Salary Range for Petroleum Geologists: The salary range for petroleum geologists can vary depending on factors such as experience, location, and the company they work for. Generally, petroleum geologists are well-compensated for their specialized skills and expertise in the oil and gas industry. Entry-level Salary: The starting salary for petroleum geologists typically ranges from $60,000 to $80,000 per year. Mid-level Salary: With a few years of experience, petroleum geologists can expect to earn between $80,000 and $120,000 annually. Senior-level Salary: Senior petroleum geologists, who have extensive experience and expertise, can earn salaries ranging from $120,000 to $200,000 or more per year. It's important to note that these salary ranges are approximate and can vary based on factors such as the size and location of the company, the employee's qualifications, and the current state of the oil and gas industry.