Blanchard-offner
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| County | Napa |
| Nearest City | N/A |
| River/Stream | Tr Pope Creek |
| Coordinates | 38.63730, -122.46580 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 47 ft |
| Dam Height | 47 ft |
| Dam Length | 785 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 274 acre-ft |
| Max Storage | 274 acre-ft |
| Surface Area | 19 acres |
Ownership & Safety
| Purpose | Other |
| Owner | Jim Collins |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/04/2025 |
| Emergency Action Plan | Yes |