Siena
Colorado — Broomfield County — COAL CREEK-TR
Location
| State | Colorado |
| County | Broomfield |
| River | COAL CREEK-TR |
| Coordinates | 39.98164, -105.03020 |
Physical Characteristics
| NID Height | 41 ft |
| Dam Height | 40 ft |
| Dam Length | 1,250 ft |
| NID Storage | 640 acre-ft |
| Max Storage | 640 acre-ft |
| Surface Area | 20 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | May 3, 2022 |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 2004 |
| Primary Purpose | Water Supply |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | CITY OF BROOMFIELD (MIDDLETON, BRENNAN) |
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.