Lake Arrowhead
Significant HazardPoor ConditionEmergency Action Plan: Yes
Location
| County | San Bernardino |
| River/Stream | Little Bear Cr |
| Coordinates | 34.26060, -117.16760 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 190 ft |
| Dam Height | 190 ft |
| Dam Length | 720 ft |
| Year Completed | 1922 (104 years old) |
Storage & Hydraulics
| NID Storage | 48,000 acre-ft |
| Max Storage | 48,000 acre-ft |
| Surface Area | 780 acres |
| Drainage Area | 6 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Arrowhead Lake Association |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 05/22/2025 |
| Emergency Action Plan | Yes |