Blocked Drains in Kallangur
A blocked drain announces itself as water that will not shift. The sink fills while you wash up, a gurgle comes from the shower, and a sewer smell settles somewhere you cannot place. Our licensed plumbers clear blocked drains in Kallangur every week: blocked toilets, sinks and shower drains, same-day where we can, with a fixed quote before any work starts.
If we're late, $100 comes off your bill
- Licensed and InsuredEvery job done by a licensed plumber. QBCC No: 15024607
- Fixed Quote FirstFlat-rate pricing, agreed before any work starts
- Lifetime Labour WarrantyBacked by our Fix-It-or-It's-Free guarantee (T&Cs apply)
- $0 Call-Out FeesNo extra charge for nights, weekends or public holidays

Blocked Toilet, Sink or Shower Drain
Slow draining water comes first, then a gurgle from another fixture, a sewer smell, and water backing up into fixtures. Watch for these:
Water draining slowly
, usually at the kitchen sink before anywhere else.
Gurgling in another fixture
when something drains, which means air is trapped in the line.
A sewer smell
inside or near a fixture.
Water backing up
into a shower floor, basin or laundry tub.
The overflow relief gully spilling outside
That fitting is the outdoor drain point that gives way first when the sewer line blocks, so wastewater escapes into the yard instead of the house.
A blocked toilet with a cistern that will not flush through, or water rising at the pan, belongs on our toilet repairs page, where we cover the fixture itself. A blocked sink usually traces to the trap under the bench, and the kitchen sink page carries that job in detail.
Most blockages come from the same short list:
- grease and food waste
- hair and soap scum
- wet wipes and foreign objects
- tree roots in older clay sewer lines.

Why Unblocking a Drain Is Licensed Work
A licensee is who unblocks a sanitary drain in Queensland. The state classes the job as minor work: no council permit applies, and no Form 4 goes in afterwards. Drainage work below ground level falls to a drainer's licence.
Rentals follow the same rule. The clearing stays with a licensed person, and nothing about the job needs registering.
Licensed work protects you two ways. It meets the codes that apply, and it keeps an insurance claim clean if the drainage fails later on.

Which Part of the Sewer Is Yours
Your side of the sewer stretches from the fixtures to the point where the private line meets the main, and that private drain is yours to keep clear. Unitywater's side starts at the sewer main beyond the connection. That private drain is where nearly every blockage we clear sits.
Owning your side brings duties:
- The Plumbing and Drainage Act asks every owner to do what is reasonable to keep drains at their premises in good nick.
- Rain belongs in its own system. A roof water pipe discharges to stormwater, never to the sewer.
One more case: a combined sanitary drain serving two or more premises. Where the owners cannot settle on fair arrangements for a blockage, council may carry out the repair and charge each owner their portion, recoverable as a debt.

Clearing the Outside Gully Grate
Two jobs on a blocked sanitary drain sit outside the licence rules. Anyone may wash the ground-level grate that covers the drain trap, and anyone may screw fresh caps onto the ground-level inspection openings.
A few things help while we are on the way:
- Clear the overflow relief gully of leaves, so it can spill safely if the line blocks.
- Keep water out of every fixture on the blocked run, so nothing pushes more into the line.
- Leave the clearing itself to us, because every other step on that line is licensed work.

Drain Trouble From Slope and Silt
State soil mapping puts this suburb on low hill country where the slopes run gentle to moderate, so runoff from yards and driveways travels down towards the creek flats. That runoff gathers silt and leaves as it moves. The mix packs into gully traps on the lots it passes, and a grate washed clean in autumn can sit half full by the end of the storm season.
Homes on Old Gympie Road and the other sloping streets feel it most, because their yard drains catch everything running down from higher ground. Public buildings add their own load. The satellite health centre on Stoker Way, next door to the railway station, takes walk-in patients for minor injuries and illness, and a drain serving hundreds of daily users wears accordingly.
How a Drain Clearing Visit Runs
- 1

Describe the problem
Phone (07) 3520 4094 or fill in the form with what you're seeing in Kallangur. The more we know, the better we can prepare.
- 2

We find the blocked stretch
We run water through the affected fixtures and watch the gully outside, following the line along its run until the water stops moving and shows us where the pipe is choked.
- 3

Agree on the price
A fixed quote comes before any work starts: flat-rate pricing, no hidden fees, and your go-ahead first.
- 4

Pay on completion
Card or EFTPOS on site when everything's working, or ask us about Fix now, pay later. Sewage spreading through the house cannot wait for a booking, and the emergency plumber page covers those calls.
Plumbing job in Kallangur?
$0 call-out fees, available 24/7, and same-day where we can.
Your Blocked Drain Questions
Call (07) 3520 4094How do I know if my Kallangur drain is blocked?
Slow water is the tell, and a Kallangur kitchen sink shows it before anywhere else. Watch for a gurgle in the shower when the sink drains, a sewer smell near a fixture, water rising in the basin, or the outside gully spilling onto the ground.
Do plumbers deal with blocked drains?
Yes, clearing a blocked sanitary drain is plumbing work. Queensland classes it as minor work, done by a licensee with no council permit and no Form 4 paperwork. Work below ground belongs to drainage licensing, and we take those calls every week.
Is my blockage in the sewer or the stormwater?
Sewer and stormwater are two different systems. Toilets, showers, basins and sinks drain to the sewer, while rain from the roof and yard goes to stormwater, and a roof water pipe belongs on stormwater, never on the sewer. Sewage surfacing above ground points to the sanitary side, and the main beyond your connection belongs to Unitywater.
Can I unblock a drain myself?
No, the clearing itself is licensed work. Your side covers two small jobs: washing the grate at ground level that covers the drain trap, and screwing fresh caps onto the ground-level inspection openings. Both count as unregulated work.
What should I do while I wait for the plumber?
Keep water out of the fixtures on the blocked run until we arrive. Clear any leaves from the overflow relief gully so wastewater has a safe exit outside. The clearing itself stays with the licensed plumber who attends.
Call Us About the Blocked DrainWe'll call you back.
Phone (07) 3520 4094 for a licensed plumber in Kallangur. We work under QBCC No: 15024607, with flat-rate pricing, no hidden fees and same-day where we can.
To claim your $0 call-out fee, call (07) 3520 4094 today.