Which of these conditions may indicate a septic system problem?

Odors near the drain field are a significant indicator of a potential septic system problem because they often signal that the system is not functioning properly. A well-maintained and functioning septic system should not produce unpleasant odors. The presence of foul smells suggests that sewage or wastewater is leaking into the soil surrounding the drain field, which can occur if the system is overwhelmed, failing, or improperly designed or installed. This can lead to a variety of issues, including environmental contamination and health risks.

In contrast, regular drainage indicates that the septic system is operating as expected, while the presence of grass near the septic tank is usually a sign of healthy microbial activity, as grass often grows well in areas with organic matter. Dry areas in the yard may suggest effective drainage, indicating that the septic system is functioning properly without issues. Understanding these distinctions helps in recognizing signs of potential septic system failures and taking corrective measures promptly.