Spring Valley Estates Lake Dam
Low HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Illinois |
| County | Jersey |
| Nearest City | NUTWOOD-OFFSTREAM |
| River/Stream | TRIB SOUTH FORK OTTER CREEK |
| Coordinates | 38.99727, -90.40212 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 1,955 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 109 acre-ft |
| Max Storage | 109 acre-ft |
| Normal Storage | 67 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | JOHN SURGEON |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 08/20/2025 |
| Emergency Action Plan | No |