| Area | Value |
|---|---|
| 1. North Dandalup | 42.0 metres |
| 2. Coolup | 20.0 metres |
| 3. Herron | 20.0 metres |
| 4. Nambeelup | 14.0 metres |
| 5. Dawesville | 13.0 metres |
| 6. Bouvard | 13.0 metres |
| 7. Parklands (WA) | 9.1 metres |
| 8. Lakelands (WA) | 9.1 metres |
| 9. Madora Bay | 8.7 metres |
| 10. Pinjarra | 8.0 metres |
| 11. Meadow Springs | 7.8 metres |
| 12. Halls Head | 7.7 metres |
| 13. Ravenswood (WA) | 7.7 metres |
| 14. West Pinjarra | 6.7 metres |
| 15. San Remo (WA) | 6.2 metres |
| 16. Mandurah | 6.0 metres |
| 17. Wannanup | 5.9 metres |
| 18. Falcon | 5.6 metres |
| 19. Silver Sands | 5.6 metres |
| 20. Greenfields | 5.5 metres |
| 21. Stake Hill | 3.9 metres |
| 22. Coodanup | 3.5 metres |
| 23. Erskine (WA) | 2.6 metres |
| 24. Dudley Park (WA) | 2.6 metres |
| 25. Barragup | 1.9 metres |
| 26. South Yunderup | 1.8 metres |
| 27. Furnissdale | 1.8 metres |
| 28. North Yunderup | 1.3 metres |