Lee Sa #2 is an earth dam located in Richland County, Montana, built in 1962. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 800 ft long, taller than 68% 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 Lee Sa #2
The primary purpose of Lee Sa #2 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Sam/violet Lee (private). It impounds the Gold Gulch Creek near Intake.
The dam stands 30 feet tall and stretches 800 feet across, has a maximum storage capacity of 527 acre-feet, and collects water from a drainage area of 20 square miles. 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.
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Location
| State | Montana |
| County | Richland |
| Nearest City | Intake |
| River/Stream | Gold Gulch Creek |
| Coordinates | 47.74560, -105.17460 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 800 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 527 acre-ft |
| Max Storage | 527 acre-ft |
| Normal Storage | 305 acre-ft |
| Drainage Area | 20 sq mi |
| Max Discharge | 800 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Sam/violet Lee |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00931 |
| Federal ID | MT00931 |
| More Info | State Dam Safety Program |