Retreat Boulevard Dam is an earth dam located in Johnson County, Texas, built in 2002. It carries a Significant hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 500 ft long, taller than 62% 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 Retreat Boulevard Dam
Retreat Boulevard Dam is a dam in Johnson, Texas. The dam is owned by Double Diamond Inc (private). It impounds the Unnamed Tributary Hamm Creek.
The dam stands 28 feet tall and stretches 500 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 83 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2002, the structure is relatively new.
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.
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Location
| State | Texas |
| County | Johnson |
| River/Stream | Unnamed Tributary Hamm Creek |
| Coordinates | 32.21452, -97.51386 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 500 ft |
| Year Completed | 2002 (24 years old) |
Storage & Hydraulics
| NID Storage | 83 acre-ft |
| Max Storage | 83 acre-ft |
| Normal Storage | 65 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 37 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Double Diamond Inc |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX07431 |
| Federal ID | TX07431 |
| More Info | State Dam Safety Program |