Question

which statements about wells are true? check all that apply.
wells bring groundwater from the unsaturated zone to the surface of the water.
wells need to be drilled below the water table.
if water is pumped from a well too quickly, the well may run dry.
water from wells is generally not safe to drink.
water gushes from artesian wells due to pressure.

Explanation:

• Artesian wells have water that gushes due to pressure.
• Wells are drilled below the water table.
• If water is pumped too quickly, the well may run dry.
• Water from wells can be safe to drink (not generally unsafe as a blanket statement).
• Wells bring groundwater from the saturated zone (not unsaturated) to the surface.

Answer:

• Water gushes from artesian wells due to pressure.
• Wells need to be drilled below the water table.
• If water is pumped from a well too quickly, the well may run dry.