set terminal png
set output 'water.png'
set xdata time
set timefmt "%b %d %H:%M:%S %Y"
# set title "Household Water Consumption" 
set ylabel "Gallons Per Minute" 
set yrange [0:*]
set xrange [*:*]
set xlabel " "
set grid
set size 1.2 ,0.5
# set key top left

plot 'water.1500' using 1:5 t "Water" with lines