Crystal
Colorado — Boulder County — ST. VRAIN CREEK-OS
Location
| State | Colorado |
| County | Boulder |
| River | ST. VRAIN CREEK-OS |
| Coordinates | 40.24184, -105.13713 |
Physical Characteristics
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 1,140 ft |
| NID Storage | 290 acre-ft |
| Max Storage | 290 acre-ft |
| Surface Area | 35 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Rated |
| EAP Status | Not Required |
| Last Inspection | June 22, 2017 |
| Inspection Frequency | 6 |
Dam Information
| Year Completed | 1881 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | HARVEY YOAKUM, |
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.