Thomas Lake Dam
Low HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Illinois |
| County | Hancock |
| Nearest City | WEBSTER-OFFSTREAM |
| River/Stream | TRIB ROCK CREEK |
| Coordinates | 40.48058, -91.07325 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 260 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 61 acre-ft |
| Max Storage | 61 acre-ft |
| Normal Storage | 37 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | LOREN THOMAS |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 04/08/2024 |
| Emergency Action Plan | No |