Horse Lake Dam
Horse Lake Dam is an earth dam located in Mora County, New Mexico, built in 1935. It carries a Low hazard potential classification and has a poor condition assessment.
About Horse Lake Dam
The primary purpose of Horse Lake Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Llano Partners Ltd (private). It impounds the Mora River -tr near Watrous.
The dam stands 14 feet tall and stretches 2,070 feet across, creates a reservoir covering 59 acres, has a maximum storage capacity of 552 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1935, the structure is well-established, with more than 75 years of service.
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 11/13/2014. That was over 11 years ago.
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Location
| State | New Mexico |
| County | Mora |
| Nearest City | Watrous |
| River/Stream | Mora River -tr |
| Coordinates | 35.94651, -105.20744 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 2,070 ft |
| Year Completed | 1935 (91 years old) |
Storage & Hydraulics
| NID Storage | 552 acre-ft |
| Max Storage | 552 acre-ft |
| Surface Area | 59 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 38 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | LLANO PARTNERS LTD |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 11/13/2014 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NM00197 |
| Federal ID | NM00197 |
| More Info | State Dam Safety Program |