Mandurah, Western Australia · October 2026 figures
Compare the top 4 drainage & septic specialists in Mandurah, WA
Of the top 4, 3 of them share the most reviews (35 each), and Waroona Septics and Swell Soakwells & Maintenance Plumbing share the highest average (5.0). Swell Soakwells & Maintenance Plumbing lists the most opening hours of the 4 (168 a week).
| Rank | Business | Rating | Reviews | Rating floor | Days open | Saturday | Sunday | Open late | Phone | Website |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Waroona SepticsGreenfields | 5.0 | 35 | Floor 4.72 | 7 | Yes | Yes | No | 0419 244 361 | waroonaseptics.com.au |
| 2 | Swell Soakwells & Maintenance PlumbingSecret Harbour | 5.0 | 20 | Floor 4.63 | 7 | Yes | Yes | Yes | 0479 034 296 | swellirrigation.com.au |
| 3 | DIY SoakwellsMandurah | 4.9 | 35 | Floor 4.62 | 6 | Yes | No | No | (08) 6406 2112 | diysoakwells.com.au |
| 4 | Saggers GroupMandurah | 4.8 | 35 | Floor 4.52 | 7 | Yes | Yes | Yes | (08) 6119 3717 | saggersgroup.com |
More in Mandurah
- Cafes80 ranked
- Beauty Salons72 ranked
- Hair Salons69 ranked
- Massage Therapists59 ranked
- Mechanics51 ranked
- Plumbers46 ranked
- Electricians45 ranked
- Real Estate Agents43 ranked
- Clothing & Fashion Stores38 ranked
- GP Clinics & Medical Centres35 ranked
- Gyms33 ranked
- Pharmacies33 ranked
- Childcare Centres32 ranked
- Gardeners & Landscapers30 ranked
- Aged Care Providers & Retirement Villages27 ranked
- Fast Food & Chicken Shops26 ranked
- Barbers25 ranked
- Dentists24 ranked
- Mortgage Brokers24 ranked
- Nail Salons24 ranked
- Skin & Cosmetic Clinics24 ranked
- Supermarkets & Grocers24 ranked
- Photographers23 ranked
- Shopping Centres23 ranked
Drainage & Septic Specialists elsewhere in Western Australia
Ratings and review counts are Google's, as listed in October 2026. Phone numbers, websites and opening hours are the ones each business lists. Nothing here is paid for or verified by Calso. How the ranking works.