Hyatt Lake Dam is an earth dam located in Tyler County, Texas, built in 1963. It carries a Low hazard potential classification.
Dam profile
NID height · 8 ft8 ft tall and 1,381 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 Hyatt Lake Dam
The primary purpose of Hyatt Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Tyler County (local government). It impounds the Black Creek.
The dam stands 8 feet tall and stretches 1,381 feet across, creates a reservoir covering 63 acres, and has a maximum storage capacity of 392 acre-feet. Completed in 1963, 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 04/29/1981. That was over 45 years ago.
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Location
| State | Texas |
| County | Tyler |
| River/Stream | Black Creek |
| Coordinates | 30.57812, -94.38341 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 7 ft |
| Dam Length | 1,381 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 392 acre-ft |
| Max Storage | 392 acre-ft |
| Normal Storage | 90 acre-ft |
| Surface Area | 63 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | Tyler County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 04/29/1981 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX03749 |
| Federal ID | TX03749 |
| More Info | State Dam Safety Program |