Rio Hondo Lake 1 Dam is a buttress dam located in Bandera County, Texas, built in 1969. It carries a Significant hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 150 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Rio Hondo Lake 1 Dam
The primary purpose of Rio Hondo Lake 1 Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by George Garst;terry Johns (private). It impounds the Hondo Creek.
The dam stands 18 feet tall and stretches 150 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 28 acre-feet, and collects water from a drainage area of 3,726 square miles. Completed in 1969, 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. The most recent inspection on record was 10/30/2012. That was over 13 years ago.
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Location
| State | Texas |
| County | Bandera |
| River/Stream | Hondo Creek |
| Coordinates | 29.68262, -99.34996 |
Physical Characteristics
| Dam Type | Buttress |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 150 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 28 acre-ft |
| Max Storage | 28 acre-ft |
| Normal Storage | 28 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 3,726 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | George Garst;terry Johns |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 10/30/2012 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX07003 |
| Federal ID | TX07003 |
| More Info | State Dam Safety Program |