How much does a blocked sewer main cost in St George?
Prices verified October 2026 · How we price
Blocked sewer main (jet + camera) in St George typically costs $300–$800 in business hours, and most quotes land around $520. Block Drains charges $549 fixed, call-out included, at any hour.
A blocked sewer main backs up more than one fixture and often overflows at the gully outside. It needs jetting and a camera, and it's urgent.
In St George: Established brick homes on clay pipes, plus a high share of duplexes and units with shared drainage lines. We cover Rockdale to Hurstville and Kogarah, with urgent arrival 45–90 min for urgent jobs.
St George prices by time of day
| When | Typical range | Block Drains |
|---|---|---|
| Weekday, business hours | $300–$800 | $549 |
| Weeknight (after 5pm) | $360–$1,200 | $549 |
| Weekend | $360–$1,200 | $549 |
| Public holiday | $450–$1,600 | $549 |
| Call-out fee | $0–$200 | $0 |
What a fair quote should include
- Call-out
- Jetting from the overflow gully or inspection opening
- Camera inspection of the cleared line
- Written report
What pushes the price up
- Tree roots in clay joints (the most common cause in Sydney)
- Depth and length of the run
- Blockage on Sydney Water's side of the boundary, which they clear free
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Questions
- How much does a blocked sewer main cost in St George?
- Typically $300–$800 in business hours, with most quotes around $520 (October 2026). Block Drains charges $549 fixed, including call-out, at any hour.
- How much more is it after hours?
- Most Sydney plumbers add 20–50% for nights and weekends and 50–100% on public holidays, plus a call-out of $0–$200. Our price doesn't change.
- How do I know if it's my pipe or Sydney Water's?
- If your gully is overflowing and neighbours are also affected, call Sydney Water first. A camera shows exactly where the blockage is.
- Why do sewer blockages come back?
- Roots grow back through cracked joints. If the camera shows damage, a repair or relining is the permanent fix.