Tmpa Gibbons Creek Mine Dam Sp13 is an earth dam located in Grimes County, Texas, built in 1991. It carries a Low hazard potential classification.
Dam profile
NID height · 22 ft22 ft tall and 6,900 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 Tmpa Gibbons Creek Mine Dam Sp13
Tmpa Gibbons Creek Mine Dam Sp13 is a dam in Grimes, Texas. The dam is owned by Texas Municipal Power Agency (local government). It impounds the Tributary Gibbons Creek.
The dam stands 22 feet tall and stretches 6,900 feet across, creates a reservoir covering 26 acres, has a maximum storage capacity of 370 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1991, the structure is 35 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 12/16/2010. That was over 15 years ago.
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Location
| State | Texas |
| County | Grimes |
| River/Stream | Tributary Gibbons Creek |
| Coordinates | 30.54215, -96.10115 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 6,900 ft |
| Year Completed | 1991 (35 years old) |
Storage & Hydraulics
| NID Storage | 370 acre-ft |
| Max Storage | 370 acre-ft |
| Normal Storage | 171 acre-ft |
| Surface Area | 26 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,123 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Texas Municipal Power Agency |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/16/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX07369 |
| Federal ID | TX07369 |
| More Info | State Dam Safety Program |