Published July 31, 2026 | Version v2

Data for the 2016-2026 Seismic Activity in the Aomori-Sanriku Region in Japan: Earthquakes, Forerunner and Afterrunner Relationships, and Possible Scenarios

  • 1. ROR icon Polish Academy of Sciences

Description

The dataset contains supporting datasets for the manuscript entitled "Combined b-value maps and forerunning earthquake patterns for seismicity analysis in the Aomori-Sanriku region, Japan".

Datasets S1-S2 provide processed both provide processed 2015-2026 and 2011-2026 USGS data related to forerunner and afterrunner relationships.

Datasets S9-S12 provide these forerunner and afterunner relations.

Dataset S3 provides processed JMA 2020-2024 data related to b-value estimations. Dataset S4 provides estimations for b-value mapping for NE Japan.

Datasets S5-S8 provide processed USGS 2018-2022 and 2022-2026 data related to b-value estimation and mapping.

In all datasets, variable definitions are provided in the respective header lines. For forerunners and afterunners - event 1 denotes 'parent' (larger event) and event 2 denotes 'child' (smaller event).

Files

S10_F6_afterrunners_2015_2026_July8_aomori.csv

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Additional details

Dates

Submitted
2026-08-03