D.o.e. Rocky Flats A-4
Low HazardNot Available ConditionEmergency Action Plan: Not Required
Location
| State | Colorado |
| County | Jefferson |
| Nearest City | WESTMINSTER |
| River/Stream | NORTH WALNUT CREEK |
| Coordinates | 39.90000, -105.18250 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 54 ft |
| Dam Height | 40 ft |
| Dam Length | 1,050 ft |
| Year Completed | 1979 (47 years old) |
Storage & Hydraulics
| NID Storage | 160 acre-ft |
| Max Storage | 160 acre-ft |
| Normal Storage | 99 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 6,000 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | DOE LEGACY MANAGEMENT |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 10/20/2011 |
| Emergency Action Plan | Not Required |