| Event Category | Disaster |
| Event Group | Natural |
| Event Subgroup | Meteorological - Hydrological |
| Event Type | Storms and Severe Thunderstorms |
| Place | Calgary AB |
| Event Start Date | July 28, 1981 |
| Event End Date | July 28, 1981 |
| Comments | Calgary AB, July 28, 1981. One of the most damaging hailstorms in Canada hit Calgary; it lasted 15 minutes; 2 dead. |
| Fatalities | 2 |
| 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 |