Repositories list

• pestpp

  Public

  usgs/pestpp’s past year of commit activity
  tools for scalable and non-intrusive parameter estimation, uncertainty analysis and sensitivity analysis

  optimizationparallel-computingparameter-estimation+ 7

  optimizationparallel-computingparameter-estimationoptimization-toolsensemblesuncertainty-quantificationsensitivity-analysisglobal-sensitivity-analysisensemble-methodsnon-intrusive

  C++

  •8989 forks•171171 stars•88 issues•55 pull requests•Updated Apr 10, 2026Apr 10, 2026

• slab2

  Public

  usgs/slab2’s past year of commit activity
  Slab2.0 is a three-dimensional compilation of global subduction geometries, separated into regional models for each major subduction zone.

  Python

  •

  Other

  •4848 forks•9292 stars•00 issues•00 pull requests•Updated Nov 13, 2025Nov 13, 2025

• earthquake-eventpages

  Public archive

  usgs/earthquake-eventpages’s past year of commit activity
  Web application for displaying earthquake event pages.

  TypeScript

  •

  Other

  •2323 forks•3131 stars•8484 issues•2626 pull requests•Updated Mar 3, 2025Mar 3, 2025

• earthquake-impact-utils

  Public archive

  usgs/earthquake-impact-utils’s past year of commit activity
  Utilities to support USGS earthquake shaking and impacts software, such as ShakeMap, PAGER, and groundfailure.

  Other

  •1010 forks•55 stars•77 issues•11 pull request•Updated Jan 8, 2025Jan 8, 2025

• NMC-volunteermap

  Public
  csshtmlchallenge+ 2

  csshtmlchallengegeojsonchallenge-map

  JavaScript

  •

  Other

  •66 forks•11 star•00 issues•00 pull requests•Updated Nov 13, 2024Nov 13, 2024

• pubs-services

  Public
  pubswh

  pubswh

  Java

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  Other

  •77 forks•33 stars•00 issues•1212 pull requests•Updated Oct 3, 2024Oct 3, 2024

• shakecast

  Public archive

  usgs/shakecast’s past year of commit activity
  ShakeCast

  Python

  •

  Other

  •2525 forks•1111 stars•6969 issues•1010 pull requests•Updated Jun 10, 2024Jun 10, 2024

• landslides-trigrs

  Public

  usgs/landslides-trigrs’s past year of commit activity
  digital-elevation-modellandsliderainfall-induced-landslides+ 2

  digital-elevation-modellandsliderainfall-induced-landslidesrainfall-infiltrationslope-stability

  Other

  •2222 forks•4242 stars•55 issues•11 pull request•Updated Apr 1, 2024Apr 1, 2024

• nabatr

  Public archive
  R

  •

  Creative Commons Zero v1.0 Universal

  •77 forks•66 stars•11 issue•00 pull requests•Updated Jan 23, 2024Jan 23, 2024

• water-datapreptools

  Public
  DEPRECATED Tools to prepare terrain data for inclusion in USGS StreamStats.

  hydrologyarcpyterrain-processing+ 1

  hydrologyarcpyterrain-processinghydro-enforce

  Python

  •

  Other

  •44 forks•55 stars•00 issues•00 pull requests•Updated Jan 12, 2024Jan 12, 2024

• water-fcpg-tools

  Public
  The Flow-Conditioned Parameter Grid Tools use flow direction grids and input parameter datasets to produce pre-computed girds of upstream basin characteristics.…

  machine-learningrasterhydrology+ 1

  machine-learningrasterhydrologyflow-statistics

  Python

  •

  Other

  •44 forks•1212 stars•00 issues•11 pull request•Updated Dec 15, 2023Dec 15, 2023

• warc-iridium-sbd-decoder

  Public
  Java library for decoding Iridium Short Burst Data packets.

  javadataburst+ 3

  javadataburstiridiumshortsbd

  Java

  •

  Other

  •66 forks•1010 stars•00 issues•00 pull requests•Updated Jun 15, 2023Jun 15, 2023

• groundmotion-processing

  Public archive
  Parsing and processing ground motion data

  Other

  •4141 forks•5454 stars•5050 issues•11 pull request•Updated Apr 28, 2023Apr 28, 2023

• libcomcat

  Public

  usgs/libcomcat’s past year of commit activity
  Library of functions and wrapper scripts for accessing ANSS ComCat server data

  Jupyter Notebook

  •

  Other

  •4141 forks•7676 stars•1212 issues•00 pull requests•Updated Mar 2, 2023Mar 2, 2023

• usgs.github.io

  Public
  GH Pages Redirects for DGEC Migration

  HTML

  •

  Other

  •22 forks•11 star•00 issues•00 pull requests•Updated Jan 17, 2023Jan 17, 2023

• nshmp-haz

  Public
  National Seismic Hazard Mapping Project (NSHMP) Code

  usgsearthquake-hazardpsha+ 5

  usgsearthquake-hazardpshaseismic-hazardseismic-sourceearthquake-sourcehazard-curvedeaggregation

  Java

  •

  Other

  •3232 forks•4141 stars•00 issues•11 pull request•Updated Jan 11, 2023Jan 11, 2023

• rcomcat

  Public
  R library for searching the ANSS ComCat comprehensive earthquake catalog.

  R

  •

  Other

  •1313 forks•55 stars•11 issue•00 pull requests•Updated Dec 9, 2022Dec 9, 2022

• nshm-cous-2018

  Public
  NSHM: Conterminous U.S. 2018

  usgsearthquake-source-characterizationearthquake-hazard+ 5

  usgsearthquake-source-characterizationearthquake-hazardpshaseismic-hazardseismic-sourceearthquake-sourcenshmp-haz

  Other

  •44 forks•77 stars•1717 issues•00 pull requests•Updated Dec 8, 2022Dec 8, 2022

• nshm-cous-2014

  Public
  NSHM: Conterminous U.S. 2014

  usgsearthquake-source-characterizationearthquake-hazard+ 5

  usgsearthquake-source-characterizationearthquake-hazardpshaseismic-hazardseismic-sourceearthquake-sourcenshmp-haz

  Other

  •1010 forks•88 stars•00 issues•00 pull requests•Updated Dec 8, 2022Dec 8, 2022

• nshm-cous-2008

  Public
  NSHM: Conterminous U.S. 2008

  usgsearthquake-source-characterizationearthquake-hazard+ 5

  usgsearthquake-source-characterizationearthquake-hazardpshaseismic-hazardseismic-sourceearthquake-sourcenshmp-haz

  Other

  •55 forks•66 stars•11 issue•00 pull requests•Updated Dec 8, 2022Dec 8, 2022

• nshm-ak-2007

  Public
  NSHM: Alaska 2007

  usgsearthquake-source-characterizationearthquake-hazard+ 5

  usgsearthquake-source-characterizationearthquake-hazardpshaseismic-hazardseismic-sourceearthquake-sourcenshmp-haz

  Other

  •44 forks•44 stars•00 issues•00 pull requests•Updated Dec 8, 2022Dec 8, 2022

• nshmp-haz-catalogs

  Public
  National Seismic Hazard Mapping Project (NSHMP) Earthquake Catalogs

  usgsearthquake-hazardpsha+ 4

  usgsearthquake-hazardpshaseismic-hazardseismic-sourceearthquake-sourceearthquake-catalogs

  C

  •

  Other

  •55 forks•99 stars•55 issues•00 pull requests•Updated Dec 8, 2022Dec 8, 2022

• nshmp-haz-ws

  Public
  National Seismic Hazard Mapping Project (NSHMP) Web Service Code

  web-servicesusgsearthquake-hazard+ 2

  web-servicesusgsearthquake-hazardpshaseismic-hazard

  JavaScript

  •

  Other

  •88 forks•1010 stars•00 issues•00 pull requests•Updated Dec 8, 2022Dec 8, 2022

• nshmp-haz-fortran

  Public
  National Seismic Hazard Mapping Project (NSHMP) Legacy Fortran Code

  pshaseismic-hazard

  pshaseismic-hazard

  Fortran

  •

  Other

  •1313 forks•2222 stars•00 issues•00 pull requests•Updated Dec 8, 2022Dec 8, 2022

• shakecast-aebm

  Public
  A loss estimation tool that implements HAZUS's Advanced Engineering Building Module

  Python

  •

  Other

  •33 forks•22 stars•99 issues•77 pull requests•Updated Dec 8, 2022Dec 8, 2022

• pager

  Public
  Prompt Assessment of Global Earthquakes for Response (PAGER)

  PostScript

  •

  Other

  •1717 forks•1111 stars•4141 issues•00 pull requests•Updated Dec 6, 2022Dec 6, 2022

• wdfn-blog

  Public archive
  The blog of USGS Water Data for the Nation

  wdfninternet-of-water

  wdfninternet-of-water

  HTML

  •

  Other

  •2525 forks•88 stars•88 issues•1010 pull requests•Updated Nov 25, 2022Nov 25, 2022

• groundfailure

  Public archive
  Earthquake-triggered ground failure

  Other

  •1414 forks•1111 stars•2525 issues•00 pull requests•Updated Oct 25, 2022Oct 25, 2022

• pdl

  Public
  Product Distribution Layer

  Java

  •

  Other

  •1717 forks•1010 stars•3030 issues•22 pull requests•Updated Oct 11, 2022Oct 11, 2022

• MapIO

  Public
  Provides library for dealing with grid formats

  Jupyter Notebook

  •

  Other

  •1717 forks•77 stars•1212 issues•11 pull request•Updated Oct 7, 2022Oct 7, 2022