| 40 dB(A) | 45 dB (A) | 50 dB (A) | |||
| Range (dB (A)) | Surface (ha) | Range (dB (A)) | Surface (ha) | Range (dB (A)) | Surface (ha) |
| Background (40) | 3231.76 | Background (45) | 3211.92 | Background (50) | 3167.68 |
| 40 - 60 | 123.88 | 45 - 60 | 118.88 | 50 - 60 | 113.92 |
| 60 - 65 | 13.16 | 60 - 65 | 21.96 | 60 - 65 | 29.36 |
| 65 - 70 | 4.64 | 65 - 70 | 13.92 | 65 - 70 | 26.72 |
| 70 - 75 | 0 | 70 - 75 | 5.48 | 70 - 75 | 18.8 |
| >75 | 0 | >75 | 0.92 | >75 | 17.44 |