Sinkhole Repair & Remediation in St. Louis, MO

natural sinkhole in a karst area

If you’ve noticed a depression, dip, or soft spot in your yard or driveway, don’t ignore it — it could be the start of a sinkhole or soil void. Jet Foundation Repair provides professional sinkhole inspection and remediation services across the St. Louis metro. We identify the cause, fill and stabilize the area, and restore your property’s safety and stability — without the scare tactics.

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Schedule a free sinkhole inspection

What Causes Sinkholes in St. Louis?

Sinkholes form when the ground beneath your home or yard begins to erode or wash away, creating a hidden cavity that eventually collapses. In the St. Louis region, sinkholes are most often caused by:

  • Limestone and clay soils that dissolve or shift with moisture changes.

  • Water leaks from old or broken sewer and storm lines.

  • Poor drainage or heavy rainfall that washes away supporting soil.

  • Improper compaction during home or subdivision construction.

Over time, these conditions create air pockets or soft areas that compromise the ground’s ability to support weight — putting your property at risk.

Signs you might have a sinkhole or soil void

Depressions or soft spots in your yard or driveway.

  • Cracks in your foundation, patio, or concrete slab.

  • Fencing, decks, or steps that suddenly tilt or sink.

  • Water draining unusually fast after rain.

  • Hollow or “spongy” ground when walked on.

If you notice these symptoms, it’s time for a professional inspection. Early detection can prevent structural damage and costly repairs.

Why St. Louis homeowners choose Jet Foundation Repair for sinkholes remediation

Employee-owned and proud to serve the St. Louis community.

  • Transparent inspections and no scare tactics, just honest answers.

  • Fully licensed and insured, with every project backed by a warranty.

  • Deep understanding of St. Louis soils and geology because local experience matters.

When it comes to stabilizing your property, you deserve the same level of integrity and craftsmanship that we bring to every foundation project.