Graven
Low HazardSatisfactory ConditionEmergency Action Plan: No
Location
| County | Modoc |
| River/Stream | Tr Canyon Creek |
| Coordinates | 41.28830, -120.67080 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 1,630 ft |
| Year Completed | 1917 (109 years old) |
Storage & Hydraulics
| NID Storage | 1,100 acre-ft |
| Max Storage | 1,100 acre-ft |
| Surface Area | 214 acres |
| Drainage Area | 6 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Ray Anklin |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/23/2025 |
| Emergency Action Plan | No |