Indian Hills Dam is an earth dam located in Cass County, Texas, built in 1969. It carries a High hazard potential classification and has a unsatisfactory condition assessment.
Dam profile
NID height · 20 ft20 ft tall and 625 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 Indian Hills Dam
The primary purpose of Indian Hills Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Indian Hills Estates Inc;john Granberry (private). It impounds the Tr-black Bayou near Atlanta.
The dam stands 20 feet tall and stretches 625 feet across, creates a reservoir covering 23 acres, has a maximum storage capacity of 276 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1969, the structure is well into its service life at over 50 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 unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. Notably, no emergency action plan is currently on file for this high-hazard dam. The most recent inspection on record was 11/26/2019.
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 | Cass |
| Nearest City | Atlanta |
| River/Stream | Tr-black Bayou |
| Coordinates | 33.10954, -94.20647 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 625 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 276 acre-ft |
| Max Storage | 276 acre-ft |
| Normal Storage | 184 acre-ft |
| Surface Area | 23 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,564 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Indian Hills Estates Inc;john Granberry |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 11/26/2019 |
| Emergency Action Plan | No |
Identifiers
| NID ID | TX00373 |
| Federal ID | TX00373 |
| More Info | State Dam Safety Program |