Tsunamis in 1871

March 1871 Tsunami: Westport, New Zealand

March 1871 · Very doubtful tsunami

A tsunami of unknown cause began at Westport, New Zealand in March 1871.

Where the waves reached

The source of the tsunami. No runup with a place is recorded for it.

  • Under 1 m
  • 1 to 3 m
  • 3 to 10 m
  • 10 to 30 m
  • 30 m and more
  • Height not recorded

Tsunami warnings in force

The tsunami

Date
March 1871
Source
Westport, New Zealand
Cause
Unknown
Runups recorded
0
Waters
Ocean
How certain
Very doubtful tsunami
Source location
41.750° S, 171.580° E

The toll

The record gives no deaths, injuries or damage for this tsunami.

What the record says

NCEI’s account, from the sources it cites.

Reference #5324:

1871, mid-March.

No. of significant (>1 m) waves: 1.

Max height reached at the limit of inundation relative to sea level at time: HWT-LWT.

In a few minutes water at river mouth changed from low water to reach HWM.

More

Every tsunami in 1871The 1800sTsunamis of New ZealandAlerts in force

Sources

Tsunami events and runups from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. NCEI tsunami event 5525.