Raising Utilities Before a Flood: Why It Prevents Major Damage

When floodwater reaches your electrical panel, outlets, or wiring, it can cause short circuits and even fires. Even a few inches of water can damage appliances like washers, dryers, and water heaters. Raising these components above the expected flood level keeps them dry and functional.

Heating and cooling systems, such as furnaces and air handlers, are also vulnerable. If they sit on the floor, floodwater can ruin the motors and controls. By placing them on raised platforms or upper floors, you avoid the expense of replacing major equipment. This step can save you thousands of dollars in repairs.

The right height depends on your flood risk. Check local flood maps or ask your city's building department for the base flood elevation. In coastal areas, that might be a few feet above ground level. Your utilities should sit at or above that line.

If you live in a humid subtropical climate with hot rainy summers and an Atlantic hurricane season, flooding can happen even outside a major storm. Heavy rain can overwhelm drainage systems. Raising utilities a few extra inches can make a difference in a minor flood, so err on the side of higher.

The right time to raise utilities is before a flood warning, not during one. If a storm is approaching, you may not have enough time to hire a professional. Plan ahead, especially if you live in a flood-prone area. Create a checklist of what needs to be raised and get it done during dry weather.

After a flood, even if your utilities were raised, you still need to inspect them. Water can cause hidden damage. If you smell gas or see frayed wires, leave the home and call the utility company or a qualified electrician. Never touch wet electrical equipment. See a doctor if you feel unwell from any exposure.