Sediment Pond 1 is an earth dam located in Atascosa County, Texas, built in 1981. It carries a Low hazard potential classification.
Dam profile
NID height · 16 ft16 ft tall and 3,000 ft long. 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 Sediment Pond 1
Sediment Pond 1 is a dam in Atascosa, Texas. The dam is owned by North American Coal Corp (private).
The dam stands 16 feet tall and stretches 3,000 feet across, creates a reservoir covering 75 acres, has a maximum storage capacity of 1,370 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1981, the structure is 45 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 | Atascosa |
| Coordinates | 28.68872, -98.45093 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 3,000 ft |
| Year Completed | 1981 (45 years old) |
Storage & Hydraulics
| NID Storage | 1,370 acre-ft |
| Max Storage | 1,370 acre-ft |
| Normal Storage | 915 acre-ft |
| Surface Area | 75 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 4,100 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | North American Coal Corp |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX07388 |
| Federal ID | TX07388 |
| More Info | State Dam Safety Program |