Happy Hollow Lake 2 Dam
Significant HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Illinois |
| County | Knox |
| Nearest City | DAHINDA |
| River/Stream | TRIB SPOON RIVER |
| Coordinates | 40.92637, -90.06978 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 240 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 77 acre-ft |
| Max Storage | 77 acre-ft |
| Normal Storage | 15 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | HAPPY HOLLOW LAKE ASSOCIATION |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 03/28/2024 |
| Emergency Action Plan | No |