This 3D model shows the average daytime noise levels from road traffic on A roads and the M40 around the town of High Wycombe. Click the arrow in this box to see what the key elements of the model show.

The colours indicate the noise levels at around 1.5 m above ground level, ranging in 5 dB steps from around 85 dB on the M40 (bright yellow) to… (Click the arrow to see where it is quiet)

… just above 0 dB (black) in King’s Wood. We can see how the terrain relief and buildings (shown as grey boxes) affect sound propagation as well as distance.

High Wycombe; 487500.0, 192500.0