Which procedure is applicable for divers’ depth gauge readings at altitude?

The procedure for divers' depth gauge readings at altitude requires correcting to actual depths. This is crucial because depth gauges are typically calibrated based on sea level conditions. As divers operate at altitude, the atmospheric pressure changes, affecting their depth measurements. By applying a correction factor, divers can adjust their depth readings to reflect the actual underwater depth they are experiencing. This ensures safer diving and proper planning for decompression procedures, as altitude can significantly impact nitrogen absorption in the body.

In contrast, referencing sea level depth tables would not provide accurate information since those tables account for standard atmospheric pressure, which varies at altitude. Consulting a Diving Medical Officer might be advisable for health-related inquiries or specific dive plans but does not pertain to the technical adjustment of depth gauge readings. Using a standard dive computer is beneficial, but these devices may also require configurations or adjustments to account for altitude effects, emphasizing the importance of correcting to actual depths for precision in dive planning and safety.