Face/Dark Pattern
from Dec 1 to 10
from USGS

The Face (around 12 UTC) and Dark (around 00:00 UTC) Global Quake pattern was evident in December.

Dec 1 /Ulaanbaatar, Mongolia	Dec 1 /Kongsberg, Norway
Dec 6/Matsushiro, Japan	Dec 6/Wyandotte Cave, Indiana
Dec 9/Aleutian Islands, Alaska	Dec 9/Garni, Armenia
Dec 10/Beijing, China	Dec 10/Lusaka, Zambia