| Area | Value |
|---|---|
| 1. North Dandalup | 13.0 metres |
| 2. Coolup | 7.0 metres |
| 3. West Pinjarra | 1.4 metres |
| 4. Meadow Springs | 0.8 metres |
| 5. Lakelands (WA) | 0.5 metres |
| 6. Parklands (WA) | -0.0 metres |
| 7. Madora Bay | -0.0 metres |
| 8. Dudley Park (WA) | -0.1 metres |
| 9. Erskine (WA) | -0.1 metres |
| 10. Silver Sands | -0.2 metres |
| 11. Falcon | -0.3 metres |
| 12. Herron | -0.3 metres |
| 13. Wannanup | -0.3 metres |
| 14. Nambeelup | -0.3 metres |
| 15. Bouvard | -0.3 metres |
| 16. Pinjarra | -0.3 metres |
| 17. Barragup | -0.3 metres |
| 18. San Remo (WA) | -0.3 metres |
| 19. Stake Hill | -0.4 metres |
| 20. Greenfields | -0.4 metres |
| 21. Furnissdale | -0.5 metres |
| 22. Ravenswood (WA) | -0.5 metres |
| 23. Halls Head | -0.6 metres |
| 24. South Yunderup | -0.6 metres |
| 25. Coodanup | -0.7 metres |
| 26. Dawesville | -0.7 metres |
| 27. Mandurah | -0.8 metres |
| 28. North Yunderup | -0.8 metres |