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GUIDE · UNDERGROUND TANK REMOVAL

Removing an underground oil tank in Georgia: who regulates it, what it costs and how it's done

Most old heating-oil and small farm fuel tanks sit outside Georgia's underground storage tank program, but they still have to come out cleanly. Regulated tanks and abandoned septic tanks each follow their own rules.
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The short answer

Who regulates underground oil tank removal in Georgia?

Home heating-oil tanks and farm or residential fuel tanks of 1,100 gallons or less are generally exempt from Georgia's underground storage tank program; EPD points owners to the local fire department or county. Regulated tanks need a GUST-29 closure form filed 30 days ahead. Removal typically costs $1,000 to $3,000 nationally.

Reviewed by A Class Septic Services · Last updated

Who does the work

One crew, raw ground to a working system

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  • Septic systems and the clearing, grading, drainage and lines around them
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Key facts

Buried tank rules and costs at a glance

Each row links to the agency, code or publisher it comes from. Tap a source to check it yourself.

Which underground tanks are regulated in Georgia, what closure takes and what removal typically costs, with sources.
TopicWhat it saysSource
Federally excluded tanksHeating-oil tanks for use on the premises; farm and residential motor-fuel tanks of 1,100 gallons or less for noncommercial use; tanks on or above a basement floorUS EPA: Learn About Underground Storage Tanks (USTs)
Georgia EPD's viewHeating-oil tanks are among the most common exemptions; questions go to the local fire department, city or county government, or EPAGeorgia EPD: Underground Storage Tanks (Land Protection Branch)
What counts as a USTA tank plus its underground piping with at least 10% of the combined volume undergroundUS EPA: Learn About Underground Storage Tanks (USTs)
Regulated tank closureGUST-29 Closure Activity Form sent to EPD at least 30 days before removal; removal within 90 days of the proposed dateGA EPD: GUST Closure Activity Form (GUST-29)
EPD UST program line404-362-2687 if you are unsure whether a tank is regulatedGeorgia EPD: Underground Storage Tanks (Land Protection Branch)
Oil tank removal (national)Average $1,357; normal range $593 to $2,153HomeAdvisor: Oil Tank Removal Cost (updated Jun 19, 2026), 2026
Underground tank removal (national)Typically $1,000 to $3,000, plus about $500 for soil testingSame source as above
Abandoned septic tankPumped by a certified pumper and filled with sand, soil or rock, or removedGa. Comp. R. & Regs. r. 511-3-1-.17, Operation and Maintenance (LII)

Plain definitions

Tank terms, defined

Underground storage tank (UST)
A UST is a tank and its connected underground piping with at least 10 percent of their combined volume below ground.↗
Heating-oil tank
A heating-oil tank stores fuel burned on the same property by a furnace or boiler, which is why federal and Georgia UST rules generally exempt it.↗
Tank closure
Closure is the formal end of a regulated tank's life, by removal or approved closure in place, documented to EPD on the GUST-29 form.↗
Release
A release is petroleum escaping from a tank or its piping into soil or water; Georgia EPD runs a reporting page for petroleum releases.↗

Your options

Which kind of buried tank do you have?

The answer decides who you call and how much paperwork follows.

OPTION 01

Home heating-oil tank

When it fits: A fill pipe and vent near an older house, copper lines into a crawlspace or basement, an oil furnace now replaced with a heat pump.

  • Generally outside the state UST program
  • Often a few hundred gallons
  • Local fire marshal or county may still have rules
  • Old steel can leak into soil and groundwater

EPD sends heating-tank questions to the local fire department, city or county, or EPA.

OPTION 02

Farm or residential motor-fuel tank

When it fits: A gas or diesel tank by a barn, shop or equipment shed on a farmstead.

  • Exempt federally at 1,100 gallons or less if noncommercial
  • Connected tanks may count together
  • Commercial use changes everything

Call EPD's UST program if you are not sure which side of the line it falls on.

OPTION 03

Regulated UST

When it fits: Fuel tanks at a former store, marina fuel dock, shop or business, or any tank above the exemption limits.

  • Clear state process
  • GUST-29 filed at least 30 days ahead
  • Closure sampling and reporting

OPTION 04

Old septic tank

When it fits: The house moved to sewer, or a new system replaced the old tank.

  • Simple rule
  • Must be pumped by a certified pumper and filled, or removed

Covered by Georgia's on-site sewage rules, not the UST program.

How the job runs

How a buried tank comes out

  1. 1

    Find it and size it

    Fill and vent pipes, old fuel bills and the house's age are the clues. A private locator can trace the tank and its lines; Georgia 811 will not mark a tank you own.

    Georgia 811 Excavator Manual (2024 Excavator Guide, rev. 2/2025)

  2. 2

    Decide whether it is regulated

    Heating-oil and small noncommercial farm tanks are generally exempt; commercial and larger motor-fuel tanks are not. When in doubt, call EPD's UST program at 404-362-2687 before anything is dug.

    Georgia EPD: Underground Storage Tanks (Land Protection Branch)

  3. 3

    File what the tank requires

    For a regulated tank, the GUST-29 closure form goes to EPD at least 30 days before removal. For an exempt heating tank, ask the local fire marshal and county building office what they want.

    GA EPD: GUST Closure Activity Form (GUST-29)

  4. 4

    Call 811 and empty the tank

    File a locate request at least three business days ahead. Leftover oil and sludge are removed before the tank is cut loose so nothing spills when it moves.

    Georgia 811 Excavator Manual (2024 Excavator Guide, rev. 2/2025)

  5. 5

    Excavate safely

    Tank pits often run deeper than 5 feet, and OSHA requires sloping, shoring or shielding at that depth unless the cut is entirely in stable rock. Spoil stays at least 2 feet back from the edge.

    OSHA 29 CFR 1926.652, Requirements for protective systems

  6. 6

    Lift, inspect and sample

    Once the tank is out, the pit is checked for stained or oily soil. HomeAdvisor puts soil testing at about $500 for an underground tank; if there are signs of a leak, report it through EPD's release page.

    HomeAdvisor: Oil Tank Removal Cost (updated Jun 19, 2026)

  7. 7

    Backfill and stabilize

    Clean fill goes back in lifts and is compacted, then the surface is seeded or graveled. Keep every receipt, sample result and photo with the deed for the next buyer.

    OSHA 29 CFR 1926.651, Specific excavation requirements

What it costs

Typical tank removal costs

National typical ranges published by HomeAdvisor in June 2026. Contamination, depth and access move the number more than tank size.

What moves the price

Typical third-party market ranges, not our prices. A Class Septic Services gives free estimates.

Free estimate: (678) 863-5620
  1. 01ContaminationClean soil means a simple backfill; oily soil means sampling, hauling and possibly a release report.
  2. 02LocationA tank under a porch, driveway or next to a foundation takes more care than one in an open yard.
  3. 03Depth and soilDeep pits in loose fill need shoring or wide sloping; Piedmont clay holds a wall better but can hide rock.
  4. 04Regulated or notA regulated UST adds EPD paperwork and closure reporting.

The whole story

Old tanks on lake-country homesites

Lake country is full of second lives. A 1950s farmhouse outside Madison becomes a weekend place, a Sinclair fishing cabin from the lake's early years becomes a full-time home, a crossroads store on a county highway becomes a shop. Each of those can come with a buried tank nobody has thought about since the furnace was swapped out.

The lake raises the stakes. Petroleum that reaches a ditch or a feeder creek is headed for state waters, and Georgia's definition of state waters includes lakes, reservoirs, streams and drainage systems. On Lake Oconee, Georgia Power also restricts digging and contour changes inside its project boundary and the 25-foot buffer, so a tank close to the shoreline needs that line located before a machine goes near it.

The other tank people find is an old septic tank left behind when a house tied into Piedmont Water, EPWSA or city sewer. Georgia's rule is short: once a tank is out of use, the owner has it pumped by a certified pumper and filled with sand, soil or rock so nobody falls in, or has it removed.

Three parallel drain field trenches of washed gravel and white pipe cut into red clay in a pine woods lot, a compact track loader behind.
Illustrative photo.

FAQ

Underground tank removal questions

Straight answers, with the rule or record behind them. Still unsure? Call and ask the crew that digs.

(678) 863-5620

Do I have to remove an underground heating-oil tank in Georgia?

Georgia EPD lists heating-oil tanks used for furnaces and boilers among the most common exemptions from its underground storage tank rules, and federal rules exclude them too. That means no state UST closure form, but local fire or county rules may still apply, and a leaking tank is still a problem. EPD directs heating-tank questions to the local fire department, city or county, or EPA.

Source: Georgia EPD: Underground Storage Tanks (Land Protection Branch)

How much does it cost to remove a buried oil tank?

HomeAdvisor's June 2026 national figures put oil tank removal at an average of $1,357, with a normal range of $593 to $2,153, and underground tank removal generally at $1,000 to $3,000. Soil testing for an underground tank averages about $500. Contaminated soil, deep pits and tanks under structures push costs higher.

Source: HomeAdvisor: Oil Tank Removal Cost (updated Jun 19, 2026)

What is the GUST-29 form?

GUST-29 is Georgia EPD's Closure Activity Form for regulated underground storage tanks. EPD asks for it at least 30 days before a tank is removed, and the removal must happen within 90 days of the proposed closure date. Exempt heating-oil tanks generally do not go through this process.

Source: GA EPD: GUST Closure Activity Form (GUST-29)

Is a farm diesel tank regulated?

Federal rules exclude farm and residential motor-fuel tanks of 1,100 gallons or less used for noncommercial purposes, though state or local authorities may still regulate them. Larger tanks or tanks used for a business are a different story. EPD's UST program at 404-362-2687 can tell you which side of the line a specific tank is on.

Source: US EPA: Learn About Underground Storage Tanks (USTs)

Can I leave an old oil tank in the ground?

For an exempt heating-oil tank there is no state closure requirement, but buyers, lenders and insurers often ask about buried tanks, and the local fire marshal may have rules on abandoning one in place. An empty, cleaned and removed tank ends the question. Ask the local fire department before deciding.

Source: Georgia EPD: Underground Storage Tanks (Land Protection Branch)

What do I do if the tank leaked?

Stained, oily or fuel-smelling soil in the pit is a sign of a release. Georgia EPD runs a reporting page for petroleum product releases, and EPD's UST program can tell you what applies to your tank. Do not backfill over contaminated soil and hope; it tends to come up again at sale time.

Source: Georgia EPD: Report a petroleum product release (USTMP)

How do I abandon an old septic tank in Georgia?

Georgia's on-site sewage rule says that when a septic tank's use is discontinued, the property owner must either have it pumped out by a certified pumper and fill it with sand, soil or rock to prevent entrapment, or have the empty tank removed to make room for a new system component.

Source: Ga. Comp. R. & Regs. r. 511-3-1-.17, Operation and Maintenance (LII)

A small creek with eroded red clay banks and rock ledges in pine and hardwood woods, a weathered wooden shed on the bank.

Ready when you are

Rather have a pro look at it? Call the crew that digs.

Most old heating-oil and small farm fuel tanks sit outside Georgia's underground storage tank program, but they still have to come out cleanly. Regulated tanks and abandoned septic tanks each follow their own rules.

(678) 863-5620

Property type
What do you need?
Rather talk? (678) 863-5620
Where's the property?
Is it a lake lot? (optional)
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