Marietta Dam is an earth dam located in Houston County, Texas, built in 1957. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 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 Marietta Dam
The primary purpose of Marietta Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Ernest Marietta Et Ux (private). It impounds the White Rock Creek.
The dam stands 20 feet tall, and has a maximum storage capacity of 242 acre-feet. Completed in 1957, 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. The most recent inspection on record was 01/15/1969. That was over 57 years ago.
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Location
| State | Texas |
| County | Houston |
| River/Stream | White Rock Creek |
| Coordinates | 31.32661, -95.33037 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 242 acre-ft |
| Max Storage | 242 acre-ft |
| Normal Storage | 40 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Ernest Marietta Et Ux |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 01/15/1969 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX09064 |
| Federal ID | TX09064 |
| More Info | State Dam Safety Program |