Overman is an earth dam located in Routt County, Colorado, built in 1907. It carries a Low hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 150 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 Overman
The primary purpose of Overman is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Mountainair Co. (al Satterdal) (private). It impounds the Yampa River-tr near Oak Creek.
The dam stands 10 feet tall and stretches 150 feet across, creates a reservoir covering 8 acres, and has a maximum storage capacity of 54 acre-feet. Completed in 1907, the structure is over a century 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 09/07/1990. That was over 36 years ago.
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Location
| State | Colorado |
| County | Routt |
| Nearest City | Oak Creek |
| River/Stream | Yampa River-tr |
| Coordinates | 40.28761, -106.88812 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 150 ft |
| Year Completed | 1907 (119 years old) |
Storage & Hydraulics
| NID Storage | 54 acre-ft |
| Max Storage | 54 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 8 acres |
| Max Discharge | 56 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Mountainair Co. (al Satterdal) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/07/1990 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01947 |
| Federal ID | CO01947 |
| More Info | State Dam Safety Program |