| Event Category | Disaster |
| Event Group | Natural |
| Event Subgroup | Meteorological - Hydrological |
| Event Type | Storms and Severe Thunderstorms |
| Place | Southeast YT |
| Event Start Date | July 15, 1974 |
| Event End Date | July 15, 1974 |
| Comments | Southeast YT, July 15-16, 1974. Heavy rainfall along the Alaska Highway caused sections of highway and bridges to be washed away; the Watson Lake area received 100 mm of rain; at times 25 mm fell during a six-hour period. |
| Fatalities | 0 |
| Injured / Infected | 0 |
| Evacuated | 0 |
| Estimated Total Cost | Unknown |
| Federal DFAA Payments | $0 |
| Provincial DFAA Payments | $0 |
| Provincial Department Payments | Unknown |
| Municipal Costs | Unknown |
| OGD Costs | Unknown |
| Insurance Payments | Unknown |
| NGO Payments | Unknown |
| Utility - People Affected | 0 |
| Magnitude | 0.0 |