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.

-15.0-10.0-5.0east (mm)01-Sep-2501-Dec-2501-Mar-2601-Jun-26CNST (Carnagh Station) 0.05.010.015.0east (mm)01-Sep-2501-Dec-2501-Mar-2601-Jun-26GISB (Gisborne) -10.00.0east (mm)01-Sep-2501-Dec-2501-Mar-2601-Jun-26KOKO (Kokohu) -30.0-20.0-10.0east (mm)01-Sep-2501-Dec-2501-Mar-2601-Jun-26MAHI (Mahia Peninsula) -60.0-50.0-40.0east (mm)01-Sep-2501-Dec-2501-Mar-2601-Jun-26CKID (Cape Kidnappers) -120.0-110.0-100.0east (mm)01-Sep-2501-Dec-2501-Mar-2601-Jun-26PAWA (Pawanui) -150.0-140.0-130.0east (mm)01-Sep-2501-Dec-2501-Mar-2601-Jun-26PORA (Porangahau)
Map of New Zealand. CNSTGISBKOKOMAHICKIDPAWAPORA