Bolack No 1 Dam
Bolack No 1 Dam is an earth dam located in San Juan County, New Mexico, built in 1962. It carries a Low hazard potential classification and has a poor condition assessment.
About Bolack No 1 Dam
The primary purpose of Bolack No 1 Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Bolack, Tommy (private). It impounds the San Juan River - Os near Farmington.
The dam stands 20 feet tall and stretches 3,890 feet across, creates a reservoir covering 35 acres, and has a maximum storage capacity of 182 acre-feet. Completed in 1962, the structure is well into its service life at over 50 years 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 11/11/2013. That was over 12 years ago.
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Location
| State | New Mexico |
| County | San Juan |
| Nearest City | Farmington |
| River/Stream | San Juan River - Os |
| Coordinates | 36.71303, -108.16061 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 3,890 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 182 acre-ft |
| Max Storage | 182 acre-ft |
| Normal Storage | 170 acre-ft |
| Surface Area | 35 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | BOLACK, TOMMY |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 11/11/2013 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NM00368 |
| Federal ID | NM00368 |
| More Info | State Dam Safety Program |