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.

-5.00.05.010.0east (mm)01-Jun-1901-Sep-1901-Dec-1901-Mar-20CNST (Carnagh Station) 10.015.020.025.0east (mm)01-Jun-1901-Sep-1901-Dec-1901-Mar-20GISB (Gisborne) -5.00.05.010.0east (mm)01-Jun-1901-Sep-1901-Dec-1901-Mar-20KOKO (Kokohu) -20.0-10.00.010.0east (mm)01-Jun-1901-Sep-1901-Dec-1901-Mar-20MAHI (Mahia Peninsula) -30.0-20.0east (mm)01-Jun-1901-Sep-1901-Dec-1901-Mar-20CKID (Cape Kidnappers) -70.0-60.0-50.0east (mm)01-Jun-1901-Sep-1901-Dec-1901-Mar-20PAWA (Pawanui) -100.0-90.0-80.0east (mm)01-Jun-1901-Sep-1901-Dec-1901-Mar-20PORA (Porangahau)
Map of New Zealand.CNSTGISBKOKOMAHICKIDPAWAPORA