Reports until 02:04, Tuesday 13 June 2017
H1 General
patrick.thomas@LIGO.ORG - posted 02:04, Tuesday 13 June 2017 - last comment - 02:25, Tuesday 13 June 2017(36822)
Lock loss 
Lock loss at 09:00 UTC. Possibly from the mechanism causing the DARM noise?
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patrick.thomas@LIGO.ORG - 02:23, Tuesday 13 June 2017 (36823)
Link 

May have actually been from an earthquake.

I do not believe seismon saw it. A tconvert on the GPS time gives:
patrick.thomas@zotws3:~$ tconvert 1181363865
Jun 13 2017 04:37:27 UTC
patrick.thomas@zotws3:~$
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patrick.thomas@LIGO.ORG - 02:25, Tuesday 13 June 2017 (36824)
Link 

I believe this is the one seismon is reporting, which was much earlier.
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