Mays Lake Dam is an earth dam located in Cass County, Texas, built in 1969. It carries a Low hazard potential classification.
Dam profile
NID height · 22 ft22 ft tall and 380 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 Mays Lake Dam
The primary purpose of Mays Lake Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Tom Mays (private). It impounds the Tr-black Bayou.
The dam stands 22 feet tall and stretches 380 feet across, creates a reservoir covering 17 acres, and has a maximum storage capacity of 194 acre-feet. Completed in 1969, 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 | Cass |
| River/Stream | Tr-black Bayou |
| Coordinates | 33.12070, -94.20939 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 380 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 194 acre-ft |
| Max Storage | 194 acre-ft |
| Normal Storage | 122 acre-ft |
| Surface Area | 17 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Tom Mays |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX00374 |
| Federal ID | TX00374 |
| More Info | State Dam Safety Program |