Sulphur Dam is an earth dam located in Lamar County, Texas, built in 1979. It carries a Low hazard potential classification.
Dam profile
NID height · 23 ft23 ft tall and 680 ft long. 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 Sulphur Dam
The primary purpose of Sulphur Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Lamar County (local government). It impounds the Tr-ghost Creek.
The dam stands 23 feet tall and stretches 680 feet across, has a maximum storage capacity of 54 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1979, the structure is 47 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. The most recent inspection on record was 07/26/2011. That was over 15 years ago.
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Location
| State | Texas |
| County | Lamar |
| River/Stream | Tr-ghost Creek |
| Coordinates | 33.55052, -95.84034 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 680 ft |
| Year Completed | 1979 (47 years old) |
Storage & Hydraulics
| NID Storage | 54 acre-ft |
| Max Storage | 54 acre-ft |
| Normal Storage | 11 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,075 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Lamar County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/26/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX04587 |
| Federal ID | TX04587 |
| More Info | State Dam Safety Program |