At 5:55 p.m. local time we felt a mild earthquake in Zihuatanejo. According to the USGS there was a 7.0 quake 143 km northwest of Zihuatanejo in Michoacán. According to Mexico's SSN it was a 6.4 near the coast of Michoacán at lat. 17.9 and lon. -103.1.
No damage to report but lots of tourists here felt it.