Upper Stehly
High HazardSatisfactory ConditionEmergency Action Plan: No
Location
| County | San Diego |
| Nearest City | Lake Rancho Viejo |
| River/Stream | Tr Keys Creek |
| Coordinates | 33.30960, -117.06170 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 420 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 229 acre-ft |
| Max Storage | 229 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Nicholas J. Stehly |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/02/2025 |
| Emergency Action Plan | No |