What to Do if Your Car Floods

Stop driving it and document the damage right away

A flooded car is unsafe to drive, even if the engine starts. Water inside the engine, transmission, or brake lines can cause sudden failure on the road. If your car is still in floodwater, do not try to drive it out — call a tow truck. If you are already driving when water rises around you, turn around and find higher ground. Do not attempt to cross standing water, no matter how shallow it looks.

Once you are safe and the car is out of the water, take photos and video of the damage before you touch anything. Photograph the water line on the interior, the engine compartment, the undercarriage, and the odometer reading. Take pictures of the surrounding area showing the flood level. These images are what your insurance company will ask for, and they are your record of what happened and when.

Write down the date, time, and location of the flooding. Note whether the water came from a storm, a failed drainage system, a burst pipe, or another source. This detail matters for insurance claims and for determining whether you have other recovery options.

Key Takeaways

• Do not drive a flooded car — water in the engine or brakes can cause sudden failure, and you should have it towed instead.
• Photograph the water line, engine, undercarriage, and odometer before moving or starting the car, because insurers will need this proof.
• Contact your insurance company within 24 to 48 hours and report the flooding as a claim, even if you are unsure whether you have coverage.
• A flooded car is often a total loss if water reached the dashboard or higher, because the cost to dry and repair the interior usually exceeds the car's value.
• If flooding was caused by a city drainage failure or a burst municipal water line, you may have a separate claim against the city or county.

Contact your insurance company and file a claim

Call your insurance company as soon as you can, ideally within 24 to 48 hours. Have your policy number ready and describe what happened: when the flooding occurred, where the car was, and how high the water rose. Tell them whether the car is still in the water or has been towed, and where it is now.

Your insurance company will tell you whether your policy covers flood damage. Most standard auto policies do not — you need a separate comprehensive coverage rider to be covered for flooding, theft, weather, and other non-collision events. If you have comprehensive coverage, the insurer will likely send an adjuster to inspect the car, or they may direct you to a specific repair shop.

If you do not have comprehensive coverage, you still have options. Some insurers offer it as an add-on even after a loss, though this is rare. You can also explore whether the flooding was caused by a city or county failure — a backed-up storm drain, a failed levee, or a burst water main — which may open a separate claim against the municipality.

Understand what "total loss" means for a flooded vehicle

Insurance companies declare a car a total loss when the cost to repair it exceeds a certain percentage of its pre-flood value — usually 70 to 80 percent, depending on your state and insurer. For flooded cars, this threshold is often reached quickly because water damage is extensive and hidden.

If water reached the dashboard or higher, the car is almost certainly a total loss. Water inside the cabin means the electrical system, upholstery, insulation, and frame are all compromised. Mold begins growing within 24 to 48 hours and is difficult and expensive to remove completely. The cost to replace the interior, dry the frame, and repair electrical systems often exceeds what the car is worth.

If your insurer declares the car a total loss, they will offer you a settlement based on the car's pre-flood market value. You can negotiate this amount if you believe it is too low — provide the insurer with recent maintenance records, photos of the car before the flood, and comparable vehicle listings. If you still disagree, you have the right to request an independent appraisal.

Know your options if the car is declared a total loss

When an insurance company pays out a total loss claim, they typically take ownership of the vehicle. This is called salvage rights. The insurer will arrange to have the car towed to a salvage yard or auction, and you will receive the settlement amount minus your deductible.

In some cases, you can negotiate to keep the car and receive a reduced settlement — the insurer will deduct the salvage value from what they would have paid you. If you choose this route, understand that the car will be branded with a salvage title in South Carolina, meaning it cannot be legally driven on public roads until it is repaired, inspected, and retitled. A salvage title also makes the car much harder to sell later, even if repairs are successful.

Most people do not keep flooded cars. The hidden damage is too extensive, the repair costs are too high, and the resale value is too low. If you do keep it, budget for professional water extraction, complete interior replacement, electrical system overhaul, and a thorough inspection by a mechanic before you attempt to drive it.

Explore a claim against the city or county if applicable

If your car flooded because of a city or county failure — a backed-up storm drain that should have been maintained, a failed levee, a burst water main, or a road that was not properly graded — you may have a separate claim against the municipality. This is distinct from your insurance claim and does not depend on whether you have comprehensive coverage.

To pursue this claim, you will need to prove that the city or county was negligent: that they knew or should have known about the drainage problem, that they failed to maintain or repair it, and that this failure directly caused your loss. You will also need documentation showing that the flooding was caused by the municipal failure, not by the storm itself.

Contact the city or county risk management office or attorney's office and report the damage. Provide your photos, the date and location of the flooding, and any evidence that the drainage system or infrastructure was inadequate. Many municipalities have claims procedures and deadlines, so do this promptly. If the claim is denied or the settlement is too low, you can consult a personal injury or property damage attorney about filing a lawsuit.

Prevent future flooding with storage and maintenance choices

If you live in an area prone to flooding, consider where you park. Do not park in low-lying areas, near storm drains, or in places where water collects during heavy rain. If you have a garage, use it during storms. If you park on the street, move to higher ground when flooding is forecast.

Keep your comprehensive coverage active year-round, even if you do not think flooding is likely. Flooding can happen from sources other than storms — a burst water main, a failed sump pump, or a backed-up sewer line can flood a parked car just as easily as a hurricane. The cost of comprehensive coverage is usually modest compared to the cost of replacing a flooded vehicle.

If you are buying a car in a flood-prone area, check the vehicle history report for signs of previous water damage. A car that has been flooded once is more likely to have hidden damage that will cause problems later. Ask a mechanic to inspect any used car thoroughly, paying special attention to the interior, electrical connections, and undercarriage.

Understand South Carolina's rules for salvage and rebuilt titles

In South Carolina, a car that has been declared a total loss by an insurance company receives a salvage title from the Department of Motor Vehicles. This title is permanent and cannot be removed, even if the car is repaired and returned to perfect condition.

If you own a salvage-titled car and want to drive it legally, you must have it inspected and approved by the DMV, then apply for a rebuilt title. The rebuilt title allows you to register and drive the car, but it will always show that the vehicle was once a total loss. This makes the car much harder to sell and significantly reduces its value.

The inspection for a rebuilt title is thorough and includes checks of the frame, engine, transmission, electrical system, brakes, and safety equipment. The car must pass this inspection before the DMV will issue the rebuilt title. If you are considering keeping a flooded car, factor in the cost of this inspection and any repairs needed to pass it.

Frequently Asked Questions

Can I drive my car if it starts after the flood?

No. Water in the engine, transmission, or brake lines can cause sudden failure even if the car starts. Have it towed to a mechanic or repair shop for inspection before driving it anywhere. Starting a flooded engine can cause internal damage that is expensive to repair.

What if I do not have comprehensive coverage?

You will not receive an insurance payout for the flood damage. However, you can still pursue a claim against the city or county if the flooding was caused by a municipal infrastructure failure. You can also sell the car to a salvage yard or private buyer, though its value will be very low.

How long does it take to get an insurance settlement?

This varies by insurer and the complexity of the claim. Simple total loss claims may be settled in two to four weeks. Claims that require an adjuster inspection or negotiation over the settlement amount can take six to eight weeks or longer. Ask your insurer for a timeline when you file the claim.

Will my insurance rates go up after a flood claim?

Flood claims are usually treated differently than at-fault accidents. Many insurers do not raise rates for comprehensive claims, including flood damage, because the policyholder was not at fault. However, this varies by insurer and your specific policy. Ask your agent whether a flood claim will affect your rates.

What should I do with the flooded car while waiting for the insurance adjuster?

Keep it in a safe, dry location if possible — a garage, covered parking, or a storage facility. Do not attempt to dry it out yourself or start the engine. Do not remove parts or attempt repairs before the adjuster inspects it, as this can reduce your settlement. Leave the windows and doors closed to prevent further water intrusion or mold growth.