Whittier Reservoir No. 4
Low HazardSatisfactory ConditionEmergency Action Plan: No
Location
| County | Los Angeles |
| River/Stream | Tr San Gabriel Riv |
| Coordinates | 33.99750, -118.04510 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 55 ft |
| Dam Height | 55 ft |
| Dam Length | 190 ft |
| Year Completed | 1931 (95 years old) |
Storage & Hydraulics
| NID Storage | 32 acre-ft |
| Max Storage | 32 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | City of Whittier Water District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/28/2025 |
| Emergency Action Plan | No |