County Line Dam is a gravity dam located in Sandoval County, New Mexico. It carries a Low hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 1,050 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 County Line Dam
The primary purpose of County Line Dam is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by Doi BLM (federal). It impounds the La Saladita near Cuba, Nm.
The dam stands 21 feet tall and stretches 1,050 feet across, creates a reservoir covering 7 acres, and has a maximum storage capacity of 77 acre-feet.
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 07/18/2013. That was over 13 years ago.
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Location
| State | New Mexico |
| County | Sandoval |
| Nearest City | Cuba, Nm |
| River/Stream | La Saladita |
| Coordinates | 35.73822, -107.30778 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 21 ft |
| Dam Length | 1,050 ft |
Storage & Hydraulics
| NID Storage | 77 acre-ft |
| Max Storage | 77 acre-ft |
| Normal Storage | 1 acre-ft |
| Surface Area | 7 acres |
| Max Discharge | 11 cfs |
Ownership & Safety
| Purpose | Debris Control |
| Owner | Doi BLM |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/18/2013 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NM00041 |
| Federal ID | NM00041 |
| More Info | State Dam Safety Program |