Dam 30
Dam 30 is an earth dam located in Coryell County, Texas. It carries a Low hazard potential classification and has a poor condition assessment.
About Dam 30
The primary purpose of Dam 30 is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by Fort Cavazos (federal). It impounds the Coryell near Killeen.
The dam stands 22 feet tall and stretches 850 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 135 acre-feet.
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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 09/14/2020.
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Location
| State | Texas |
| County | Coryell |
| Nearest City | Killeen |
| River/Stream | Coryell |
| Coordinates | 31.18888, -97.84321 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 850 ft |
Storage & Hydraulics
| NID Storage | 135 acre-ft |
| Max Storage | 135 acre-ft |
| Normal Storage | 31 acre-ft |
| Surface Area | 6 acres |
| Max Discharge | 610 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Debris Control |
| Owner | Fort Cavazos |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/14/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX07241 |
| Federal ID | TX07241 |
| More Info | State Dam Safety Program |