The water level of the Yamuna in Delhi crossed the 'danger mark' of 205.33 metres, reaching 205.63 metres on Monday evening, HT reported. CM Rekha Gupta conducted an on-ground inspection of flood preparedness. Residents in the low-lying areas will be evacuated once the water reaches 206 metres. The water level surged after all 18 gates of Hathnikund Barrage were opened.