Underground Oil Tank Removal in Hawaii, Hawaii
Underground storage tanks (USTs) require specialized removal procedures. In Hawaii, Hawaii, our listed contractors are licensed and equipped to safely excavate and remove buried oil tanks while complying with all Hawaii environmental regulations.
About Underground Tank Removal in Hawaii
Underground tank removal is more complex than above-ground tank removal because it requires excavation, careful handling to prevent spills, and mandatory soil testing. In Hawaii, UST removal must follow Hawaii Department of Health - Solid and Hazardous Waste Branch guidelines. Most underground residential tanks are 275, 550, or 1000 gallons and were installed between 1940-1985.
Minimal heating oil use. Tanks primarily for backup generators and commercial use.
When You Need Underground Tank Removal
- Underground tanks corrode faster due to soil moisture and {soilType}
- Real estate transactions - most buyers require UST removal
- Mortgage lenders often won't finance homes with underground tanks
- Environmental liability concerns
- Unknown tank condition creates insurance issues
- Peace of mind knowing contamination risk is eliminated
The UST Removal Process in Hawaii
- 1Locate tank using ground-penetrating radar or probing
- 2Obtain permits from Hawaii Department of Health - Solid and Hazardous Waste Branch ($100-300)
- 3Mark underground utilities before excavation
- 4Excavate soil around the tank
- 5Drain remaining oil and sludge
- 6Cut tank for easier removal if needed
- 7Lift tank from excavation using equipment
- 8Collect soil samples from tank grave (required in Hawaii)
- 9Transport tank to certified disposal facility
- 10Backfill with certified clean fill
- 11Provide closure report and documentation
Hawaii Regulations
Regulatory Body: Hawaii Department of Health - Solid and Hazardous Waste Branch
Permit Required: Yes
Permit Cost: $100-300
Notable Requirements: Island environment makes contamination especially serious. Strict oversight required.
Underground Tank Removal FAQs for Hawaii
How do I know if I have an underground oil tank?
Signs include: fill and vent pipes sticking out of the ground, oil smell in basement without visible tank, older home (pre-1985) with no visible heating system, or property records showing oil heat history. A tank sweep ($350-550) can definitively locate buried tanks.
Can I remove an underground tank myself?
No. In Hawaii, underground tank removal must be performed by licensed contractors certified by Hawaii Department of Health - Solid and Hazardous Waste Branch. DIY removal is illegal and dangerous.
What size excavator is needed for UST removal?
Most residential UST removals in Hawaii use a mini excavator or small backhoe. The excavation typically needs to be 2-3 feet larger than the tank on all sides.
Will underground tank removal damage my yard?
There will be temporary disruption to your yard where the tank is buried. Professional contractors minimize damage and restore the area with clean fill and topsoil. Most yards recover within one growing season.
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