Holden is an earth dam located in Routt County, Colorado, built in 1952. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 408 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Holden
The primary purpose of Holden is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Lone Creek Land Company (laughlin, Chris) (private). It impounds the Egeria Creek-tr near Mccoy.
The dam stands 20 feet tall and stretches 408 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 55 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1952, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 07/28/2021.
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Location
| State | Colorado |
| County | Routt |
| Nearest City | Mccoy |
| River/Stream | Egeria Creek-tr |
| Coordinates | 40.05417, -106.82168 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 15 ft |
| Dam Length | 408 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 25 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 94 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Lone Creek Land Company (laughlin, Chris) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/28/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO02988 |
| Federal ID | CO02988 |
| More Info | State Dam Safety Program |