Water and electricity make for the oldest safety warning in every home, and outlets are where the two are most likely to meet. Cleaning near a receptacle, a flooding basement, a bathroom counter splash, or a leaking window above a plug all raise the same question: is it actually safe to use water around electrical outlets? The short answer is no. This guide explains why, what to do if it happens anyway, and what the Ontario Electrical Safety Code requires in every wet area.
No. Even outlets with faceplates on are not sealed against water, and any moisture that reaches an energized conductor creates a shock and fire risk. In wet or damp areas, the Ontario Electrical Safety Code requires GFCI protection precisely because water and 120 volts do not mix. Keep water and outlets apart when you can, and when you cannot, make sure the outlet is GFCI-protected and rated for the location.
Household outlets sit at 120 volts, more than enough to injure or kill a person under the right circumstances. Water lowers skin resistance and provides a path for current between the hot conductor and anything grounded, including you. The likely outcomes are:
Water and outlets are also why GFCI-tripping-in-rain is such a common call — see why is my GFCI outlet tripping when it rains.
If the water contact came with a shock, treat it as a medical emergency. See our guide on what to do if you get electrocuted by an outlet.
The Ontario Electrical Safety Code requires GFCI-protected outlets in every area of a home where water is likely to be present. The list, at time of writing, includes:
If your home was built before those rules, retrofitting GFCI outlets is a quick and inexpensive upgrade. Any single-gang box can be converted in under fifteen minutes by a licensed electrician.
Everyday cleaning is fine as long as you follow a few simple rules:
Any basement flood that reaches the height of an outlet is a whole-panel event, not a single-receptacle one. Kill power at the main and call a licensed electrician before you enter the wet area. Reach into the panel from a dry position only. If you cannot safely get to the main disconnect, call the utility.
For outdoor receptacles, use only weather-resistant outlets in in-use bubble covers. If your outdoor box is not weatherproof, see can water get inside an outdoor breaker box. Rain, sprinklers, and pressure washing are all common causes of outdoor GFCI trips.
The Electrical Safety Authority’s Ontario Electrical Safety Report consistently identifies water-related electrical incidents as a leading cause of shock injuries in the province. Almost all of those incidents involved outlets or appliances in wet areas without GFCI protection.
Test every GFCI in your home monthly using the built-in TEST button. If it does not trip, replace it that week. In our field data across the GTA, the average GFCI receptacle we replace is nine years old and no longer trips at the required current. A dead GFCI is worse than no GFCI because it feels like protection and is not. Testing takes ten seconds per outlet and it is the single most valuable habit a homeowner in a house with water anywhere near an outlet can develop.
Need GFCI protection retrofitted, an outlet inspected after a leak, or a full wet-area upgrade in your Toronto or GTA home? Call ezsmart at 416-838-9006 or visit our contact page. An ESA-licensed electrician will book same-day.
Electrician Since 2008 Journeyman Electrician Designated Master Electrician at EZSMART Corp