Coles Lake Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Missouri |
| County | Jefferson |
| Nearest City | BONNE TERRE |
| River/Stream | TR TIFF CREEK |
| Coordinates | 38.01882, -90.56805 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 37 ft |
| Dam Height | 37 ft |
| Dam Length | 1,370 ft |
| Year Completed | 1948 (78 years old) |
Storage & Hydraulics
| NID Storage | 605 acre-ft |
| Max Storage | 605 acre-ft |
| Normal Storage | 445 acre-ft |
| Surface Area | 42 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,500 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | TRUSTEES OF COLE LAKE |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/13/2021 |
| Emergency Action Plan | Yes |