Great Western
High HazardFair ConditionEmergency Action Plan: Yes
Location
| State | Colorado |
| County | Broomfield |
| Nearest City | WESTMINSTER |
| River/Stream | WALNUT CREEK |
| Coordinates | 39.89606, -105.14838 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 83 ft |
| Dam Height | 70 ft |
| Dam Length | 1,885 ft |
| Year Completed | 1903 (123 years old) |
Storage & Hydraulics
| NID Storage | 4,459 acre-ft |
| Max Storage | 4,459 acre-ft |
| Normal Storage | 2,200 acre-ft |
| Surface Area | 150 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 6,600 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | CITY OF BROOMFIELD (MIDDLETON, BRENNAN) |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 05/03/2022 |
| Emergency Action Plan | Yes |