Johnson Dam No 1
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | Texas |
| County | Tom Green |
| River/Stream | CONCHO RIVER |
| Coordinates | 31.46442, -100.36642 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 200 ft |
| Year Completed | 1904 (122 years old) |
Storage & Hydraulics
| NID Storage | 241 acre-ft |
| Max Storage | 106 acre-ft |
| Normal Storage | 241 acre-ft |
| Surface Area | 33 acres |
| Max Discharge | 1 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | J MCGILL |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 04/24/2014 |
| Emergency Action Plan | Not Required |