Mockingbird Canyon
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| County | Riverside |
| Nearest City | Arlington |
| River/Stream | Mockingbird Can |
| Coordinates | 33.89520, -117.41560 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 74 ft |
| Dam Height | 74 ft |
| Dam Length | 1,525 ft |
| Year Completed | 1914 (112 years old) |
Storage & Hydraulics
| NID Storage | 1,250 acre-ft |
| Max Storage | 1,250 acre-ft |
| Surface Area | 64 acres |
| Drainage Area | 13 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | City of Riverside |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/06/2025 |
| Emergency Action Plan | Yes |