Where are the other two fossil fuels found in Mexico?

Mexico has significant reserves of two other fossil fuels: Natural gas and coal. Natural gas is primarily found in the Burgos Basin in the northeastern states of Coahuila, Nuevo Leon, and Tamaulipas. Coal reserves are located mainly in the Coahuila-Sabinas Basin in the states of Coahuila and Nuevo Leon, and in the Oaxaca-Tlaxiaco Basin in the state of Oaxaca.