Lower Derby
Significant HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Colorado |
| County | Adams |
| Nearest City | Commerce City |
| Coordinates | 39.81515, -104.84586 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 3,000 ft |
| Year Completed | 1942 (84 years old) |
Storage & Hydraulics
| NID Storage | 1,230 acre-ft |
| Max Storage | 1,230 acre-ft |
| Normal Storage | 550 acre-ft |
| Surface Area | 80 acres |
| Drainage Area | 10 sq mi |
| Max Discharge | 15,500 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Rocky Mountain Arsenal |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 07/01/2005 |
| Emergency Action Plan | No |