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LOCAL EARTHQUAKE HISTORY

Honjo City earthquake and Shindo history in 2015

本庄市

This annual view includes only earthquakes from 2015 for which stations associated with Honjo City recorded Shindo.

Data period: 1 January–31 December 2015
Data period: 1 January–31 December 2015

In 2015, stations associated with Honjo City reported local Shindo for 0 earthquakes. The highest local level recorded that year was Shindo 4.

Observed events02015
Highest local Shindo42015
Data period: 1 January–31 December 2015 · 0 observed earthquakes

Observation history · 2015

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.

2015 · Shindo 5−+ · Clear filters
First observation: Jan 26, 2015

Observed events by year

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

All years
2015

Shindo observed in this place

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

All Shindo
11821331415−05+06−06+070
Data period: 1 January–31 December 2015

Observation history · 2015

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 2015 statistics.

Local seismic profile

Where the shaking usually comes from

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

5−
Southern Ibaraki Prefecture茨城県南部
107
2
Off the Coast of Ibaraki Prefecture茨城県沖
49
4
Off the Coast of Fukushima Prefecture福島県沖
48
3
Northern Ibaraki Prefecture茨城県北部
31
3
Northwestern Chiba Prefecture千葉県北西部
22
4
Northern Saitama Prefecture埼玉県北部
12
Reference model · not a forecast J-SHIS (NIED) · 250 m · 5439213012

Ground conditions near an observation station

J-SHIS data for the 250 m mesh containing 本庄市児玉町(旧).

J-SHIS / NIED

How to read these values

Landform classTerrace covered with volcanic ash soil火山灰台地

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.

AVS30325.2 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×1.19

For the same incoming wave, local ground conditions may make peak-motion velocity at the surface about 19% higher 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.

Reference model · not a forecast J-SHIS (NIED) · A11211

Earthquake scenarios affecting this place

Official J-SHIS models ranked for their potential impact on this municipality.

J-SHIS / NIED

#1 means the model ranks highest in the J-SHIS result for this place under the same settings. It is not a ranking of which earthquake will happen next.

Magnitude on a card describes the size of the whole earthquake model, not the Shindo expected here. Local shaking also depends on distance, depth and ground conditions.

J-SHIS 2020 model, 30-year period and Shindo 6-lower threshold. This is not a prediction of a particular earthquake. Source: J-SHIS (NIED); processed for presentation by JISHINDESU.

Local seismic profile

Nearby places

Municipalities nearest to the representative station position.