Close this window. The 1984 National Minimum Drinking Age Act, [23 U.S.C. Â§ 158], requires that States prohibit persons under 21 years of age from purchasing or publicly possessing alcoholic beverages as a condition of receiving State highway funds.
Desert soil is thin and dry and cannot absorb a sudden rainstorm and there are few plants to absorb water. The rain rushes down hillsides and mountains and overflows arroyos, flowing into roads and homes in its path. They can occur suddenly and areas far from the actual storm can be flooded.esert soil is thin and dry and cannot absorb a sudden rainstorm and there are few plants to absorb water. The rain rushes down hillsides and mountains and overflows arroyos, flowing into roads and homes in its path. They can occur suddenly and areas far from the actual storm can be flooded.
Water Sources: Desert Flash Floods Flash floods are not just a desert phenomena. They can occur whenver rainfall exceeds the ground surface capacity to absorb the water.Most notably though, in the typically dry and undeveloped desert, is where flash floods can be most misleading, and deadly; even if, especially if, no storm appears to be overhead during the rainy season.ost notably though, in the typically dry and undeveloped desert, is where flash floods can be most misleading, and deadly; even if, especially if, no storm appears to be overhead during the rainy season.