https://earthquake.usgs.gov/monitoring/gps/NCalifornia_SGPS_ITRF2014/brcr/qc/table
Station BRCR Quality Control Data | NCalifornia_SGPS_ITRF2014 Network
USGS Earthquake Hazards Program, responsible for monitoring, reporting, and researching earthquakes and earthquake hazards
quality controlstationdatasgpsnetwork