Bloomfield Dam No. 1
Bloomfield Dam No. 1 is an earth dam located in San Juan County, New Mexico, built in 1957. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Bloomfield Dam No. 1
The primary purpose of Bloomfield Dam No. 1 is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by City Of Bloomfield (local government). It impounds the San Juan River - Os near Bloomfield.
The dam stands 45 feet tall and stretches 300 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 138 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1957, the structure is well into its service life at over 50 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 12/03/2019.
At 45 feet, this dam is taller than 91% of dams nationwide.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The New Mexico dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New Mexico |
| County | San Juan |
| Nearest City | Bloomfield |
| River/Stream | San Juan River - Os |
| Coordinates | 36.71734, -107.91766 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 45 ft |
| Dam Height | 45 ft |
| Dam Length | 300 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 138 acre-ft |
| Max Storage | 138 acre-ft |
| Normal Storage | 103 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,315 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | CITY OF BLOOMFIELD |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 12/03/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NM00573 |
| Federal ID | NM00573 |
| More Info | State Dam Safety Program |