The most likely cause for a well to hold less water each year is:
The aquifer has slowly become dry over time.
This suggests that the sources of recharge to the aquifer are insufficient to keep up with water extraction and natural losses.
Responses
The groundwater reaches freezing temperature.
The groundwater reaches freezing temperature.
The rocks in the well become harder.
The rocks in the well become harder.
The aquifer has slowly become dry over time.
The aquifer has slowly become dry over time.
An earthquake shifted the aquifer to a new spot.
1 answer
The most likely cause for a well to hold less water each year is:
The aquifer has slowly become dry over time.
This suggests that the sources of recharge to the aquifer are insufficient to keep up with water extraction and natural losses.