |
| Max Storage | 221 acre-ft |
| Normal Storage | 111 acre-ft |
| Surface Area | 36 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | METROPOLITAN WATER RECLAMATION DISTRICT |
| Owner Type | Public Utility |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 10/28/2022 |
| Emergency Action Plan | No |