What do water storage tanks cost?
From Least to More Expensive
Polyethylene or Polypropylene:
$0.27/L ($1/USG) mid-sized
$0.34/L ($1.30/USG) for small, large or specialty shapes
Buried Polyethylene or Polypropylene:
$0.40/L ($1.50/USG) for 1,500 USG size
$0.79/L ($3/USG) for smaller sizes
Corrugated Steel:
$0.75/L ($2.85/USG) for < 35,000 USG sizes
$0.31/L ($1.16/USG) over 35,000 USG sizes
Pre-cast Concrete:
$0.37/L ($1.40/USG) for 1,500 USG size
$0.66/L ($2.50/USG) for smaller sizes
Poured in-place Concrete:
This type of tank is not possible in some locations.
$0.66/L ($2.50/USG) for standalone tank
$0.27/L ($1/USG) (ie. part of garage build requiring bulk concrete cost)