Antelope Valley Dam No. 2
Antelope Valley Dam No. 2 is an earth dam located in Colfax County, New Mexico, built in 1920. It carries a Low hazard potential classification and has a poor condition assessment.
About Antelope Valley Dam No. 2
The primary purpose of Antelope Valley Dam No. 2 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Anteleope Valley Irrigation District (local government). It impounds the Cimarron River - Os near Springer.
The dam stands 34 feet tall and stretches 4,546 feet across, creates a reservoir covering 453 acres, has a maximum storage capacity of 4,478 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1920, 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 09/23/2015. That was over 10 years ago.
At 34 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | New Mexico |
| County | Colfax |
| Nearest City | Springer |
| River/Stream | Cimarron River - Os |
| Coordinates | 36.49782, -104.77421 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 30 ft |
| Dam Length | 4,546 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 4,478 acre-ft |
| Max Storage | 4,478 acre-ft |
| Normal Storage | 3,700 acre-ft |
| Surface Area | 453 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 250 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | ANTELEOPE VALLEY IRRIGATION DISTRICT |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/23/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NM00349 |
| Federal ID | NM00349 |
| More Info | State Dam Safety Program |