Rosenauer Dam is a dam located in Johnson County, Texas. It carries a High hazard potential classification.
Dam profile
NID height · 11 ft11 ft tall. 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 Rosenauer Dam
Rosenauer Dam is a dam in Johnson, Texas. The dam is owned by Rodney Rosenauer (private).
The dam stands 11 feet tall, and has a maximum storage capacity of 48 acre-feet.
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. Notably, no emergency action plan is currently on file for this high-hazard dam. The most recent inspection on record was 06/04/2015. That was 11 years ago — unusually long for a high-hazard dam, which typically requires more frequent inspections.
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 | Johnson |
| Coordinates | 32.48685, -97.27257 |
Physical Characteristics
| NID Height | 11 ft |
| Dam Height | 11 ft |
Storage & Hydraulics
| NID Storage | 48 acre-ft |
| Max Storage | 48 acre-ft |
| Normal Storage | 32 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Owner | Rodney Rosenauer |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Not assessed |
| Last Inspection | 06/04/2015 |
| Emergency Action Plan | No |
Identifiers
| NID ID | TX09691 |
| Federal ID | TX09691 |
| More Info | State Dam Safety Program |