Johnston Dam No 1
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | Texas |
| County | Harrison |
| River/Stream | TR-BIG MASON CREEK |
| Coordinates | 32.48280, -94.67460 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 700 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 260 acre-ft |
| Max Storage | 260 acre-ft |
| Normal Storage | 160 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | R BYRON ROACH ET UX |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |