How could the aquifer around the Los Angeles are in California be susceptible to an impact by a Tragedy of the Commons?

Due to over-pumping of water.

Explanation:

The aquifer around the Los Angeles are in California could be susceptible to an impact by a Tragedy of the Commons because the people used more water than the aquifer receives. The excess use of water from the aquifer through the well causes depletion of water which results in the shortage of water to fulfill the needs of existing population so it is wise to use water efficiently and used lower or equal water the aquifer receives in order to maintain level of aquifer.