Give some stream of consciousness and then the answer. Mammoth Mountain is a lava dome complex west of the town of Mammoth Lakes, California, in the Inyo National Forest of Madera and Mono Counties. It is home to a large ski area on the Mono County side.

Based on this passage, where is mammoth mountain located on a map?
The relevant information to answer the above question is: Mammoth Mountain is a lava dome complex west of the town of Mammoth Lakes, California, in the Inyo National Forest of Madera and Mono Counties.
Therefore, the answer is west of the town of Mammoth Lakes , California , in the Inyo National Forest of Madera and Mono Counties.