Herrin Reservoir 1 Dam
Significant HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Illinois |
| County | Williamson |
| Nearest City | COLP |
| River/Stream | TRIB HURRICANE |
| Coordinates | 37.76371, -89.03601 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 6 ft |
| Dam Height | 6 ft |
| Dam Length | 489 ft |
| Year Completed | 1915 (111 years old) |
Storage & Hydraulics
| NID Storage | 271 acre-ft |
| Max Storage | 271 acre-ft |
| Normal Storage | 50 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | CITY OF HERRIN |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 10/31/2023 |
| Emergency Action Plan | No |