Theilen Pond Dam 1
Low HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Illinois |
| County | Sangamon |
| Nearest City | SPRINGFIELD |
| River/Stream | TR- LICK CREEK |
| Coordinates | 39.71845, -89.74509 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 400 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 81 acre-ft |
| Max Storage | 81 acre-ft |
| Normal Storage | 45 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 150 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | FRED THEILEN;FRED THEILEN |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 08/05/2025 |
| Emergency Action Plan | No |