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-Apr-1801-Jul-1801-Oct-1801-Jan-19CNST (Carnagh Station) 0.010.0east (mm)01-Apr-1801-Jul-1801-Oct-1801-Jan-19GISB (Gisborne) -20.0-15.0-10.0-5.0east (mm)01-Apr-1801-Jul-1801-Oct-1801-Jan-19KOKO (Kokohu) -30.0-20.0-10.0east (mm)01-Apr-1801-Jul-1801-Oct-1801-Jan-19MAHI (Mahia Peninsula) -40.0-30.0-20.0east (mm)01-Apr-1801-Jul-1801-Oct-1801-Jan-19CKID (Cape Kidnappers) -60.0-50.0-40.0east (mm)01-Apr-1801-Jul-1801-Oct-1801-Jan-19PAWA (Pawanui) -90.0-80.0-70.0-60.0east (mm)01-Apr-1801-Jul-1801-Oct-1801-Jan-19PORA (Porangahau)
Map of New Zealand.CNSTGISBKOKOMAHICKIDPAWAPORA