Lake Johnson City Dam
Low HazardSatisfactory ConditionEmergency Action Plan: Not Required
Location
| State | Texas |
| County | Blanco |
| River/Stream | PEDERNALES RIVER |
| Coordinates | 30.28752, -98.39614 |
Physical Characteristics
| Dam Type | Buttress |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 590 ft |
| Year Completed | 1967 (59 years old) |
Storage & Hydraulics
| NID Storage | 345 acre-ft |
| Max Storage | 345 acre-ft |
| Normal Storage | 345 acre-ft |
| Surface Area | 42 acres |
| Max Discharge | 4,280 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | CITY OF JOHNSON CITY |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/25/2021 |
| Emergency Action Plan | Not Required |