Jones Lake Dam is an earth dam located in Lampasas County, Texas, built in 1977. It carries a High hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 27 ft27 ft tall and 940 ft long, taller than 59% 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 Jones Lake Dam
The primary purpose of Jones Lake Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Alton Marwitz (private). It impounds the Tr-burleson Creek near Lampasas.
The dam stands 27 feet tall and stretches 940 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 325 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1977, the structure is 49 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 09/24/2019. That was 7 years ago, which is on the longer end for a high-hazard structure.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Texas dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Texas |
| County | Lampasas |
| Nearest City | Lampasas |
| River/Stream | Tr-burleson Creek |
| Coordinates | 31.09252, -98.20034 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 940 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 325 acre-ft |
| Max Storage | 325 acre-ft |
| Normal Storage | 135 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 15,292 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Alton Marwitz |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/24/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TX05515 |
| Federal ID | TX05515 |
| More Info | State Dam Safety Program |