Marsh Lake Dam is an earth dam located in Smith County, Texas, built in 1965. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 20 ft20 ft tall and 520 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 Marsh Lake Dam
Marsh Lake Dam is a dam in Smith, Texas. The dam is owned by Stallion Lake Ranch Property Owners Association (private). It impounds the Tr-caney Creek.
The dam stands 20 feet tall and stretches 520 feet across, creates a reservoir covering 20 acres, has a maximum storage capacity of 270 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1965, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 12/03/2020.
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Location
| State | Texas |
| County | Smith |
| River/Stream | Tr-caney Creek |
| Coordinates | 32.50429, -95.56556 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 520 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 270 acre-ft |
| Max Storage | 270 acre-ft |
| Normal Storage | 112 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,435 cfs |
Ownership & Safety
| Owner | Stallion Lake Ranch Property Owners Association |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 12/03/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX00302 |
| Federal ID | TX00302 |
| More Info | State Dam Safety Program |