Updated 2021-05-26 22:08:58 UTC

M 4.6 — 233 km ENE of Gisborne, New Zealand

Magnitude 4.6, depth 10.0 km, 2021-03-18 17:14:11 UTC.

MagnitudeM 4.6
Depth10.0 km
Felt reports—
Statusreviewed
TsunamiNo
Quake Pulse Activity Index

Activity trend

A high index means recent activity is high relative to the selected historical baseline. It does not mean that a larger earthquake is about to occur.

Quake Pulse Activity Index56/100Normal
Current 30 days11
Historical monthly median10.5
Historical percentileP56
M5+ in 30 days4
M6+ in 30 days0
Activity trendaround the historical range (+5%)
Baseline months: 60Last calculation: 2026-09-03 06:17:39How the index works →
Quake Pulse

What to know

A short factual reading of this event from the available observations.

  • Magnitude M 4.6 at 10.0 km depth.
Counts describe detected earthquakes and are not a forecast or hazard assessment.
Quake Pulse

Within the Quake Pulse database

Long-term comparisons are more robust at higher magnitudes because small-earthquake detection capability has changed over time.

Magnitude rank in database#109,443
Magnitude rank in country#2,677
M4.5+ within 250 km, ±15 days51
Quake Pulse

Impact and context

Descriptive indicators available for this event and its surroundings.

8/100Limited context
Felt reports—
Max felt intensity (CDI)—
Instrumental intensity (MMI)—
PAGER alertNot available
Tsunami indicator—
USGS significance326
Depth contextShallow
Nearby major city—
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These indicators describe data available after detection. They are neither a forecast nor a direct estimate of damage or individual risk.

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Around this epicenter

Nearby events observed around this epicenter. Spatial proximity does not necessarily mean they belong to the same sequence.

M 4.6 · 233 km ENE of Gisborne, New Zealand · 100 kmInteractive 3D view of earthquakes within 100 km of M 4.6 · 233 km ENE of Gisborne, New Zealand.M 4.6 · 233 km ENE of Gisborne, New ZealandM 4.8 · 233 km NE of Gisborne, New Zealand · 4.7 kmM 4.6 · 226 km NE of Gisborne, New Zealand · 18.3 kmM 4.7 · 221 km ENE of Gisborne, New Zealand · 13.3 kmM 4.5 · 219 km ENE of Gisborne, New Zealand · 18.6 kmM 4.7 · 221 km ENE of Gisborne, New Zealand · 19.9 kmM 4.7 · 250 km NE of Gisborne, New Zealand · 23.0 kmM 4.8 · 219 km NE of Gisborne, New Zealand · 20.7 kmM 5.0 · 223 km ENE of Gisborne, New Zealand · 57.0 kmM 4.6 · 209 km ENE of Gisborne, New Zealand · 41.5 kmM 4.6 · 233 km NE of Gisborne, New Zealand · 22.7 kmM 4.5 · 233 km NE of Gisborne, New Zealand · 10.2 kmM 4.5 · 218 km NE of Gisborne, New Zealand · 16.3 kmM 4.5 · 236 km ENE of Gisborne, New Zealand · 3.1 kmM 4.6 · 217 km NE of Gisborne, New Zealand · 16.2 kmM 4.7 · 225 km ENE of Gisborne, New Zealand · 18.7 kmM 4.7 · 230 km NE of Gisborne, New Zealand · 5.2 kmM 4.9 · 254 km NE of Gisborne, New Zealand · 48.5 kmM 4.9 · 231 km ENE of Gisborne, New Zealand · 6.8 kmM 4.6 · 251 km NE of Gisborne, New Zealand · 50.2 kmM 5.0 · 222 km ENE of Gisborne, New Zealand · 31.6 kmM 4.6 · east of the North Island of New Zealand · 31.5 kmM 4.8 · east of the North Island of New Zealand · 16.0 kmM 4.6 · 268 km NE of Gisborne, New Zealand · 66.5 kmM 5.1 · 244 km NE of Gisborne, New Zealand · 44.0 kmM 4.9 · east of the North Island of New Zealand · 38.3 kmM 4.7 · 248 km NE of Gisborne, New Zealand · 32.3 kmM 4.8 · 248 km NE of Gisborne, New Zealand · 50.2 kmM 4.5 · 229 km NE of Gisborne, New Zealand · 7.9 kmM 4.9 · 211 km ENE of Gisborne, New Zealand · 26.9 kmM 4.7 · 233 km NE of Gisborne, New Zealand · 1.3 kmM 4.6 · 210 km NE of Gisborne, New Zealand · 23.3 kmM 4.6 · 259 km ENE of Gisborne, New Zealand · 30.6 kmM 4.6 · 241 km ENE of Gisborne, New Zealand · 11.0 kmM 5.3 · 222 km ENE of Gisborne, New Zealand · 11.8 kmM 4.5 · 224 km NE of Gisborne, New Zealand · 25.6 kmM 4.5 · 213 km ENE of Gisborne, New Zealand · 21.4 kmM 4.6 · 236 km ENE of Gisborne, New Zealand · 26.4 kmM 4.9 · 221 km NE of Gisborne, New Zealand · 22.1 kmM 5.0 · 233 km NE of Gisborne, New Zealand · 33.1 kmM 5.6 · 208 km ENE of Gisborne, New Zealand · 29.1 kmM 4.6 · 248 km ENE of Gisborne, New Zealand · 27.5 kmM 4.9 · 212 km ENE of Gisborne, New Zealand · 22.5 kmM 4.7 · 211 km ENE of Gisborne, New Zealand · 37.2 kmM 4.6 · 226 km NE of Gisborne, New Zealand · 23.7 kmM 5.0 · 211 km ENE of Gisborne, New Zealand · 26.9 kmM 4.6 · 217 km ENE of Gisborne, New Zealand · 38.2 kmM 4.7 · 212 km NE of Gisborne, New Zealand · 20.8 kmM 5.0 · 263 km ENE of Gisborne, New Zealand · 33.0 kmM 4.7 · 294 km ENE of Gisborne, New Zealand · 73.2 kmM 4.6 · 229 km NE of Gisborne, New Zealand · 25.1 kmM 4.5 · 246 km NE of Gisborne, New Zealand · 41.0 kmM 5.0 · 236 km ENE of Gisborne, New Zealand · 7.8 kmM 4.5 · 195 km ENE of Gisborne, New Zealand · 52.6 km
M 4.6 · 233 km ENE of Gisborne, New Zealand100 km53 Recent earthquakes

Descriptive map centered on the epicenter; it does not represent felt intensity or risk.

Sequence context

No public sequence is currently associated with this event.

Nearby events · 100 km

Quake Pulse

USGS data evolution

Earthquake parameters can be revised after first publication. This timeline shows versions retained by Quake Pulse.

Revisions1
Magnitude change+0.0M 4.6 → M 4.6
Depth change+0.0 km
Last update2826651 min
2021-05-26 22:08:58 UTC2021-05-26 22:08:58 UTC

Explore related context

Putting this earthquake in context

An earthquake record can change after the first automatic publication as additional stations contribute data and analysts refine the solution.

Interpret the numbers

Magnitude, depth, felt reports and status describe different parts of the event. None of them alone predicts the consequences for a specific city.

Important limits

If the earthquake creates a safety concern, follow local authorities and official warning channels rather than relying on a public data website.

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