61.  But that would threaten underground water aquifers as well as public health.

62.  Engineers were probably most surprised by the extent of liquefaction, which is the sudden mixing of underground water with soil to create a sort of quicksand.

63.  He added that efforts to acquire more ultrasource water-treatment equipment and the search for underground water resources will continue.

64.  He adds that the latest snow and rain falls will have a positive effect on surface and underground water.

65.  He said several measures including looking for underground water sources in every district currently facing water shortage was discussed but shutting down dams was never raised as an alternative.

66.  He said the main source of supply was from major rivers in the respective districts and underground water.

67.  He said underground water was a good alternative source of water.

68.  He said big cities ought to dig wells and store enough underground water for firefighting.

69.  He said the slide was probably caused by a surge of underground water that had been collecting in the area for some time.

70.  He said the traces of DDT and heptachlor in the underground water of the country is a threat to human safety as billions of people survive on tubewell water.