Cone Johnson Dam
Cone Johnson Dam is an earth dam located in Castro County, Texas, built in 1971. It carries a Low hazard potential classification.
About Cone Johnson Dam
The primary purpose of Cone Johnson Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Johnson Cone Johnson Edith And Johnson Randy (private). It impounds the North Tule Draw.
The dam stands 17 feet tall and stretches 570 feet across, and has a maximum storage capacity of 372 acre-feet. Completed in 1971, 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 07/14/1971. That was over 54 years ago.
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Location
| State | Texas |
| County | Castro |
| River/Stream | North Tule Draw |
| Coordinates | 34.68128, -102.01945 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 570 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 372 acre-ft |
| Max Storage | 372 acre-ft |
| Normal Storage | 173 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | JOHNSON CONE JOHNSON EDITH AND JOHNSON RANDY |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/14/1971 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX03714 |
| Federal ID | TX03714 |
| More Info | State Dam Safety Program |