Cohenour Reservoir is a buttress dam located in La Salle County, Texas, built in 1904. It carries a Low hazard potential classification.
Dam profile
NID height · 8 ft8 ft tall and 465 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 Cohenour Reservoir
The primary purpose of Cohenour Reservoir is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Clifford R Bertling Estate (private). It impounds the Nueces River.
The dam stands 8 feet tall and stretches 465 feet across, and has a maximum storage capacity of 320 acre-feet. Completed in 1904, the structure is over a century old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 12/20/1978. That was over 47 years ago.
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Location
| State | Texas |
| County | La Salle |
| River/Stream | Nueces River |
| Coordinates | 28.41440, -99.23286 |
Physical Characteristics
| Dam Type | Buttress |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 465 ft |
| Year Completed | 1904 (122 years old) |
Storage & Hydraulics
| NID Storage | 320 acre-ft |
| Max Storage | 320 acre-ft |
| Normal Storage | 200 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Clifford R Bertling Estate |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/20/1978 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX02018 |
| Federal ID | TX02018 |
| More Info | State Dam Safety Program |