United States Geological Survey Yearbook |
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Page 4
An inland , freshwater flood is any abnormally high streamflow that overtops the
banks of a stream . Such flooding is a natural characteristic of rivers . Flood plains
are normally dry - land areas that act as natural reservoirs and temporary ...
An inland , freshwater flood is any abnormally high streamflow that overtops the
banks of a stream . Such flooding is a natural characteristic of rivers . Flood plains
are normally dry - land areas that act as natural reservoirs and temporary ...
Page 14
These requirements limit the flying season to specific time periods for all areas of
the conterminous United States so that no single area ... Photographic operations
in all areas are subject to seasonal changes and local variations in terrain .
These requirements limit the flying season to specific time periods for all areas of
the conterminous United States so that no single area ... Photographic operations
in all areas are subject to seasonal changes and local variations in terrain .
Page 45
Geologists from the Geological Survey assisted the Utah Survey in hazard
appraisals in areas of population concentration . The lack of fatalities caused by
landsliding was due in large part to the well - organized response of the Utah
Survey in ...
Geologists from the Geological Survey assisted the Utah Survey in hazard
appraisals in areas of population concentration . The lack of fatalities caused by
landsliding was due in large part to the well - organized response of the Utah
Survey in ...
Page 81
A total of about 3 billion gallons of water per day is withdrawn from the aquifer ,
and , in many areas , the Floridan is the ... ground water has caused extensive
local declines of ground - water levels , more than one - half the aquifer area has
not ...
A total of about 3 billion gallons of water per day is withdrawn from the aquifer ,
and , in many areas , the Floridan is the ... ground water has caused extensive
local declines of ground - water levels , more than one - half the aquifer area has
not ...
Page 83
Regional long - term declines in water levels greater than 20 feet are shown on
the illustration ( stippled areas ) . ... Florida has spread inland to become the
largest area of significant water - level change in the Floridan aquifer system .
Regional long - term declines in water levels greater than 20 feet are shown on
the illustration ( stippled areas ) . ... Florida has spread inland to become the
largest area of significant water - level change in the Floridan aquifer system .
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