Map of areas affected by salinity intrusion in the southern coastal region. Source: National Center for Hydro-Meteorological Forecasting.

On the afternoon of April 30, the National Center for Hydro-Meteorological Forecasting reported that the tide level in the coastal area of ​​the Southeast region is at a high level. Recorded at the Vung Tau hydrographic station at 3:30 a.m. the same day, the water level reached 4.12m (one of the highest levels of the month).

In the last 10 days of April, the trend of saltwater intrusion tended to decrease slightly, but the saltwater boundary still penetrated 25 - 50km deep.

The Department of Irrigation (Ministry of Agriculture and Environment) warned that salinity levels in the Mekong Delta region could reach level 2 in the coming days, seriously affecting freshwater sources for farming and daily life.