Slow Slip Watch

Keep an eye out for slow-slip events or "silent" earthquakes showing up on our GNSS instruments.


Hikurangi Margin slow slip events occur every 1-2 years at a shallow depth (<10km), and last for 2-6 weeks.

-10.00.0east (mm)01-May-2501-Aug-2501-Nov-2501-Feb-26CNST (Carnagh Station) 0.05.010.015.0east (mm)01-May-2501-Aug-2501-Nov-2501-Feb-26GISB (Gisborne) -15.0-10.0-5.00.05.0east (mm)01-May-2501-Aug-2501-Nov-2501-Feb-26KOKO (Kokohu) -30.0-20.0-10.0east (mm)01-May-2501-Aug-2501-Nov-2501-Feb-26MAHI (Mahia Peninsula) -50.0-40.0east (mm)01-May-2501-Aug-2501-Nov-2501-Feb-26CKID (Cape Kidnappers) -110.0-100.0-90.0east (mm)01-May-2501-Aug-2501-Nov-2501-Feb-26PAWA (Pawanui) -150.0-140.0-130.0east (mm)01-May-2501-Aug-2501-Nov-2501-Feb-26PORA (Porangahau)
Map of New Zealand. CNSTGISBKOKOMAHICKIDPAWAPORA