New Mexico has fewer than 20, on a good day. They are field inspectors — the people who check each state’s oil and gas wells in person for leaks and compliance issues. And New Mexico, the No. 2 oil producing state in the U.S. and No. 7 in natural gas, has fewer than other states, particularly when considering the size of the job before them. Oklahoma parallels New Mexico in natural gas production. All trail New Mexico in oil production.