TITLE: 12/09 [OWL Shift]: 08:00-16:00 UTC (00:00-08:00 PDT), all times posted in UTC STATE Of H1: Unlocked SHIFT SUMMARY: Lock loss likely from earthquake. High winds and microseism have hindered relocking ALS. Tried different combinations of ISI blends to no avail. The Y arm has been the least stable. There is a timing error on H1SUSETMX. INCOMING OPERATOR: Ed ACTIVITY LOG: 10:41 UTC Lock loss. Arms not staying locked on green. Put ISC_LOCK guardian to DOWN to wait out earthquake. Adjusted REF_SIGNAL to increase ISS diffracted power. 13:38 UTC Started attempting to relock 15:33 UTC Bubba driving down arms to assess tumbleweed buildup