What is a common feature of systems aimed at protecting groundwater?

Effective filtration is a common feature of systems designed to protect groundwater due to its vital role in maintaining water quality. Groundwater is typically more susceptible to contamination from various sources, including agricultural runoff, industrial discharges, and improper waste disposal. Therefore, implementing systems that include effective filtration processes helps in removing particulates, pathogens, and chemical contaminants from water before it reaches the groundwater aquifer.

Filtration systems can vary from natural filtration, like those offered by wetlands, to engineered solutions that utilize various materials designed to trap pollutants. By ensuring that water passing through these filtration systems is cleaned, the risk of groundwater contamination is significantly reduced. This is particularly important as groundwater often serves as a primary drinking water source for many communities, making its protection critical for public health.