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LOCAL EARTHQUAKE HISTORY

Muroran City earthquake and Shindo history in 2024

室蘭市

This annual view includes only earthquakes from 2024 for which stations associated with Muroran City recorded Shindo.

Data period: 1 January–31 December 2024
Data period: 1 January–31 December 2024

In 2024, stations associated with Muroran City reported local Shindo for 0 earthquakes. The highest local level recorded that year was Shindo 2.

Observed events02024
Highest local Shindo22024
Data period: 1 January–31 December 2024 · 0 observed earthquakes

Observation history · 2024

This history counts earthquakes observed at stations in the place, not earthquakes whose epicentre lies inside its boundary. Counts can change as stations are updated and older or corrected observations are added.

2024 · Shindo 3+ · Clear filters
First observation: Feb 17, 2015

Observed events by year

Choose a year to update the event history and local Shindo distribution.

All years
2024

Shindo observed in this place

The highest reading from stations in this place, not the maximum Shindo of the whole event.

All Shindo
132330405−05+06−06+070
Data period: 1 January–31 December 2024

Observation history · 2024

0 observed earthquakes

No observed earthquakes match these filters.

Reference model · not a forecast

Ground & J-SHIS

The context below uses the place's full available history and reference models; it is not part of the 2024 statistics.

Local seismic profile

Where the shaking usually comes from

Source regions of earthquakes observed here, ordered by the number of reports.

5−
Central and eastern Iburi Region, Hokkaido胆振地方中東部
57
4
Off the east Coast of Aomori Prefecture青森県東方沖
45
4
Off the Coast of Urakawa浦河沖
36
3
Southern Tokachi Region, Hokkaido十勝地方南部
14
3
Off the Coast of Iwate Prefecture岩手県沖
11
2
Eastern Hidaka Region, Hokkaido日高地方東部
7
Reference model · not a forecast J-SHIS (NIED) · 250 m · 6340377813

Ground conditions near an observation station

J-SHIS data for the 250 m mesh containing 室蘭市山手町.

J-SHIS / NIED

How to read these values

Landform classHill丘陵

A landform class assigned to the whole 250 m mesh and used to estimate AVS30. The name alone does not determine safety, and it is model data rather than a borehole survey at the station.

AVS30457.0 m/s

The average speed of an S-wave through the upper 30 metres. A lower value generally indicates softer material that can amplify shaking more. J-SHIS uses this value to estimate the amplification shown to the right. It is not predicted Shindo.

Surface velocity amplification×0.89

For the same incoming wave, local ground conditions may make peak-motion velocity at the surface about 11% lower than at engineering bedrock (Vs = 400 m/s). This value describes motion velocity—it does not multiply magnitude or forecast ground acceleration.

Ground conditions can change over short distances. These values do not rate the whole place or the safety of a building, and they cannot predict an earthquake. Source: J-SHIS (NIED), V4 model; processed for presentation by JISHINDESU.

Local seismic profile

Nearby places

Municipalities nearest to the representative station position.