Orchard Estates Retarding Basin
California — Orange County — Tr Rattlesnake Can
Location
| State | California |
| County | Orange |
| River | Tr Rattlesnake Can |
| Coordinates | 33.73840, -117.74670 |
Physical Characteristics
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 810 ft |
| NID Storage | 138 acre-ft |
| Max Storage | 138 acre-ft |
| Surface Area | 11 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | September 9, 2025 |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 1999 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | County of Orange |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.