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    148 repositories

    • streamMetabolizer

      Public
      streamMetabolizer uses inverse modeling to estimate aquatic metabolism (photosynthesis and respiration) from time series data on dissolved oxygen, water tempera…
      rrstatsusgs
      rrstatsusgs
      Stan
      •
      Other
      •24•46•88•3•Updated Jul 16, 2026Jul 16, 2026

    • fort-pymdwizard

      Public
      The MetadataWizard is a useful tool designed to facilitate FGDC metadata creation for spatial and non-spatial data sets. It is a cross-platform desktop applicat…
      metadataxmlpyqt5
      metadataxmlpyqt5usgsfgdcmetadata-wizardmetadata-creationcsdgm
      Python
      •
      Other
      •28•69•33•11•Updated Jul 16, 2026Jul 16, 2026

    • usgscsm

      Public
      This repository stores USGS Community Sensor Model (CSM) camera models
      cameracsmplanetary-data
      cameracsmplanetary-dataplanetarycamera-model
      C++
      •
      Other
      •36•32•28•2•Updated Jul 16, 2026Jul 16, 2026

    • nhdplusTools

      Public
      See official repository at: https://code.usgs.gov/water/nhdplusTools
      R
      •
      Creative Commons Zero v1.0 Universal
      •37•94•1•0•Updated Jul 16, 2026Jul 16, 2026

    • python-for-hydrology

      Public
      python and flopy tutorials for hydrologic applications and MODFLOW modeling
      Jupyter Notebook
      •
      Other
      •25•74•1•1•Updated Jul 16, 2026Jul 16, 2026

    • StarDS

      Public
      C++
      •
      Other
      •0•0•0•0•Updated Jul 15, 2026Jul 15, 2026

    • hyswap

      Public
      hyswap: HYdrologic Surface Water Analysis Package
      Jupyter Notebook
      •
      Other
      •5•32•2•0•Updated Jul 14, 2026Jul 14, 2026

    • pywatershed

      Public
      A hydrologic model in Python
      pythonhydrologywater
      pythonhydrologywaterprmsmodflowswbsurfacehydrologymodflow6
      Fortran
      •
      Creative Commons Zero v1.0 Universal
      •23•53•26•1•Updated Jul 13, 2026Jul 13, 2026

    • SpiceQL

      Public
      Spice Query Library
      C++
      •
      Other
      •9•4•10•0•Updated Jul 13, 2026Jul 13, 2026

    • EGRET

      Public
      An R-package for the analysis of long-term changes in water quality and streamflow, including the water-quality method Weighted Regressions on Time, Discharge, …
      rrstatswater-quality
      rrstatswater-qualityr-packageusgswater-quality-data
      R
      •
      Other
      •47•100•9•0•Updated Jul 13, 2026Jul 13, 2026

    • quarto-utils

      Public
      Python
      •
      Other
      •2•3•1•0•Updated Jul 10, 2026Jul 10, 2026

    • nhm-assist

      Public
      hytest
      hytest
      Python
      •
      Other
      •4•1•0•0•Updated Jul 10, 2026Jul 10, 2026

    • cdi-software-tutorials-2025

      Public
      CDI-Software Community of Practice Tutorials 2025
      Python
      •
      Other
      •1•1•0•0•Updated Jul 10, 2026Jul 10, 2026

    • ale

      Public
      Abstraction Layer for Ephemerides (ALE)
      XC
      •
      Other
      •37•18•29•6•Updated Jul 9, 2026Jul 9, 2026

    • vizlab-home

      Public
      Landing page for the USGS Vizlab
      Vue
      •
      Other
      •7•5•7•0•Updated Jul 9, 2026Jul 9, 2026

    • dataRetrieval

      Public
      This R package is designed to obtain USGS or EPA water quality sample data, streamflow data, and metadata directly from web services.
      rrstatsr-package
      rrstatsr-packageusgs
      R
      •
      Other
      •97•326•7•2•Updated Jul 8, 2026Jul 8, 2026

    • sfrmaker

      Public
      Rapid construction of MODFLOW SFR Package input from hydrography data.
      Python
      •
      Other
      •25•46•6•3•Updated Jul 7, 2026Jul 7, 2026

    • dataretrieval-python

      Public
      Python package for retrieving water data from USGS or the multi-agency Water Quality Portal
      Python
      •
      Other
      •60•255•6•9•Updated Jul 7, 2026Jul 7, 2026

    • ISIS3

      Public
      Integrated Software for Imagers and Spectrometers v3. ISIS3 is a digital image processing software package to manipulate imagery collected by current and past N…
      C++
      •
      Other
      •182•241•49•6•Updated Jul 6, 2026Jul 6, 2026

    • streamflow-drought-forecasts

      Public
      Streamflow drought assessment and forecasting tool — Experimental streamflow drought forecasts for the conterminous United States
      Vue
      •
      Other
      •1•0•0•7•Updated Jul 2, 2026Jul 2, 2026

    • gspy

      Public
      Python
      •
      Other
      •9•32•19•0•Updated Jul 1, 2026Jul 1, 2026

    • flow-tiles

      Public
      A tile map showing a month of streamflow conditions across the U.S.
      R
      •
      Creative Commons Zero v1.0 Universal
      •12•44•3•2•Updated Jul 1, 2026Jul 1, 2026

    • asc-public-docs

      Public
      Public facing documentation for ASC
      HTML
      •
      Other
      •12•1•24•6•Updated Jul 1, 2026Jul 1, 2026

    • planetary-ard

      Public
      JavaScript
      •
      Other
      •5•1•0•7•Updated Jun 30, 2026Jun 30, 2026

    • trout_and_climate

      Public
      Vue
      •
      Other
      •0•0•0•4•Updated Jun 30, 2026Jun 30, 2026

    • pycap-dss

      Public
      Python
      •
      Other
      •6•3•1•3•Updated Jun 29, 2026Jun 29, 2026

    • modflow-setup

      Public
      Python package for automating the setup of MODFLOW groundwater flow models
      Python
      •
      Other
      •21•64•8•1•Updated Jun 22, 2026Jun 22, 2026

    • snow-to-flow

      Public
      What does changing snowmelt mean for flow in the western US?
      Vue
      •
      Creative Commons Zero v1.0 Universal
      •9•14•1•0•Updated Jun 17, 2026Jun 17, 2026

    • linesink-maker

      Public
      Rapidly build GFLOW models from GIS hydrography data
      Python
      •
      Other
      •2•4•0•0•Updated Jun 16, 2026Jun 16, 2026

    • pyPRMS

      Public
      Python library for working with PRMS
      prms
      prms
      Python
      •
      Other
      •8•12•9•0•Updated Jun 15, 2026Jun 15, 2026
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