Percha Diversion Dam is a concrete dam located in Sierra County, New Mexico, built in 1918. It carries a Low hazard potential classification.
Dam profile
NID height · 19 ft19 ft tall and 2,720 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Percha Diversion Dam
The primary purpose of Percha Diversion Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Bureau of Reclamation (federal). It impounds the Rio Grande River near Garfield.
The dam stands 19 feet tall and stretches 2,720 feet across, and has a maximum storage capacity of 500 acre-feet. Completed in 1918, 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 03/05/2019.
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Location
| State | New Mexico |
| County | Sierra |
| Nearest City | Garfield |
| River/Stream | Rio Grande River |
| Coordinates | 32.86870, -107.30420 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 2,720 ft |
| Year Completed | 1918 (108 years old) |
Storage & Hydraulics
| NID Storage | 500 acre-ft |
| Max Storage | 500 acre-ft |
| Normal Storage | 450 acre-ft |
| Max Discharge | 27,300 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Bureau of Reclamation |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 03/05/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NM00009 |
| Federal ID | NM00009 |
| More Info | State Dam Safety Program |