Left Hand Valley
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Colorado |
| County | Boulder |
| Nearest City | BOULDER |
| River/Stream | DRY CREEK |
| Coordinates | 40.09967, -105.26135 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 68 ft |
| Dam Height | 54 ft |
| Dam Length | 1,035 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 2,814 acre-ft |
| Max Storage | 2,814 acre-ft |
| Normal Storage | 1,624 acre-ft |
| Surface Area | 113 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 12,367 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | LEFT HAND DITCH COMPANY (TERRY PLUMMER) |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/23/2022 |
| Emergency Action Plan | Yes |