In Vaughan, flash flooding of roads, catch basins, stormwater systems and some rivers can occur because of heavy rainfall over a short period of time. Flood-contaminated water can carry diseases

Forest fires can be very dangerous to people and properties. Ontario’s Ministry of Natural Resources and Forestry and local fire departments respond to hundreds of forest fires every year.

Hazardous materials are chemical, biological, radiological, nuclear or explosive agents that pose risk to life, health and the environment if they are released.

A pandemic occurs when an infectious disease spreads throughout the global population. It is different than an epidemic, which is usually contained within a region or country.

Power outages are often caused by freezing rain, sleet storms and high winds which damage power lines and equipment. Cold snaps or heat waves can also overload the electric power system.

Severe rainstorms can include thunderstorms, lightning and heavy rainfall that can lead to flooding. These are real risks that can impact citizens and properties. To stay safe, monitor forecasts

A tornado is a powerful rotating column of wind that can hurt people and damage property. Very large thunderstorms can create many tornadoes. Tornadoes can appear after heavy rain or hail in a sky

Winter storms typically involve a combination of heavy snowfall, cold temperatures and high winds. This can result in whiteouts and large amounts of drifting and blowing snow.