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Catastrophic Ground Cover Collapse vs Sinkhole Coverage: What You Need to Know

Understanding the differences between catastrophic ground cover collapse and sinkhole coverage is crucial for property owners in Florida. Both of these geological events can cause significant damage to your property. While these terms may seem similar, there are distinct differences between both coverages. Understanding these differences can help you determine which insurance coverage best meets your needs. Discussing all of your options with an insurance agent is also helpful in making it easier to find the right coverage for your situation.

What is Catastrophic Ground Cover Collapse?

Catastrophic ground cover collapse (CGCC) is a sudden and abrupt loss of ground cover that can result in substantial damage to a building or property. CGCC typically occurs when the underlying soil is weakened or washed away due to a variety of factors, such as water erosion, groundwater fluctuations, or the dissolution of minerals. This often leads to the formation of a cavity in the ground, which can cause the overlying surface to collapse.

Common characteristics of CGCC Include:

  • Sudden and dramatic loss of ground cover
  • Visible structural damage to a building or property
  • Imminent threat to the safety and stability of the affected structure

It is important to note that CGCC events are usually rare, but when they do occur, they can cause severe damage and pose significant risks to safety.

Understanding Sinkhole Coverage

Sinkhole coverage is a specific type of insurance protection that covers damage caused by sinkholes. A sinkhole is either a depression or hole in the ground that happens due to the collapse of a surface layer, usually due to the dissolution of underlying rock or soil. Sinkholes can vary in size and severity, and in some cases, they may not cause any immediate structural damage to a building or property.

Unlike CGCC, sinkhole coverage typically includes a broader range of ground movement, including:

  • Slowly developing sinkholes that may not result in immediate structural damage
  • Subsidence or settling of soil, which can cause gradual damage to a building’s foundation
  • Sinkholes caused by human activities, such as mining or drilling

Key Differences Between Catastrophic Ground Cover Collapse and Sinkhole Coverage

There are several key differences between CGCC and sinkhole coverage.

Scope of Coverage

CGCC typically only covers damage resulting from a sudden and dramatic loss of ground cover, while sinkhole coverage provides protection for a wider range of ground movement events, including those that develop more gradually.

Claim Requirements

To file a claim for CGCC, the damage must be severe enough to pose an imminent threat to the safety and stability of the affected structure. On the other hand, sinkhole coverage claims may be filed for damage that is less severe or develops more slowly over time.


CGCC coverage is often included as part of a standard homeowners insurance policy in Florida, while sinkhole coverage may need to be purchased as a separate endorsement or rider.


The cost of sinkhole coverage can vary depending on factors such as location, property value, and the level of risk associated with the area. In general, sinkhole coverage tends to be more expensive than CGCC coverage due to its broader scope of protection.

Assessing Your Risk and Choosing the Right Coverage

Considering multiple factors is important before you decide if you need sinkhole coverage or CGCC coverage.

Here are a few things to consider.


If your property is located in an area prone to sinkholes or ground movement events, you may want to consider purchasing sinkhole coverage.

History of Property

Research the history of sinkholes and ground movement in your area. If there have been previous incidents nearby, it could indicate an increased risk.

Property Value

Consider the cost of repairing or replacing your property in the event of a sinkhole or ground cover collapse. If the potential costs are significant, investing in additional coverage may be a wise decision.

Building Construction

The age and construction quality of your property can also play a big role in determining your risk. Older structures or those built on unstable soil may be more vulnerable to damage from ground movement.

Tips for Protecting Your Property

In addition to purchasing the appropriate insurance coverage, there are a few different steps you can take to help protect your property from sinkholes and ground cover collapses.

Regular Inspections

Conduct periodic inspections of your property to identify signs of ground movement, such as cracks in walls, floors, or foundations, as well as any changes in the landscape around your property.

Proper Drainage

Ensure that your property has appropriate drainage systems in place to minimize the risk of soil erosion and ground movement.


Be mindful of the plants and trees you choose for your property, as certain species can contribute to soil erosion or destabilization.

Seek Professional Help

If you suspect that your property may be at risk for sinkholes or ground cover collapse, consult with a geotechnical engineer or other professionals to assess the situation and recommend appropriate preventative measures.

Need to Compare Insurance Options? Give Wellcovered Insurance a Call!

Wellcovered Insurance is one of the leading agencies that works with more than 30 insurance carriers across the nation. We can help you choose the best insurance coverage to meet your needs, whether you are in the market for a plan to cover your home, auto, motorcycle, flood, boat, commercial property, and much more.

You can also visit our local office at any time if you have questions or need to make changes to your insurance policy. We take pride in always delivering the best customer experience, as we can give you a home insurance quote in one or two business days, and it only takes 15 minutes to give you a quote for auto insurance.

Reach out to Wellcovered Insurance today to compare all of your options, and let us help you find the best insurance coverage!