Standards

DB/T 20.1-2025 Seismic station construction specification - Underground fluid station - Part 1: Water level, flow rate and water temperature station

Publish Date: 2025-11-27

DB/T 110-2025 Geomagnetic Flux Density Data Exchange Format

Publish Date: 2025-11-27

DB/T 109-2025 Collecting and preserving chemical samples of groundwater fluids for earthquake research

Publish Date: 2025-11-27

DB/T 108.5-2025 Active fault survey—Seismic exploration—Part 5:Broadband seismic array

This document specifies the technical requirements for instruments and equipment, workflow, preparation of implementation plans, field operations, data processing and interpretation, preparation of result reports, and data submission for broadband array detection.
This document is applicable to passive source detection conducted in active fault detection, with the aim of revealing the deep structural environment, crustal velocity structure, and interface morphology of the region where the fault zone is located, as well as for earthquake detection and location in the area where the fault zone is located.

Publish Date: 2025-07-31

DB/T 108.4-2025 Active fault survey—Seismic exploration—Part 4:Dense short period array

This document specifies the technical requirements for the instrumentation, workflow, implementation plan preparation, field operations, data processing and interpretation, report preparation, and data submission of the short-period intensive array (hereinafter referred to as "intensive array") detection method.
This document is applicable to passive source detection in active fault exploration, with the aim of revealing the two-dimensional shallow structure of the target fault and the three-dimensional shallow structure characteristics of the detection area's crust.

Publish Date: 2025-07-31

DB/T 108.1-2025 Active fault survey—Seismic exploration—Part 1:Shallow reflection/refraction

This document specifies the technical requirements for shallow reflection/refraction seismic exploration, including instrumentation, workflow, implementation plan design, field testing, data collection, data processing, data interpretation, output results, and data storage.
This document is applicable to 2D seismic exploration aimed at identifying the shallow detailed structures and spatial distribution characteristics of hidden faults, such as active fault detection, seismic zoning, and seismic safety evaluation.

Publish Date: 2025-07-31

DB/T 107-2025 on-site evaluation of seismic intensity

This document specifies the requirements for the initial assessment of earthquake intensity on-site, earthquake field investigation and preliminary determination of earthquake intensity, comprehensive determination of earthquake intensity, drawing of earthquake intensity maps, and report preparation.
This document is applicable to the on-site assessment of earthquake intensity conducted after an earthquake.

Publish Date: 2025-07-31

DB/T 106-2025 Specifications for the operation of seismic networks—Geoelectric observation

This document specifies the technical requirements and methods for the operation of the seismic geoelectric observation network.
This document is applicable to the operation of geoelectric observation stations, provincial business centers, and national-level business centers of the geoelectric observation network.

Publish Date: 2025-07-31

DB/T 105-2025 Specification for the operation of seismic networks—GNSS fiducial station of crustal deformation monitoring networks

This document specifies the content and requirements for the maintenance of GNSS reference stations in the Earth's crust deformation network, the preparation of reports, data management, and quality evaluation.
This document is applicable to the operation and maintenance of GNSS reference stations in the Earth's crust deformation network, and may be used as a reference for the operation and maintenance of other types of GNSS observation stations.

Publish Date: 2025-07-31

DB/T 104-2025 Specification for the research report of annual earthquake tendency

This document specifies the content and format requirements for the annual earthquake trend research reports.
This document is applicable to the preparation of annual earthquake trend research reports by units directly under the China Earthquake Administration and provincial earthquake bureaus.

Publish Date: 2025-07-31

DB/T 24-2025 Specification for earthquake case summarization

This document stipulates the basic requirements for earthquake case summaries, data collection and organization, data analysis, and the main content of earthquake case report preparation.
This document is applicable to earthquake case summaries and research work.

Publish Date: 2025-07-31