QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem903310
USGS iscgem903310
23 Oct 1937, 16:53
45 km NNE of Opotiki, New Zealand
A magnitude 6 mw earthquake at 15 km depth.
Published location
Where is 45 km NNE of Opotiki, New Zealand?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-37.650000, 177.543000
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What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
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Catalog fields and provenance
Event ID
iscgem903310
Coordinates
-37.65, 177.543
Network
iscgem
Significance
556