Lake Charca Dam
Lake Charca Dam is an earth dam located in Johnson County, Texas, built in 1977. It carries a Significant hazard potential classification.
About Lake Charca Dam
The primary purpose of Lake Charca Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Charca Ltd (private). It impounds the Tr-station Branch.
The dam stands 39 feet tall and stretches 860 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 435 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1977, the structure is 49 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 01/26/2010. That was over 16 years ago.
At 39 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Texas |
| County | Johnson |
| River/Stream | Tr-station Branch |
| Coordinates | 32.43399, -97.57852 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 39 ft |
| Dam Height | 39 ft |
| Dam Length | 860 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 435 acre-ft |
| Max Storage | 435 acre-ft |
| Normal Storage | 300 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,796 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | CHARCA LTD |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 01/26/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX04407 |
| Federal ID | TX04407 |
| More Info | State Dam Safety Program |