Lisbon Valley Mining Co. LLC is an earth dam located in San Juan County, Utah. It carries a Low hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 1,160 ft long, taller than 55% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Lisbon Valley Mining Co. LLC
The primary purpose of Lisbon Valley Mining Co. LLC 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 Lisbon Valley Mining Co. LLC (private).
The dam stands 26 feet tall and stretches 1,160 feet across, and has a storage capacity of 63 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.
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Location
| State | Utah |
| County | San Juan |
| Coordinates | 38.14347, -109.13772 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Length | 1,160 ft |
Storage & Hydraulics
| NID Storage | 63 acre-ft |
| Normal Storage | 63 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Lisbon Valley Mining Co. LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | UT51535 |
| Federal ID | UT51535 |
| More Info | State Dam Safety Program |