ST. GEORGE, Utah — A new state law set to take effect on July 1 is raising concerns among parents in the Washington County School District. House Bill 161, which changes the criteria for school bus transportation, now requires sixth-grade students to live at least two miles from school in order to qualify for bus service. Under the new law, students in grades K-5 will still be eligible for busing if they live 1.5 miles or more from school. However, for sixth graders, who attend intermediate or middle schools, the qualifying distance increases to two miles, a change that has…