How to Safely Use a Generator During a Power Outage

Aug 14, 2025 | General

When the power goes out, a generator can keep your home running — powering your refrigerator, lights, and essential devices until electricity is restored. But while generators are incredibly useful, improper use can lead to serious hazards such as carbon monoxide poisoning, electrical fires, or even electrocution. Knowing how to operate one safely is critical.

1. Place Your Generator in a Safe Location

Generators produce carbon monoxide (CO), a deadly gas you can’t see or smell. Never run one indoors, in a garage, or on an enclosed porch. Always place it outdoors, at least 20 feet away from doors, windows, and vents, with the exhaust pointing away from the house. Keep it on a level, dry surface and use a generator tent or canopy if it’s raining.

2. Use Heavy-Duty Extension Cords

Only use outdoor-rated cords designed for high-wattage loads. A 12-gauge cord is ideal for most appliances. Inspect cords before use for cracks, frays, or damaged plugs, and keep them away from water or snow.

3. Prevent Backfeeding

Backfeeding occurs when a generator is connected directly to home wiring without a transfer switch, sending electricity into the power grid. This can injure or kill utility workers and damage your system. Hire a licensed electrician to install a transfer switch so your home is isolated from the grid during generator use.

4. Manage Your Load

Know your generator’s wattage rating and avoid overloading it. Start with essentials like your refrigerator, sump pump, or medical equipment before adding other devices. Overloading can cause overheating, equipment damage, or generator failure.

5. Practice Safe Shutdown and Maintenance

Before shutting down, unplug all devices, then let the generator run for a minute with no load to cool down. Store it in a dry, secure place and follow the manufacturer’s maintenance schedule, including regular oil changes and fuel checks.

Final Thoughts

Generators can be lifesavers during emergencies, but only if used correctly. By following these placement, connection, and safety guidelines, you’ll protect your home, family, and the people working to restore power.

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