Which of the following is a potential hazard associated with drilling operations?

The correct choice highlights blowouts as a significant hazard associated with drilling operations. Blowouts occur when the pressure in the well exceeds the pressure exerted by the column of drilling fluid, resulting in an uncontrolled release of fluids and gas from the wellbore. This situation poses serious risks, including explosions, environmental contamination, and hazards to the personnel on-site. Effective management of well pressure and the use of blowout preventers are essential in mitigating this risk.

The other options, while they can present challenges or concerns associated with drilling practices, do not directly represent the same level of immediate threat as blowouts do. Noise pollution relates primarily to environmental concerns but does not have the same direct risk implications for safety. Excessive water usage may lead to sustainability issues, particularly in regions where water is scarce, but it does not pose an immediate danger like a blowout. Increased traffic in the area can cause logistical and safety concerns, yet it lacks the same potential for catastrophic events that blowouts can trigger.