Devinney
Devinney is an earth dam located in Jefferson County, Colorado, built in 2006. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Devinney
The primary purpose of Devinney is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by City Of Lakewood (haselgren, Jim) (local government). It impounds the S. Lakewood Gulch near Lakewood.
The dam stands 19 feet tall and stretches 340 feet across, creates a reservoir covering 4 acres, and has a maximum storage capacity of 64 acre-feet. Completed in 2006, the structure is relatively new.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 06/22/2022.
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Location
| State | Colorado |
| County | Jefferson |
| Nearest City | Lakewood |
| River/Stream | S. Lakewood Gulch |
| Coordinates | 39.71287, -105.09480 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 17 ft |
| Dam Length | 340 ft |
| Year Completed | 2006 (20 years old) |
Storage & Hydraulics
| NID Storage | 64 acre-ft |
| Max Storage | 64 acre-ft |
| Normal Storage | 10 acre-ft |
| Surface Area | 4 acres |
| Max Discharge | 1,070 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | CITY OF LAKEWOOD (HASELGREN, JIM) |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/22/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO02917 |
| Federal ID | CO02917 |
| More Info | State Dam Safety Program |