Coates Estate Lake No 1 Dam is an earth dam located in Wilson County, Texas, built in 1961. It carries a Low hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 800 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 Coates Estate Lake No 1 Dam
Coates Estate Lake No 1 Dam is a dam in Wilson, Texas. The dam is owned by George Coates (private). It impounds the Tr-elm Creek.
The dam stands 15 feet tall and stretches 800 feet across, creates a reservoir covering 12 acres, and has a maximum storage capacity of 144 acre-feet. Completed in 1961, 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 | Wilson |
| River/Stream | Tr-elm Creek |
| Coordinates | 29.22644, -97.81901 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 800 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 144 acre-ft |
| Max Storage | 144 acre-ft |
| Normal Storage | 72 acre-ft |
| Surface Area | 12 acres |
| Spillway Type | None |
Ownership & Safety
| Owner | George Coates |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX03693 |
| Federal ID | TX03693 |
| More Info | State Dam Safety Program |