Black Ranch Lake Levee is an earth dam located in Brazoria County, Texas, built in 1968. It carries a Low hazard potential classification.
Dam profile
NID height · 8 ft8 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 Black Ranch Lake Levee
The primary purpose of Black Ranch Lake Levee is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Black Ranch (private). It impounds the Off Ch-brazos River.
The dam stands 8 feet tall, creates a reservoir covering 114 acres, and has a maximum storage capacity of 912 acre-feet. Completed in 1968, the structure is well into its service life at over 50 years 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.
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Location
| State | Texas |
| County | Brazoria |
| River/Stream | Off Ch-brazos River |
| Coordinates | 29.23422, -95.56713 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 912 acre-ft |
| Max Storage | 912 acre-ft |
| Normal Storage | 456 acre-ft |
| Surface Area | 114 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Black Ranch |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX01754 |
| Federal ID | TX01754 |
| More Info | State Dam Safety Program |