ECDIS-L2.2

Safety contour, safety depth and depth shading

ECDIS-M2 · Display and safety settings · ECDIS-M2-A Choosing what the screen shows and setting the depths that drive the anti-grounding logic.

Your **safety contour** decides where the ECDIS draws the line between safe and unsafe water. Set it from the yacht's draught and UKC policy, not from habit, and understand that the system will snap to the **next deeper** available contour.